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Analysis

  • max time kernel
    136s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27/09/2024, 12:34

General

  • Target

    fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe

  • Size

    553KB

  • MD5

    fa6ab169c3da99ccb2cdaa7251babeac

  • SHA1

    ef14e67d4108b90f75d9b3fd2eb7f81a19d22bb3

  • SHA256

    00c0720db185618e9ce9f91b819fcd1c2dfdc909fb4c3eeb224ad83d2551abb2

  • SHA512

    944d56f845373f04c21344f4f1068c92fc9153e514a287dfde284fdef59d0f2d6a58f4b7edf86ce83320de20db291d8e8674952794799afa1b3fddac597c826f

  • SSDEEP

    6144:GVULHGE5IqXcpxZ1xPXj+GiyoESj9QWjFST6fNRw2WABakFJaKeUbSmlokfXMJr+:TgSjWWjFSOfZratqoSXoe6gxxHK

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\fa6ab169c3da99ccb2cdaa7251babeac_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:3056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2900-0-0x0000000074531000-0x0000000074532000-memory.dmp

    Filesize

    4KB

  • memory/2900-1-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-2-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-3-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-20-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/2900-4-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/3056-10-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3056-15-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-18-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/3056-9-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-7-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-5-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-17-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-19-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/3056-13-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/3056-21-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB

  • memory/3056-22-0x0000000074530000-0x0000000074ADB000-memory.dmp

    Filesize

    5.7MB