Analysis

  • max time kernel
    223s
  • max time network
    284s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    23/04/2025, 08:27

General

  • Target

    Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222/Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222.exe

  • Size

    1.1MB

  • MD5

    8e6c4a97d642d1ce156a4be533c5bcb2

  • SHA1

    12ed612db310bb08e4eee29ec1edfe49f8120f1a

  • SHA256

    912421c5e67b1f2f502b615413c02a9e7c9d92d121baa694438ab3608b4b9f88

  • SHA512

    8ecb10c6386d67f00a58e333e335ed74d5d2334f79d54802e077bf98183e40bfed4c432ab5ce6c80d120e7b30642e41cf7813f574b6a1dbf5440a919f54a389f

  • SSDEEP

    12288:m1oOTdXNlUkiHHNV/+2zf10ixV5sHGRO6kUUz9IQ1M47C6:cd9lUBt02zf10ixVxO+9Q6An

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7309095694:AAEXFDt7C83fFTVGyimcrdZyYXx9OkR4Q6g/

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • 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.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222.exe
    "C:\Users\Admin\AppData\Local\Temp\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dCivBrvrBYGuj.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4272
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dCivBrvrBYGuj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF8C7.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1164
    • C:\Users\Admin\AppData\Local\Temp\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222.exe
      "C:\Users\Admin\AppData\Local\Temp\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222\Draft BL 105160QD209 , BL 105160CS203, BL 105160QD222.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2864

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rwrelqlz.c1j.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF8C7.tmp

    Filesize

    1KB

    MD5

    9cd507c8e749b4f7e3205cee4ca67aab

    SHA1

    0ad6a737a7ce270fb4ab33da35da394f18ce7a51

    SHA256

    23ccaf579fd62f5f3ea718994e1c2ec84551305ce79907bae335effcc204af9f

    SHA512

    e7502f42d6421a10c4850697e8e60a51ad151ff4218ce7682be50dad0b8e698e5691dc3c595761ca0cdf4a786401786b61fc469dfe35887052bfd34d8d9c0054

  • memory/2328-5-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/2328-11-0x0000000003500000-0x0000000003588000-memory.dmp

    Filesize

    544KB

  • memory/2328-4-0x0000000005B80000-0x0000000005B8A000-memory.dmp

    Filesize

    40KB

  • memory/2328-23-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/2328-6-0x0000000007570000-0x000000000761C000-memory.dmp

    Filesize

    688KB

  • memory/2328-7-0x00000000076C0000-0x000000000775C000-memory.dmp

    Filesize

    624KB

  • memory/2328-8-0x0000000005EE0000-0x0000000005EFA000-memory.dmp

    Filesize

    104KB

  • memory/2328-9-0x00000000747DE000-0x00000000747DF000-memory.dmp

    Filesize

    4KB

  • memory/2328-10-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/2328-3-0x0000000005BF0000-0x0000000005C82000-memory.dmp

    Filesize

    584KB

  • memory/2328-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

    Filesize

    4KB

  • memory/2328-2-0x0000000006100000-0x00000000066A6000-memory.dmp

    Filesize

    5.6MB

  • memory/2328-1-0x0000000000FA0000-0x00000000010B4000-memory.dmp

    Filesize

    1.1MB

  • memory/2864-56-0x0000000006C40000-0x0000000006C90000-memory.dmp

    Filesize

    320KB

  • memory/2864-20-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2864-65-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/2864-33-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/2864-24-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/2864-25-0x00000000054A0000-0x0000000005506000-memory.dmp

    Filesize

    408KB

  • memory/4272-32-0x0000000005E30000-0x0000000005E96000-memory.dmp

    Filesize

    408KB

  • memory/4272-52-0x0000000007D70000-0x00000000083EA000-memory.dmp

    Filesize

    6.5MB

  • memory/4272-31-0x0000000005D90000-0x0000000005DB2000-memory.dmp

    Filesize

    136KB

  • memory/4272-19-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/4272-37-0x0000000005F10000-0x0000000006267000-memory.dmp

    Filesize

    3.3MB

  • memory/4272-38-0x00000000063D0000-0x00000000063EE000-memory.dmp

    Filesize

    120KB

  • memory/4272-39-0x0000000006960000-0x00000000069AC000-memory.dmp

    Filesize

    304KB

  • memory/4272-40-0x00000000073A0000-0x00000000073D4000-memory.dmp

    Filesize

    208KB

  • memory/4272-41-0x00000000708A0000-0x00000000708EC000-memory.dmp

    Filesize

    304KB

  • memory/4272-50-0x00000000075E0000-0x00000000075FE000-memory.dmp

    Filesize

    120KB

  • memory/4272-51-0x0000000007600000-0x00000000076A4000-memory.dmp

    Filesize

    656KB

  • memory/4272-21-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/4272-53-0x0000000007720000-0x000000000773A000-memory.dmp

    Filesize

    104KB

  • memory/4272-54-0x00000000077A0000-0x00000000077AA000-memory.dmp

    Filesize

    40KB

  • memory/4272-55-0x00000000079B0000-0x0000000007A46000-memory.dmp

    Filesize

    600KB

  • memory/4272-18-0x0000000005660000-0x0000000005C8A000-memory.dmp

    Filesize

    6.2MB

  • memory/4272-57-0x0000000007930000-0x0000000007941000-memory.dmp

    Filesize

    68KB

  • memory/4272-58-0x0000000007960000-0x000000000796E000-memory.dmp

    Filesize

    56KB

  • memory/4272-59-0x0000000007970000-0x0000000007985000-memory.dmp

    Filesize

    84KB

  • memory/4272-60-0x0000000007A70000-0x0000000007A8A000-memory.dmp

    Filesize

    104KB

  • memory/4272-61-0x0000000007A60000-0x0000000007A68000-memory.dmp

    Filesize

    32KB

  • memory/4272-64-0x00000000747D0000-0x0000000074F81000-memory.dmp

    Filesize

    7.7MB

  • memory/4272-16-0x0000000002BF0000-0x0000000002C26000-memory.dmp

    Filesize

    216KB