Analysis

  • max time kernel
    140s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-09-2024 04:16

General

  • Target

    d10e67b55befd32992cda23b8997e185_JaffaCakes118.exe

  • Size

    794KB

  • MD5

    d10e67b55befd32992cda23b8997e185

  • SHA1

    bf8796ea40c481f4c173472b4d673aa2d4906b92

  • SHA256

    58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257

  • SHA512

    2134fd0bac738472d2a45ca2999c5ec261cf8a0827dae4402ec31ffc94eb0e046ace041c9b963a21cfca79d4360570a79207d135bbd5dd683b1f361c07224cea

  • SSDEEP

    12288:Wbly675yJo0juRXhT4MghC35C6HWYeOmtHL+Qz1DTonrWReir1f9yE/jFbZtoky:B6ca0jux+Bs3HjmtHL/HrbZ4E5ZtY

Malware Config

Signatures

  • AgentTesla

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

  • AgentTesla payload 7 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\d10e67b55befd32992cda23b8997e185_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d10e67b55befd32992cda23b8997e185_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Users\Admin\AppData\Local\Temp\d10e67b55befd32992cda23b8997e185_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d10e67b55befd32992cda23b8997e185_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:2780

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2068-0-0x0000000002360000-0x0000000002361000-memory.dmp

    Filesize

    4KB

  • memory/2068-1-0x00000000029F0000-0x0000000002A03000-memory.dmp

    Filesize

    76KB

  • memory/2068-2-0x00000000029F0000-0x0000000002A03000-memory.dmp

    Filesize

    76KB

  • memory/2068-3-0x0000000002460000-0x0000000002461000-memory.dmp

    Filesize

    4KB

  • memory/2068-13-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/2780-11-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2780-12-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2780-9-0x0000000000860000-0x000000000089C000-memory.dmp

    Filesize

    240KB

  • memory/2780-6-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2780-24-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2780-10-0x0000000000860000-0x000000000089C000-memory.dmp

    Filesize

    240KB

  • memory/2780-7-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2780-4-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2780-25-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB