Analysis

  • max time kernel
    141s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    01-04-2024 19:38

General

  • Target

    7896ce09d6bf3dcb6d233fcee51d306f_JaffaCakes118.exe

  • Size

    560KB

  • MD5

    7896ce09d6bf3dcb6d233fcee51d306f

  • SHA1

    d75e191833bd36531468f4d7ba408a3c9504da3b

  • SHA256

    8fe74471f7e76b21be7e677b97a65d66cecaf52ff0c343ab0a93b303ee464c0e

  • SHA512

    0c0f8114b55f483496383637b5f168729e3b0cd6259110da7ecefdf9dbb899bab96950e46e959160eeb3c6139798655214f6826abc7d0fdb4fe9fb7f776251ac

  • SSDEEP

    12288:HZ8A8BB0blefqEbvfwCDka1SI+ddHLYCjuu/ekJevTLYTobT:58nYlefqEztDky+rHLiu/eH3bT

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 4 IoCs
  • Loads dropped DLL 1 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).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7896ce09d6bf3dcb6d233fcee51d306f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7896ce09d6bf3dcb6d233fcee51d306f_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Users\Admin\AppData\Local\Temp\7896ce09d6bf3dcb6d233fcee51d306f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\7896ce09d6bf3dcb6d233fcee51d306f_JaffaCakes118.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2684
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 1432
        3⤵
          PID:2640

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsi3821.tmp\yhrbectux.dll

      Filesize

      30KB

      MD5

      96112d00de78e6a6f7c9cd3b347ddd57

      SHA1

      98a2f0bfd0f72c1039bac854f7b0b1b889e89104

      SHA256

      73202aaad90d8e0f99ba6715b0fb8e35fd20368acf996e6c795301b4a421a1d2

      SHA512

      af0aeb2ae5881764e320777dab092ef66fd6cfbcf0de269c2bc47c7a429517502398c9340eadc15501af5f270d5e56f4f6ae169bdcc8e87c08642241fb119825

    • memory/1456-6-0x0000000075170000-0x000000007517D000-memory.dmp

      Filesize

      52KB

    • memory/1456-11-0x0000000075170000-0x000000007517D000-memory.dmp

      Filesize

      52KB

    • memory/2640-23-0x0000000002420000-0x0000000002421000-memory.dmp

      Filesize

      4KB

    • memory/2640-18-0x0000000002420000-0x0000000002421000-memory.dmp

      Filesize

      4KB

    • memory/2684-14-0x0000000074A60000-0x000000007500B000-memory.dmp

      Filesize

      5.7MB

    • memory/2684-13-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2684-15-0x0000000074A60000-0x000000007500B000-memory.dmp

      Filesize

      5.7MB

    • memory/2684-16-0x0000000002030000-0x0000000002070000-memory.dmp

      Filesize

      256KB

    • memory/2684-17-0x0000000002030000-0x0000000002070000-memory.dmp

      Filesize

      256KB

    • memory/2684-12-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2684-19-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB

    • memory/2684-20-0x0000000074A60000-0x000000007500B000-memory.dmp

      Filesize

      5.7MB

    • memory/2684-9-0x0000000000400000-0x0000000000457000-memory.dmp

      Filesize

      348KB