glupteba | 3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21-04-2024 13:11

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General

Target

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Size

4.1MB
MD5

35087b129f7d3fb6e2214cc73220da1a
SHA1

f33a84fb4633d23833710e78a0c98b454fa3df3a
SHA256

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318
SHA512

38dc2d69a91066075f84d81bc8985d50e665548254f970517ca137920c16c4139e5a0adf810d3923ddec8a922a7ea3cec1bb9fad7ba5d629eaf7280a46e18a86
SSDEEP

98304:oupp3WUkLaIVxVQ5Lfi8+DAGSBgUwbhlmIRT0sLJ50:l24wrgi8oddlbi

Score

10^/10

glupteba discovery dropper evasion loader persistence rootkit upx

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Glupteba payload 39 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2500-2-0x0000000004140000-0x0000000004A2C000-memory.dmp	family_glupteba
behavioral1/memory/2808-3-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-5-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-6-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-8-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-7-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-9-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-10-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/2808-51-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-62-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-63-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-64-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-65-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-66-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-105-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-136-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-139-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/1044-169-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-184-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-185-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-186-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-187-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-216-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-217-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-250-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-285-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-286-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-287-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-288-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-297-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-299-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-301-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-303-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-305-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-307-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-309-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-311-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-313-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral1/memory/5024-315-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

3652 netsh.exe
Executes dropped EXE 5 IoCs

Processes:

csrss.execsrss.exeinjector.exewindefender.exewindefender.exe

pid process

4552 csrss.exe
5024 csrss.exe
5012 injector.exe
3088 windefender.exe
1452 windefender.exe

pid	process
3652	netsh.exe

pid	process
4552	csrss.exe
5024	csrss.exe
5012	injector.exe
3088	windefender.exe
1452	windefender.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Windows\windefender.exe	upx
behavioral1/memory/3088-296-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/1452-298-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral1/memory/1452-302-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	csrss.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
rootkit evasion

Processes:

csrss.exe

description ioc process

File opened for modification \??\WinMonFS csrss.exe

description	ioc	process
File opened for modification	\??\WinMonFS	csrss.exe

Drops file in System32 directory 7 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log	powershell.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.execsrss.exe

description	pid	process	target process
PID 2500 set thread context of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 set thread context of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 4552 set thread context of 5024	4552	csrss.exe	csrss.exe

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery
T1082

Processes:

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN 3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe

description	ioc	process
File opened (read-only)	\??\VBoxMiniRdrDN	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe

Drops file in Windows directory 4 IoCs

Processes:

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.execsrss.exe

description	ioc	process
File opened for modification	C:\Windows\rss	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
File created	C:\Windows\rss\csrss.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
File created	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\windefender.exe	csrss.exe

Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

2684 sc.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4732 4164 WerFault.exe powershell.exe
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

700 schtasks.exe
1912 schtasks.exe

pid	process
2684	sc.exe

pid	pid_target	process	target process
4732	4164	WerFault.exe	powershell.exe

pid	process
700	schtasks.exe
1912	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exepowershell.exepowershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-511 = "Central Asia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2002 = "Cabo Verde Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1721 = "Libya Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exepowershell.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exe

pid	process
4164	powershell.exe
4164	powershell.exe
2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
3136	powershell.exe
3136	powershell.exe
3136	powershell.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
968	powershell.exe
968	powershell.exe
968	powershell.exe
1068	powershell.exe
1068	powershell.exe
1068	powershell.exe
4392	powershell.exe
4392	powershell.exe
4392	powershell.exe
1812	powershell.exe
1812	powershell.exe
1812	powershell.exe
3488	powershell.exe
3488	powershell.exe
3488	powershell.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5024	csrss.exe
5024	csrss.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5024	csrss.exe
5024	csrss.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5024	csrss.exe
5024	csrss.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe
5012	injector.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

powershell.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exe

description	pid	process
Token: SeDebugPrivilege	4164	powershell.exe
Token: SeDebugPrivilege	2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Token: SeImpersonatePrivilege	2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
Token: SeDebugPrivilege	3136	powershell.exe
Token: SeDebugPrivilege	968	powershell.exe
Token: SeDebugPrivilege	1068	powershell.exe
Token: SeDebugPrivilege	4392	powershell.exe
Token: SeDebugPrivilege	1812	powershell.exe
Token: SeDebugPrivilege	3488	powershell.exe
Token: SeSystemEnvironmentPrivilege	5024	csrss.exe
Token: SeSecurityPrivilege	2684	sc.exe
Token: SeSecurityPrivilege	2684	sc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.execmd.execsrss.execsrss.exewindefender.exe

description	pid	process	target process
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2500 wrote to memory of 2808	2500	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 2808 wrote to memory of 4164	2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 2808 wrote to memory of 4164	2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 2808 wrote to memory of 4164	2808	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1304 wrote to memory of 1044	1304	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
PID 1044 wrote to memory of 3136	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 3136	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 3136	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 1400	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	cmd.exe
PID 1044 wrote to memory of 1400	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	cmd.exe
PID 1400 wrote to memory of 3652	1400	cmd.exe	netsh.exe
PID 1400 wrote to memory of 3652	1400	cmd.exe	netsh.exe
PID 1044 wrote to memory of 968	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 968	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 968	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 1068	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 1068	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 1068	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	powershell.exe
PID 1044 wrote to memory of 4552	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	csrss.exe
PID 1044 wrote to memory of 4552	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	csrss.exe
PID 1044 wrote to memory of 4552	1044	3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 4552 wrote to memory of 5024	4552	csrss.exe	csrss.exe
PID 5024 wrote to memory of 4392	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 4392	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 4392	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 1812	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 1812	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 1812	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 3488	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 3488	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 3488	5024	csrss.exe	powershell.exe
PID 5024 wrote to memory of 5012	5024	csrss.exe	injector.exe
PID 5024 wrote to memory of 5012	5024	csrss.exe	injector.exe
PID 3088 wrote to memory of 1072	3088	windefender.exe	cmd.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
"C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2500

C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
"C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2808

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 2324
4⤵
- Program crash
PID:4732

C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
"C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1304

C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe
"C:\Users\Admin\AppData\Local\Temp\3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318.exe"
4⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1044

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
5⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3136

C:\Windows\system32\cmd.exe
C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
5⤵
- Suspicious use of WriteProcessMemory
PID:1400

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
6⤵
- Modifies Windows Firewall
PID:3652

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
5⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:968

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
5⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1068

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4552

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
6⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5024

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
7⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
7⤵
- Creates scheduled task(s)
PID:700

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
7⤵
PID:3040

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
7⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1812

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
7⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3488

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
7⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:5012

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
7⤵
- Creates scheduled task(s)
PID:1912

C:\Windows\windefender.exe
"C:\Windows\windefender.exe"
7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3088

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
8⤵
PID:1072

C:\Windows\SysWOW64\sc.exe
sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
9⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:2684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4164 -ip 4164
1⤵
PID:2856

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rwp5qfp0.0xx.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
896be53dd1e0c603c8f4201de9b96a3c

SHA1
0e60d9623eb7ad5542be148577998d31dc6e620e

SHA256
0607a390fdeead7d8663b4be029acbcc109b3a91372f82e6d8978682b0bc12cb

SHA512
41db83d0068a0ddd5a06430a89b7f07d542d2fb4223a65402a183c29753e0f0fc493df150e5560f741f1609c69aa93af6b851ca51ae78b597162d70db9e8c8b7

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
ce3cc8806184593cf8fb7c3755ee1c8e

SHA1
bc5af764a86c1cd15f83b888860eda11bdea5c2b

SHA256
e90ec8e982f66949d7cb855588105fba9ef8e0d3c5bcebae0dae3d5ed54e238a

SHA512
326cb8f93139cb9b17f029c2c08f9809ed0f04391d55f9a966c5848c938e9a87ecb399a28b939d0be0e4e6f7264f3b7b7409e59540dad4245f262acc141cd93f

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
96ca22cef25a38c2830c42a5b12c2777

SHA1
21e453071d4504ee7cdda7f745189c19c7661685

SHA256
358ad5b83952fa094796ab1c1ecb5a5af0e1ad805fd97060dce5fd24d2b81072

SHA512
ef0f4a282287b6545f45b058104b8a0922ca5af8351528bf08a9d954e4c893d9e841b83718068cdee1f6d5d92a3b13f293246e0be85b5a41e05a19b5eb847507

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
e18a93ca3ee4bb09c0b70a7b8a57a4f0

SHA1
3b1b078bee29a22bac17beb70dc8ab1b4cce0f10

SHA256
398e8d01ecb93716ae864ad3e460530111c38d69febd5d0fac0ebfd78629a92f

SHA512
4ec6b72cc538d8227a974ba10103fa1fe2c9ab1c50593b6bcd78f56a0f8b198dab50275917dea2cf2bcd6ea4cb728ef985cb5389026ce8403e966501a8ba2e86

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
2336ef516b877184eb998372932a6cae

SHA1
1dc26c4d84924c1324ee44c2c32d7771d484b021

SHA256
5815c3906dbe988c1c207934a2da2dac22b4886722c0fd2d32758d20ef45595a

SHA512
afa5a5c575f4cc67e9906eb8bd4f5f085c8533fb556346db53ab14f0e21f6491ed588e7ac7cf2b24ab332095558602200a199dda67a7d6d8ef2a52c24525015c

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
35087b129f7d3fb6e2214cc73220da1a

SHA1
f33a84fb4633d23833710e78a0c98b454fa3df3a

SHA256
3a1e1699ef5afe1ad845230eb0de7700e9a5bdae45c84bc0cbb2a636e6ecf318

SHA512
38dc2d69a91066075f84d81bc8985d50e665548254f970517ca137920c16c4139e5a0adf810d3923ddec8a922a7ea3cec1bb9fad7ba5d629eaf7280a46e18a86

Download Submit
C:\Windows\windefender.exe
Filesize
2.0MB

MD5
8e67f58837092385dcf01e8a2b4f5783

SHA1
012c49cfd8c5d06795a6f67ea2baf2a082cf8625

SHA256
166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

SHA512
40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

Download Submit
memory/968-122-0x0000000070790000-0x00000000707DC000-memory.dmp

Filesize
304KB

Download
memory/968-107-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/968-108-0x0000000002550000-0x0000000002560000-memory.dmp

Filesize
64KB

Download
memory/968-109-0x0000000002550000-0x0000000002560000-memory.dmp

Filesize
64KB

Download
memory/968-110-0x0000000005550000-0x00000000058A4000-memory.dmp

Filesize
3.3MB

Download
memory/968-121-0x000000007F430000-0x000000007F440000-memory.dmp

Filesize
64KB

Download
memory/968-123-0x0000000070F30000-0x0000000071284000-memory.dmp

Filesize
3.3MB

Download
memory/968-133-0x0000000002550000-0x0000000002560000-memory.dmp

Filesize
64KB

Download
memory/968-135-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/1044-63-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-62-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-66-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-65-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-64-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-136-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-169-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-105-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1044-139-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/1068-154-0x0000000070EF0000-0x0000000071244000-memory.dmp

Filesize
3.3MB

Download
memory/1068-140-0x00000000032E0000-0x00000000032F0000-memory.dmp

Filesize
64KB

Download
memory/1068-138-0x00000000032E0000-0x00000000032F0000-memory.dmp

Filesize
64KB

Download
memory/1068-137-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/1068-166-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/1068-164-0x00000000032E0000-0x00000000032F0000-memory.dmp

Filesize
64KB

Download
memory/1068-150-0x0000000006270000-0x00000000065C4000-memory.dmp

Filesize
3.3MB

Download
memory/1068-152-0x000000007EF40000-0x000000007EF50000-memory.dmp

Filesize
64KB

Download
memory/1068-153-0x0000000070790000-0x00000000707DC000-memory.dmp

Filesize
304KB

Download
memory/1304-58-0x0000000003920000-0x0000000003D21000-memory.dmp

Filesize
4.0MB

Download
memory/1452-298-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/1452-302-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2500-1-0x0000000003D30000-0x0000000004133000-memory.dmp

Filesize
4.0MB

Download
memory/2500-2-0x0000000004140000-0x0000000004A2C000-memory.dmp

Filesize
8.9MB

Download
memory/2808-51-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-8-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-6-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-7-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-9-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-10-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-5-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/2808-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/3088-296-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/3136-81-0x000000007EF20000-0x000000007EF30000-memory.dmp

Filesize
64KB

Download
memory/3136-98-0x0000000007670000-0x000000000767E000-memory.dmp

Filesize
56KB

Download
memory/3136-99-0x0000000007680000-0x0000000007694000-memory.dmp

Filesize
80KB

Download
memory/3136-100-0x00000000076C0000-0x00000000076DA000-memory.dmp

Filesize
104KB

Download
memory/3136-101-0x00000000076B0000-0x00000000076B8000-memory.dmp

Filesize
32KB

Download
memory/3136-104-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/3136-97-0x0000000007630000-0x0000000007641000-memory.dmp

Filesize
68KB

Download
memory/3136-96-0x0000000007700000-0x0000000007796000-memory.dmp

Filesize
600KB

Download
memory/3136-94-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3136-95-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3136-93-0x0000000007310000-0x00000000073B3000-memory.dmp

Filesize
652KB

Download
memory/3136-83-0x0000000070910000-0x0000000070C64000-memory.dmp

Filesize
3.3MB

Download
memory/3136-82-0x0000000070790000-0x00000000707DC000-memory.dmp

Filesize
304KB

Download
memory/3136-80-0x0000000006680000-0x00000000066CC000-memory.dmp

Filesize
304KB

Download
memory/3136-79-0x0000000005D00000-0x0000000006054000-memory.dmp

Filesize
3.3MB

Download
memory/3136-68-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3136-69-0x0000000002A80000-0x0000000002A90000-memory.dmp

Filesize
64KB

Download
memory/3136-67-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/4164-47-0x0000000007210000-0x000000000722E000-memory.dmp

Filesize
120KB

Download
memory/4164-17-0x0000000004F90000-0x0000000004FF6000-memory.dmp

Filesize
408KB

Download
memory/4164-49-0x0000000007320000-0x000000000732A000-memory.dmp

Filesize
40KB

Download
memory/4164-48-0x0000000007230000-0x00000000072D3000-memory.dmp

Filesize
652KB

Download
memory/4164-37-0x00000000708B0000-0x0000000070C04000-memory.dmp

Filesize
3.3MB

Download
memory/4164-36-0x0000000070730000-0x000000007077C000-memory.dmp

Filesize
304KB

Download
memory/4164-35-0x00000000071D0000-0x0000000007202000-memory.dmp

Filesize
200KB

Download
memory/4164-34-0x000000007FAD0000-0x000000007FAE0000-memory.dmp

Filesize
64KB

Download
memory/4164-33-0x0000000007010000-0x000000000702A000-memory.dmp

Filesize
104KB

Download
memory/4164-32-0x0000000007670000-0x0000000007CEA000-memory.dmp

Filesize
6.5MB

Download
memory/4164-31-0x0000000006D70000-0x0000000006DE6000-memory.dmp

Filesize
472KB

Download
memory/4164-30-0x0000000006060000-0x00000000060A4000-memory.dmp

Filesize
272KB

Download
memory/4164-29-0x0000000005D00000-0x0000000005D4C000-memory.dmp

Filesize
304KB

Download
memory/4164-28-0x0000000005C40000-0x0000000005C5E000-memory.dmp

Filesize
120KB

Download
memory/4164-11-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/4164-13-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/4164-12-0x00000000025E0000-0x0000000002616000-memory.dmp

Filesize
216KB

Download
memory/4164-14-0x0000000005040000-0x0000000005668000-memory.dmp

Filesize
6.2MB

Download
memory/4164-27-0x0000000005770000-0x0000000005AC4000-memory.dmp

Filesize
3.3MB

Download
memory/4164-15-0x0000000004D10000-0x0000000004D32000-memory.dmp

Filesize
136KB

Download
memory/4164-16-0x0000000004EB0000-0x0000000004F16000-memory.dmp

Filesize
408KB

Download
memory/4164-50-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/5024-250-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-217-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-216-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-285-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-286-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-287-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-288-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-187-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-186-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-297-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-185-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-299-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-301-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-184-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-303-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-305-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-307-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-309-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-311-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-313-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5024-315-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download