Analysis

  • max time kernel
    141s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 09:29

General

  • Target

    eb0a8fba6f85d2db1af76f8a844d4327_JaffaCakes118.exe

  • Size

    671KB

  • MD5

    eb0a8fba6f85d2db1af76f8a844d4327

  • SHA1

    4c853b742784dcd9ee03930c33c9c17d3288969c

  • SHA256

    03150c9b34f3c06083c0af32c4fc038a5c059fdd8b19c927206df5961f40c189

  • SHA512

    a5b1a196a588bb8403e819d71b1592e7afd85c2f208adc8943ec0a2d4b885e749d557c8d399cd37cdf117c0ad3cbf885c54d288910e57be1a102ec3d89e6e81f

  • SSDEEP

    12288:T9+UFSbzwd6xyFjH8H1NDNCqovrO46enCZZKvTv65Nsb:p+pbzwIxk4Vdoqm6eCfxE

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 8 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • 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
  • 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 behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb0a8fba6f85d2db1af76f8a844d4327_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eb0a8fba6f85d2db1af76f8a844d4327_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3996
    • C:\Users\Admin\AppData\Local\Temp\eb0a8fba6f85d2db1af76f8a844d4327_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\eb0a8fba6f85d2db1af76f8a844d4327_JaffaCakes118.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:4804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3996-10-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB

  • memory/3996-2-0x0000000002300000-0x0000000002313000-memory.dmp

    Filesize

    76KB

  • memory/3996-1-0x0000000002300000-0x0000000002313000-memory.dmp

    Filesize

    76KB

  • memory/3996-3-0x00000000022E0000-0x00000000022E1000-memory.dmp

    Filesize

    4KB

  • memory/3996-0-0x0000000002240000-0x0000000002241000-memory.dmp

    Filesize

    4KB

  • memory/4804-7-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-9-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-8-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-4-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-6-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-13-0x0000000000650000-0x0000000000686000-memory.dmp

    Filesize

    216KB

  • memory/4804-12-0x0000000000650000-0x0000000000686000-memory.dmp

    Filesize

    216KB

  • memory/4804-25-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-24-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB

  • memory/4804-26-0x0000000000400000-0x000000000047A000-memory.dmp

    Filesize

    488KB