Analysis

  • max time kernel
    140s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    13/07/2024, 02:45

General

  • Target
    3fe2596f06b31058fb5614b5d9f7bc0f_JaffaCakes118.exe
  • Size 682KB
  • Sample240713-c83qlascrn
  • SHA256 14aa67b289452fbb68197a676f9a291aae35cd72c3bc7b425e7c42645aac6d65
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot1171994922:AAHrYAv7JIpM5hzPMScAJJOdE7TBb00NwJY/sendMessage?chat_id=1194949947

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Loads dropped DLL 2 IoCs
  • 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 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\3fe2596f06b31058fb5614b5d9f7bc0f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3fe2596f06b31058fb5614b5d9f7bc0f_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\3fe2596f06b31058fb5614b5d9f7bc0f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3fe2596f06b31058fb5614b5d9f7bc0f_JaffaCakes118.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:2340
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 1008
        3⤵
        • Program crash
        PID:2852

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        lz0xkoqy.dll

        • Path C:\Users\Admin\AppData\Local\Temp\lz0xkoqy.dll
        • Size 11KB
        • SHA256 de757495d61e622adffed7588acdb5eba2f18734c13eaf9e25949779f2cb75fe
        • MD5 SHA1 SHA512 SSDEEP

        System.dll

        • Path \Users\Admin\AppData\Local\Temp\nsjAE0C.tmp\System.dll
        • Size 11KB
        • SHA256 6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
        • MD5 SHA1 SHA512 SSDEEP

        memory/2340-17-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2340-15-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2340-13-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2340-18-0x0000000001FD0000-0x0000000002038000-memory.dmp

        memory/2384-12-0x0000000010000000-0x0000000010006000-memory.dmp

        memory/2384-16-0x0000000010000000-0x0000000010006000-memory.dmp