Analysis

  • max time kernel
    147s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-04-2024 04:31

General

  • Target

    ecac725ddcdd32bc821da7f6857dec95_JaffaCakes118.exe

  • Size

    767KB

  • MD5

    ecac725ddcdd32bc821da7f6857dec95

  • SHA1

    079fa74915e6fba3c13a510d2003e4119c724ac2

  • SHA256

    ce1cf72e73bce44e190b5998072b7069653c9afb3fe4499441e8d4d791f56837

  • SHA512

    ffa4a7994691f61571d645cefe8db66c896bdfa3b88db593ce0b6ecebad89b7c9d4245287a5a17a951429a1cf6944c3ffd36f655f2043fdbe1ddab3eba051a7f

  • SSDEEP

    12288:TzYXTjASHq0pkzV386oGr7m5WgaBEjvCov9hFcR64V7D3NLirTXFi4t2NjFA:TzOTcI486rriZaCLCE9wR9V7D3Nun84F

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecac725ddcdd32bc821da7f6857dec95_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ecac725ddcdd32bc821da7f6857dec95_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Users\Admin\AppData\Local\Temp\ecac725ddcdd32bc821da7f6857dec95_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\ecac725ddcdd32bc821da7f6857dec95_JaffaCakes118.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5020
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 1808
        3⤵
        • Program crash
        PID:1900
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5020 -ip 5020
    1⤵
      PID:1612

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ecac725ddcdd32bc821da7f6857dec95_JaffaCakes118.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1580-8-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/1580-5-0x0000000005850000-0x000000000585A000-memory.dmp

      Filesize

      40KB

    • memory/1580-9-0x0000000005830000-0x0000000005840000-memory.dmp

      Filesize

      64KB

    • memory/1580-4-0x0000000005830000-0x0000000005840000-memory.dmp

      Filesize

      64KB

    • memory/1580-10-0x0000000007410000-0x000000000749E000-memory.dmp

      Filesize

      568KB

    • memory/1580-6-0x0000000006F90000-0x000000000702C000-memory.dmp

      Filesize

      624KB

    • memory/1580-7-0x0000000006F00000-0x0000000006F1A000-memory.dmp

      Filesize

      104KB

    • memory/1580-11-0x0000000009A90000-0x0000000009AB6000-memory.dmp

      Filesize

      152KB

    • memory/1580-3-0x0000000005670000-0x0000000005702000-memory.dmp

      Filesize

      584KB

    • memory/1580-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

      Filesize

      5.6MB

    • memory/1580-0-0x0000000000C00000-0x0000000000CC6000-memory.dmp

      Filesize

      792KB

    • memory/1580-15-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/1580-1-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/5020-12-0x0000000000400000-0x0000000000424000-memory.dmp

      Filesize

      144KB

    • memory/5020-16-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB

    • memory/5020-17-0x00000000053C0000-0x00000000053D0000-memory.dmp

      Filesize

      64KB

    • memory/5020-18-0x00000000751A0000-0x0000000075950000-memory.dmp

      Filesize

      7.7MB