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Analysis

  • max time kernel
    128s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/07/2023, 06:49

General

  • Target

    Hesap Hareketleri 11-07-2023pdf.exe

  • Size

    791KB

  • MD5

    22035670a6f0e1f2cad7bf0662a1b5da

  • SHA1

    9bd5756fe2dc423d657b2b62e9b0890b52bf92f6

  • SHA256

    99f63c91997f38c8ae3816303a4849277863aa91f5e0b268d9989ad877e83deb

  • SHA512

    b9737f8d7a3775a0f3f9a78d24fda787b956c56419cc8183f4d6a20ca3cc91672ca9fbc378499b82a34a7d6359b1252653f448eea465e0a93fae44e02cf6808a

  • SSDEEP

    24576:23mDSXlAL7wFRmC6181evMaIO05k2xIKq9yQ:emDS6L7ARmPvf05k2vKyQ

Malware Config

Extracted

Family

agenttesla

C2

https://discord.com/api/webhooks/1084897738958843984/yxXVxIViPDg7kf5HGR2i3KMIuvrSkqOXhOz45xzzJkay0UJIs_GVQuDipvA_avU7p9vG

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Hesap Hareketleri 11-07-2023pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Hesap Hareketleri 11-07-2023pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1836
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3264

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1836-133-0x0000000000180000-0x0000000000248000-memory.dmp

    Filesize

    800KB

  • memory/3264-134-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/3264-136-0x0000000005920000-0x0000000005EC4000-memory.dmp

    Filesize

    5.6MB

  • memory/3264-137-0x0000000005480000-0x00000000054E6000-memory.dmp

    Filesize

    408KB

  • memory/3264-138-0x0000000005400000-0x0000000005410000-memory.dmp

    Filesize

    64KB

  • memory/3264-139-0x0000000006970000-0x00000000069C0000-memory.dmp

    Filesize

    320KB

  • memory/3264-140-0x0000000006B90000-0x0000000006D52000-memory.dmp

    Filesize

    1.8MB

  • memory/3264-141-0x0000000006A60000-0x0000000006AF2000-memory.dmp

    Filesize

    584KB

  • memory/3264-142-0x0000000006B20000-0x0000000006B2A000-memory.dmp

    Filesize

    40KB

  • memory/3264-143-0x0000000005400000-0x0000000005410000-memory.dmp

    Filesize

    64KB