Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 01:54

General

  • Target

    5a3d5059a036f92f65010418b78e151cc2c01e0262c4b7bdad9a6a26974004e2.exe

  • Size

    1.0MB

  • MD5

    4237e28b95aa096bc7acce5d5a3bae6e

  • SHA1

    f3b97b0d196a843ad3f45b015289b869df569f7a

  • SHA256

    5a3d5059a036f92f65010418b78e151cc2c01e0262c4b7bdad9a6a26974004e2

  • SHA512

    48004702403bc6a3370f882e5ea355039066ff65fac0cf5f36b38a6445d2fcbbd9d113b4593ded7e871b1249231d84939662fb4cb72dbbcaa0c23fe7b0c73299

  • SSDEEP

    24576:zg61jjk0LAta9AxDI2oDA9s29SMJGPESntj/gzcwx2a:4zQAF9HJH4j/gXka

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7274505044:AAHb_DyajG8TPY5j1pzNE8xKK33E90Tdt4o/

Signatures

  • AgentTesla

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

  • 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 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a3d5059a036f92f65010418b78e151cc2c01e0262c4b7bdad9a6a26974004e2.exe
    "C:\Users\Admin\AppData\Local\Temp\5a3d5059a036f92f65010418b78e151cc2c01e0262c4b7bdad9a6a26974004e2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1004
    • C:\Users\Admin\AppData\Local\Temp\5a3d5059a036f92f65010418b78e151cc2c01e0262c4b7bdad9a6a26974004e2.exe
      "C:\Users\Admin\AppData\Local\Temp\5a3d5059a036f92f65010418b78e151cc2c01e0262c4b7bdad9a6a26974004e2.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3284

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1004-8-0x0000000008400000-0x0000000008482000-memory.dmp

    Filesize

    520KB

  • memory/1004-4-0x0000000005800000-0x000000000580A000-memory.dmp

    Filesize

    40KB

  • memory/1004-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

    Filesize

    4KB

  • memory/1004-3-0x0000000005660000-0x00000000056F2000-memory.dmp

    Filesize

    584KB

  • memory/1004-9-0x000000000AB60000-0x000000000ABFC000-memory.dmp

    Filesize

    624KB

  • memory/1004-5-0x0000000074E40000-0x00000000755F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1004-6-0x00000000083E0000-0x00000000083FA000-memory.dmp

    Filesize

    104KB

  • memory/1004-13-0x0000000074E40000-0x00000000755F0000-memory.dmp

    Filesize

    7.7MB

  • memory/1004-2-0x0000000005B70000-0x0000000006114000-memory.dmp

    Filesize

    5.6MB

  • memory/1004-1-0x0000000000CA0000-0x0000000000DAA000-memory.dmp

    Filesize

    1.0MB

  • memory/1004-7-0x0000000006920000-0x0000000006930000-memory.dmp

    Filesize

    64KB

  • memory/3284-10-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/3284-12-0x0000000074E40000-0x00000000755F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3284-14-0x0000000074E40000-0x00000000755F0000-memory.dmp

    Filesize

    7.7MB

  • memory/3284-15-0x00000000051D0000-0x0000000005236000-memory.dmp

    Filesize

    408KB

  • memory/3284-16-0x00000000069A0000-0x00000000069F0000-memory.dmp

    Filesize

    320KB

  • memory/3284-17-0x0000000074E40000-0x00000000755F0000-memory.dmp

    Filesize

    7.7MB