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Analysis

  • max time kernel
    131s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2025, 05:05

General

  • Target

    JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe

  • Size

    537KB

  • MD5

    8d5bb7ad4e2c5ba6f53c7a35d32d021f

  • SHA1

    5aa6d8ccf475906c2a9fcc0c6d8455bc50974afe

  • SHA256

    aa4ad6d6d4ac2d0e32a895dbe8f8537f7e82d061a4abea02462a7a4c51cc8b50

  • SHA512

    a5d7bacf4e2fa533d18e02b093399b46a3377d89b4ab9050be76aaf619f83af7a80d0dfa4ba8bf6a148219608f6c5fdb39a2ffc3c6dcb6dcd49de0519fe0c165

  • SSDEEP

    12288:ueK1S/XHZG4Uc4u3rgBXRc3lvfrREKGH1Dj:ueRBUZHcVr5GV3

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    baorhihusmusqbnx

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • 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.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe"
      2⤵
        PID:4948
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:4864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\JaffaCakes118_8d5bb7ad4e2c5ba6f53c7a35d32d021f.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1528-10-0x000000000CD50000-0x000000000CDB0000-memory.dmp

      Filesize

      384KB

    • memory/1528-1-0x0000000000E40000-0x0000000000ECC000-memory.dmp

      Filesize

      560KB

    • memory/1528-3-0x0000000007DD0000-0x0000000007E62000-memory.dmp

      Filesize

      584KB

    • memory/1528-4-0x0000000005300000-0x000000000530A000-memory.dmp

      Filesize

      40KB

    • memory/1528-5-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/1528-6-0x0000000007EE0000-0x0000000007EEE000-memory.dmp

      Filesize

      56KB

    • memory/1528-7-0x000000007508E000-0x000000007508F000-memory.dmp

      Filesize

      4KB

    • memory/1528-8-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/1528-9-0x0000000009370000-0x000000000940C000-memory.dmp

      Filesize

      624KB

    • memory/1528-16-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/1528-2-0x00000000082E0000-0x0000000008884000-memory.dmp

      Filesize

      5.6MB

    • memory/1528-0-0x000000007508E000-0x000000007508F000-memory.dmp

      Filesize

      4KB

    • memory/4864-11-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/4864-15-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/4864-14-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/4864-17-0x0000000005AA0000-0x0000000005AB8000-memory.dmp

      Filesize

      96KB

    • memory/4864-18-0x0000000006710000-0x0000000006776000-memory.dmp

      Filesize

      408KB

    • memory/4864-19-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/4864-20-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/4864-21-0x0000000006D10000-0x0000000006D60000-memory.dmp

      Filesize

      320KB

    • memory/4864-22-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB

    • memory/4864-23-0x0000000075080000-0x0000000075830000-memory.dmp

      Filesize

      7.7MB