Analysis

  • max time kernel
    122s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-05-2024 17:35

General

  • Target

    8152cac14bc11bd6c1b8a96815210daf_JaffaCakes118.exe

  • Size

    608KB

  • MD5

    8152cac14bc11bd6c1b8a96815210daf

  • SHA1

    d724292b5cf0cfc479f06f8fa61bfd78cab782b2

  • SHA256

    8776a4ee8b6b13af9c666e4f6e55c7d970cb72d2f507f4fa6781fe7b94d390a3

  • SHA512

    9531a28c23a1b94c178f9cc226c6d5530efcc8b17708fd27395f4388a36de5abcc822c065df2b06a7fecc9c7628c6bfa8d15fb507904da96f4c888a5546c7d90

  • SSDEEP

    12288:pfU49eLWDQqXTqQJl6odMYQ1Y6kOxn5ItLHyApwzutsXC8WozrZCfojqHO7FgxNM:pfPkLWQqXDoA6kOx3y8WwZCfojcOmxD

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE$

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8152cac14bc11bd6c1b8a96815210daf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8152cac14bc11bd6c1b8a96815210daf_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Users\Admin\AppData\Local\Temp\8152cac14bc11bd6c1b8a96815210daf_JaffaCakes118.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3248
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1288
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4940

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/548-0-0x0000000000650000-0x00000000006EE000-memory.dmp

    Filesize

    632KB

  • memory/548-1-0x0000000000664000-0x000000000066A000-memory.dmp

    Filesize

    24KB

  • memory/548-4-0x0000000000664000-0x000000000066A000-memory.dmp

    Filesize

    24KB

  • memory/548-3-0x0000000000650000-0x00000000006EE000-memory.dmp

    Filesize

    632KB

  • memory/1288-14-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1288-15-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1288-16-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3248-6-0x00000000050C0000-0x0000000005664000-memory.dmp

    Filesize

    5.6MB

  • memory/3248-9-0x0000000004D00000-0x0000000004D56000-memory.dmp

    Filesize

    344KB

  • memory/3248-12-0x0000000006230000-0x0000000006296000-memory.dmp

    Filesize

    408KB

  • memory/3248-13-0x0000000006400000-0x0000000006408000-memory.dmp

    Filesize

    32KB

  • memory/3248-5-0x00000000049B0000-0x0000000004A4C000-memory.dmp

    Filesize

    624KB

  • memory/3248-8-0x0000000004A90000-0x0000000004A9A000-memory.dmp

    Filesize

    40KB

  • memory/3248-7-0x0000000004B10000-0x0000000004BA2000-memory.dmp

    Filesize

    584KB

  • memory/3248-2-0x0000000000170000-0x00000000001F4000-memory.dmp

    Filesize

    528KB

  • memory/4940-17-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4940-18-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4940-25-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB