glupteba | fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f

Analysis

max time kernel
149s
max time network
147s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
21-04-2024 13:03

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General

Target

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Size

4.1MB
MD5

034694af1a727bf324b1d77eee674013
SHA1

4059af7affc2bdea0aa3b57a785158f43b3d9b3b
SHA256

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f
SHA512

c80614f81752c443b1d05f36fc2b7b2bfbc7f40b698d0af18f6de21827f59d91a2101cd481e94fd67ab5afc9793b0ced350aab87a9a61e700f03d8151b06c346
SSDEEP

98304:wupp3WUkLaIVxVQ5Lfi8+DAGSBgUwbhlmIRT0sLJ5T:t24wrgi8oddlbd

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
behavioral2/memory/1440-3-0x0000000004220000-0x0000000004B0C000-memory.dmp	family_glupteba
behavioral2/memory/4692-2-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-5-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-7-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-6-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-8-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-9-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-10-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4692-49-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4772-56-0x0000000003AC0000-0x0000000003EC1000-memory.dmp	family_glupteba
behavioral2/memory/5016-60-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/5016-61-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/5016-62-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/5016-64-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/5016-63-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/5016-143-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4804-154-0x00000000055B0000-0x00000000055C0000-memory.dmp	family_glupteba
behavioral2/memory/5016-160-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-173-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-175-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-177-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-176-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-203-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-235-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-268-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-269-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-270-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-279-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-281-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-283-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-285-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-287-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-289-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-291-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-293-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-295-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-297-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-299-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/400-301-0x0000000000400000-0x0000000000D1C000-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

252 netsh.exe
Executes dropped EXE 5 IoCs

Processes:

csrss.execsrss.exeinjector.exewindefender.exewindefender.exe

pid process

1920 csrss.exe
400 csrss.exe
3012 injector.exe
4108 windefender.exe
2936 windefender.exe

pid	process
252	netsh.exe

pid	process
1920	csrss.exe
400	csrss.exe
3012	injector.exe
4108	windefender.exe
2936	windefender.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
C:\Windows\windefender.exe	upx
behavioral2/memory/4108-278-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2936-280-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2936-284-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2936-290-0x0000000000400000-0x00000000008DF000-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:

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-834482027-582050234-2368284635-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-834482027-582050234-2368284635-1000\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 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
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:

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.execsrss.exe

description	pid	process	target process
PID 1440 set thread context of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 set thread context of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1920 set thread context of 400	1920	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:

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe

description	ioc	process
File opened (read-only)	\??\VBoxMiniRdrDN	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe

Drops file in Windows directory 4 IoCs

Processes:

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.execsrss.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
File created	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\windefender.exe	csrss.exe
File opened for modification	C:\Windows\rss	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe

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

Processes:

sc.exe

pid process

2976 sc.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4904 1744 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

2528 schtasks.exe
3496 schtasks.exe

pid	process
2976	sc.exe

pid	pid_target	process	target process
4904	1744	WerFault.exe	powershell.exe

pid	process
2528	schtasks.exe
3496	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

powershell.exewindefender.exepowershell.exepowershell.exepowershell.exepowershell.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exepowershell.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	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\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2412 = "Marquesas Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	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,-2391 = "Aleutian Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2142 = "Transbaikal Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard 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,-2371 = "Easter Island Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time"	windefender.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,-191 = "Mountain Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-571 = "China Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time"	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

powershell.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exepowershell.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exe

pid	process
1744	powershell.exe
1744	powershell.exe
4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
1376	powershell.exe
1376	powershell.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
568	powershell.exe
568	powershell.exe
4804	powershell.exe
4804	powershell.exe
3416	powershell.exe
3416	powershell.exe
1668	powershell.exe
1668	powershell.exe
3232	powershell.exe
3232	powershell.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
400	csrss.exe
400	csrss.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
400	csrss.exe
400	csrss.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
400	csrss.exe
400	csrss.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe
3012	injector.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

powershell.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exe

description	pid	process
Token: SeDebugPrivilege	1744	powershell.exe
Token: SeDebugPrivilege	4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Token: SeImpersonatePrivilege	4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
Token: SeDebugPrivilege	1376	powershell.exe
Token: SeDebugPrivilege	568	powershell.exe
Token: SeDebugPrivilege	4804	powershell.exe
Token: SeDebugPrivilege	3416	powershell.exe
Token: SeDebugPrivilege	1668	powershell.exe
Token: SeDebugPrivilege	3232	powershell.exe
Token: SeSystemEnvironmentPrivilege	400	csrss.exe
Token: SeSecurityPrivilege	2976	sc.exe
Token: SeSecurityPrivilege	2976	sc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exefc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.execmd.execsrss.execsrss.exewindefender.exe

description	pid	process	target process
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 1440 wrote to memory of 4692	1440	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4692 wrote to memory of 1744	4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 4692 wrote to memory of 1744	4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 4692 wrote to memory of 1744	4692	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 4772 wrote to memory of 5016	4772	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
PID 5016 wrote to memory of 1376	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 1376	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 1376	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 3404	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	cmd.exe
PID 5016 wrote to memory of 3404	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	cmd.exe
PID 3404 wrote to memory of 252	3404	cmd.exe	netsh.exe
PID 3404 wrote to memory of 252	3404	cmd.exe	netsh.exe
PID 5016 wrote to memory of 568	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 568	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 568	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 4804	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 4804	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 4804	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	powershell.exe
PID 5016 wrote to memory of 1920	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	csrss.exe
PID 5016 wrote to memory of 1920	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	csrss.exe
PID 5016 wrote to memory of 1920	5016	fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 1920 wrote to memory of 400	1920	csrss.exe	csrss.exe
PID 400 wrote to memory of 3416	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 3416	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 3416	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 1668	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 1668	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 1668	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 3232	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 3232	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 3232	400	csrss.exe	powershell.exe
PID 400 wrote to memory of 3012	400	csrss.exe	injector.exe
PID 400 wrote to memory of 3012	400	csrss.exe	injector.exe
PID 4108 wrote to memory of 2520	4108	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\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
"C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1440

C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
"C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 2324
4⤵
- Program crash
PID:4904

C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
"C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4772

C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.exe
"C:\Users\Admin\AppData\Local\Temp\fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f.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:5016

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:1376

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:3404

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:252

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:568

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:4804

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1920

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:400

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:3416

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:2528

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
7⤵
PID:1612

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:1668

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:3232

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:3012

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:3496

C:\Windows\windefender.exe
"C:\Windows\windefender.exe"
7⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4108

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:2520

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:2976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1744 -ip 1744
1⤵
PID:2588

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2936

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i2emoblr.kpq.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
d0c46cad6c0778401e21910bd6b56b70

SHA1
7be418951ea96326aca445b8dfe449b2bfa0dca6

SHA256
9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

SHA512
057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

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

MD5
34681f05db6186005de1a19902a8880b

SHA1
65661f0419682950c5e93e3e763f83a61b48a803

SHA256
f10601a553ef9a08d6357f83736064289412d45b0a0da6131543dcd10c2de305

SHA512
67df73d042d78fab7103c0e8c23fd6b2095badbde312bef1d077e42dd7ffaf30a8a7c11935a9bcd541415e1d0f832b9add4de3e19be89e9837688cf433a552e6

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

MD5
85849476ae6bffd4596b1becd944583b

SHA1
2a49b845fc0eec6513c8cb93d9d8c15001352011

SHA256
4fc5f24d5015951f9e104d12f39ebd84716cab1a8dee9ec3a4f68af99dc53caa

SHA512
3e24f08b4180917b6ee08f6cc47e4fad860a57ffb5c134de157b1b9282822a7921e4832d2f2b44e267bda00da710c473a98cd83556d374b06ef122f098d5c99c

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

MD5
b6e01dd3a89bee722e8609cedd338bba

SHA1
e13786d8c0a05ec2480affaed9b1d0fea29bcea8

SHA256
1493d3ccf3cebf0edf191a9d8416d7b8cc4708acbb3b13072b6acc57f79e9614

SHA512
11806c7b2d07fe1bdeb1caac10a0fd6b9c9b512fa6cac3035f29389403532000beed8376347dde7ce09872357d8045d16b7b1e3ff3d56a97c033237665767081

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

MD5
c156861176ad15782cac02d7aec5a028

SHA1
bd29f9a8a4782ab42234869b3cceb68aa266af66

SHA256
5820a6ea9da48c09825d70cbd85be5fa188a75f2e35cd8e05e9101cccb3559c5

SHA512
4910d419fece9b56d3f77b05762f1880751e2e06c683abdd49d0c21bd056922dcecc01c4244126bc717a048ce89c965ebe2bb7bd58530d3134ec4123070578ae

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

MD5
9070a74d473ec67d04bea3a8dba870f1

SHA1
81a9ac2664911ba65a10c7daa4bc0737b839dbd7

SHA256
c2221bd35f07307b6cb157d98590d93fa12623f33d600bf2b64948a4b7b5cb97

SHA512
79014809cfbcf3277be05f3794aebe5f3dc628d7f740eb5890d5a4b778bae9d8a6ebeb7a6744e7f035171e964445a3a4eea200bbb2ac9b34cefb8a64ac25fde1

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

MD5
034694af1a727bf324b1d77eee674013

SHA1
4059af7affc2bdea0aa3b57a785158f43b3d9b3b

SHA256
fc02b3658ae73f61287e623cdd490dc281f3c017d15246e66a9326b6e66b682f

SHA512
c80614f81752c443b1d05f36fc2b7b2bfbc7f40b698d0af18f6de21827f59d91a2101cd481e94fd67ab5afc9793b0ced350aab87a9a61e700f03d8151b06c346

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

MD5
8e67f58837092385dcf01e8a2b4f5783

SHA1
012c49cfd8c5d06795a6f67ea2baf2a082cf8625

SHA256
166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa

SHA512
40d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec

Download Submit
memory/400-235-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-177-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-279-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-283-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-270-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-269-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-268-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-285-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-287-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-289-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-291-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-293-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-203-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-295-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-176-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-281-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-175-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-173-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-297-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-299-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/400-301-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/568-115-0x0000000070A70000-0x0000000070ABC000-memory.dmp

Filesize
304KB

Download
memory/568-126-0x00000000009D0000-0x00000000009E0000-memory.dmp

Filesize
64KB

Download
memory/568-116-0x0000000070BF0000-0x0000000070F47000-memory.dmp

Filesize
3.3MB

Download
memory/568-125-0x00000000009D0000-0x00000000009E0000-memory.dmp

Filesize
64KB

Download
memory/568-114-0x000000007F3A0000-0x000000007F3B0000-memory.dmp

Filesize
64KB

Download
memory/568-102-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/568-128-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/568-103-0x00000000009D0000-0x00000000009E0000-memory.dmp

Filesize
64KB

Download
memory/568-104-0x00000000009D0000-0x00000000009E0000-memory.dmp

Filesize
64KB

Download
memory/1376-96-0x0000000007900000-0x000000000791A000-memory.dmp

Filesize
104KB

Download
memory/1376-89-0x0000000007530000-0x00000000075D4000-memory.dmp

Filesize
656KB

Download
memory/1376-76-0x0000000005E20000-0x0000000006177000-memory.dmp

Filesize
3.3MB

Download
memory/1376-77-0x0000000006310000-0x000000000635C000-memory.dmp

Filesize
304KB

Download
memory/1376-78-0x000000007FBD0000-0x000000007FBE0000-memory.dmp

Filesize
64KB

Download
memory/1376-80-0x0000000070BF0000-0x0000000070F47000-memory.dmp

Filesize
3.3MB

Download
memory/1376-79-0x0000000070A70000-0x0000000070ABC000-memory.dmp

Filesize
304KB

Download
memory/1376-91-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/1376-90-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/1376-65-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/1376-92-0x0000000007940000-0x00000000079D6000-memory.dmp

Filesize
600KB

Download
memory/1376-93-0x0000000007870000-0x0000000007881000-memory.dmp

Filesize
68KB

Download
memory/1376-94-0x00000000078B0000-0x00000000078BE000-memory.dmp

Filesize
56KB

Download
memory/1376-95-0x00000000078C0000-0x00000000078D5000-memory.dmp

Filesize
84KB

Download
memory/1376-67-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/1376-97-0x0000000007920000-0x0000000007928000-memory.dmp

Filesize
32KB

Download
memory/1376-100-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/1376-66-0x0000000002F30000-0x0000000002F40000-memory.dmp

Filesize
64KB

Download
memory/1440-1-0x0000000003E20000-0x000000000421A000-memory.dmp

Filesize
4.0MB

Download
memory/1440-3-0x0000000004220000-0x0000000004B0C000-memory.dmp

Filesize
8.9MB

Download
memory/1744-17-0x0000000005770000-0x00000000057D6000-memory.dmp

Filesize
408KB

Download
memory/1744-13-0x0000000005040000-0x000000000566A000-memory.dmp

Filesize
6.2MB

Download
memory/1744-11-0x0000000004930000-0x0000000004966000-memory.dmp

Filesize
216KB

Download
memory/1744-12-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/1744-14-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/1744-15-0x0000000004A00000-0x0000000004A10000-memory.dmp

Filesize
64KB

Download
memory/1744-48-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/1744-31-0x000000007EF20000-0x000000007EF30000-memory.dmp

Filesize
64KB

Download
memory/1744-16-0x0000000004F50000-0x0000000004F72000-memory.dmp

Filesize
136KB

Download
memory/1744-18-0x00000000057E0000-0x0000000005846000-memory.dmp

Filesize
408KB

Download
memory/1744-27-0x00000000059E0000-0x0000000005D37000-memory.dmp

Filesize
3.3MB

Download
memory/1744-28-0x0000000005E00000-0x0000000005E1E000-memory.dmp

Filesize
120KB

Download
memory/1744-45-0x00000000079F0000-0x000000000806A000-memory.dmp

Filesize
6.5MB

Download
memory/1744-29-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

Filesize
304KB

Download
memory/1744-30-0x0000000006390000-0x00000000063D6000-memory.dmp

Filesize
280KB

Download
memory/1744-43-0x0000000007260000-0x000000000727E000-memory.dmp

Filesize
120KB

Download
memory/1744-44-0x0000000007280000-0x0000000007324000-memory.dmp

Filesize
656KB

Download
memory/1744-34-0x0000000070B80000-0x0000000070ED7000-memory.dmp

Filesize
3.3MB

Download
memory/1744-33-0x0000000070A00000-0x0000000070A4C000-memory.dmp

Filesize
304KB

Download
memory/1744-47-0x00000000073E0000-0x00000000073EA000-memory.dmp

Filesize
40KB

Download
memory/1744-32-0x0000000007220000-0x0000000007254000-memory.dmp

Filesize
208KB

Download
memory/1744-46-0x00000000073A0000-0x00000000073BA000-memory.dmp

Filesize
104KB

Download
memory/2936-290-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2936-284-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/2936-280-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/4108-278-0x0000000000400000-0x00000000008DF000-memory.dmp

Filesize
4.9MB

Download
memory/4692-49-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-2-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-5-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-7-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-6-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-8-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-9-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4692-10-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/4772-56-0x0000000003AC0000-0x0000000003EC1000-memory.dmp

Filesize
4.0MB

Download
memory/4804-144-0x000000007FBD0000-0x000000007FBE0000-memory.dmp

Filesize
64KB

Download
memory/4804-145-0x0000000070CC0000-0x0000000071017000-memory.dmp

Filesize
3.3MB

Download
memory/4804-156-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/4804-142-0x0000000070A70000-0x0000000070ABC000-memory.dmp

Filesize
304KB

Download
memory/4804-132-0x0000000006260000-0x00000000065B7000-memory.dmp

Filesize
3.3MB

Download
memory/4804-131-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/4804-129-0x0000000074790000-0x0000000074F41000-memory.dmp

Filesize
7.7MB

Download
memory/4804-154-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/4804-130-0x00000000055B0000-0x00000000055C0000-memory.dmp

Filesize
64KB

Download
memory/5016-143-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5016-60-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5016-61-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5016-160-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5016-62-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5016-64-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download
memory/5016-63-0x0000000000400000-0x0000000000D1C000-memory.dmp

Filesize
9.1MB

Download