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Analysis

  • max time kernel
    127s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/01/2025, 15:37

General

  • Target

    JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe

  • Size

    483KB

  • MD5

    6b2a61536797c25fadf61b9e118a9764

  • SHA1

    cef336921af96c09cfb04b2992ca43354c78ec9d

  • SHA256

    bcaa7a736371d8db89c5ae663c529635632e86d02273e430997a6373e8f8788e

  • SHA512

    2cc99c1372e6610aad7be337aee127316733f4ad5fb495bc79362aa8cb3fcb5f6cb644abe26afc2bead6653c92faa2b8683a9e9aa1d8358c11fbf34604ae862e

  • SSDEEP

    12288:Mq/RUvFqJFTPo3XL0tkHnOtUdJ36h7fLNeSWWSzcC6:ZuvFq4cmnOtUShNvW5U

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.aldhiyafainteriors.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    dhiyafa@987

Signatures

  • AgentTesla

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

  • Agenttesla family
  • AgentTesla payload 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 3 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tUVJHdWNSkqfw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1160.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2132
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
      "{path}"
      2⤵
        PID:4520
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b2a61536797c25fadf61b9e118a9764.exe
        "{path}"
        2⤵
        • Drops file in Drivers directory
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:3112

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp1160.tmp

      Filesize

      1KB

      MD5

      d66223ba9807fa8ab4943b724799ca88

      SHA1

      fce0ec66949c3b0e51b0a09d03c1e5ed529dd6f9

      SHA256

      879c8ef3f439da36676a68d25bc9cf03255db01c7fa239d21deeaa8f14298809

      SHA512

      ee213b504f584ec155e2e308d67a2eb9c6821244b3ad59093cc0b421b4d25af43c8cd5ed5ad8d7923020fee18b8552025c7e7462898c7a9537ea27aa9ff1760b

    • memory/3112-29-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/3112-28-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/3112-27-0x0000000004FC0000-0x0000000005010000-memory.dmp

      Filesize

      320KB

    • memory/3112-24-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/3112-23-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/3112-22-0x0000000005F30000-0x0000000005F96000-memory.dmp

      Filesize

      408KB

    • memory/3112-21-0x00000000050A0000-0x00000000050B8000-memory.dmp

      Filesize

      96KB

    • memory/3112-20-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/3112-18-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/3112-16-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/4264-6-0x0000000005610000-0x0000000005666000-memory.dmp

      Filesize

      344KB

    • memory/4264-7-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/4264-11-0x0000000006150000-0x00000000061CE000-memory.dmp

      Filesize

      504KB

    • memory/4264-10-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/4264-9-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

      Filesize

      4KB

    • memory/4264-19-0x0000000074CB0000-0x0000000075460000-memory.dmp

      Filesize

      7.7MB

    • memory/4264-8-0x0000000005460000-0x0000000005474000-memory.dmp

      Filesize

      80KB

    • memory/4264-12-0x00000000086F0000-0x000000000872C000-memory.dmp

      Filesize

      240KB

    • memory/4264-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp

      Filesize

      4KB

    • memory/4264-5-0x00000000053C0000-0x00000000053CA000-memory.dmp

      Filesize

      40KB

    • memory/4264-4-0x0000000005480000-0x0000000005512000-memory.dmp

      Filesize

      584KB

    • memory/4264-3-0x0000000005990000-0x0000000005F34000-memory.dmp

      Filesize

      5.6MB

    • memory/4264-2-0x00000000052F0000-0x000000000538C000-memory.dmp

      Filesize

      624KB

    • memory/4264-1-0x0000000000910000-0x000000000098E000-memory.dmp

      Filesize

      504KB