Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-09-2024 13:54

General

  • Target

    d21612c802eab4db6c772f8c8dc1d1df_JaffaCakes118.exe

  • Size

    948KB

  • MD5

    d21612c802eab4db6c772f8c8dc1d1df

  • SHA1

    ea4807412f01623143103231afb0cb3c87de4a0e

  • SHA256

    da84ebc8503de1b6c7d4388b75738b72ae8c2a84746bc34d6ca07266b8917ca0

  • SHA512

    5b526ac9830c253427cec04c28d76bd2b3218cd07afd60db2b01a3cd46c250354edb5419b142d716598e263547db36ac9885b366035314b47a45b68d917d6196

  • SSDEEP

    12288:VDb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AF3K+LJzK3PbQScFlDVyQg:VFBrny7d7eqq2Z32ym3PB8lDP4

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 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 4 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
  • Adds Run key to start application 2 TTPs 1 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 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d21612c802eab4db6c772f8c8dc1d1df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d21612c802eab4db6c772f8c8dc1d1df_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2856
    • C:\Users\Admin\AppData\Local\Temp\d21612c802eab4db6c772f8c8dc1d1df_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d21612c802eab4db6c772f8c8dc1d1df_JaffaCakes118.exe"
      2⤵
      • 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:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2188-9-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/2188-13-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/2188-12-0x00000000004E0000-0x0000000000546000-memory.dmp

    Filesize

    408KB

  • memory/2188-11-0x00000000004E0000-0x0000000000546000-memory.dmp

    Filesize

    408KB

  • memory/2188-8-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/2188-4-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/2188-24-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/2188-25-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/2856-2-0x0000000000270000-0x0000000000280000-memory.dmp

    Filesize

    64KB

  • memory/2856-1-0x0000000000270000-0x0000000000280000-memory.dmp

    Filesize

    64KB

  • memory/2856-3-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2856-5-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2856-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB