Analysis

  • max time kernel
    136s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-10-2024 03:31

General

  • Target

    7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe

  • Size

    949KB

  • MD5

    7774429f80647641d6a6098c15a5d8ba

  • SHA1

    e351ef68b8e654f7f7d12e848ee9b6ae3a68b7af

  • SHA256

    b9aff8ccd1c3379f2e5bfb90225d8ea798cee4133b6494564ff864e549caa994

  • SHA512

    3fa78364e4f317172c38ac3beccb27b89a05508e960e88dd86ff66db611089a0ef9c21ea10e17dd63cd0fb3f615045b293dc57f54ac79b8eda9be7af4bb96bf3

  • SSDEEP

    24576:CiG0/zm8VGENcZvggF5Sdq7/C52tsA/3d:CiG89VLwJCk6Ujd

Malware Config

Signatures

  • HawkEye

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

  • Hawkeye family
  • Detected Nirsoft tools 7 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\7774429f80647641d6a6098c15a5d8ba_JaffaCakes118.exe" "C:\Users\Admin\Desktop\product3984.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3496
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\product3984.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Users\Admin\Desktop\product3984.exe
        "C:\Users\Admin\Desktop\product3984.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4352
        • C:\Users\Admin\Desktop\product3984.exe
          "C:\Users\Admin\Desktop\product3984.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4904
          • 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"
            5⤵
            • Accesses Microsoft Outlook accounts
            • System Location Discovery: System Language Discovery
            PID:3688
          • 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"
            5⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:4312

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

  • C:\Users\Admin\Desktop\product3984.exe

    Filesize

    949KB

    MD5

    7774429f80647641d6a6098c15a5d8ba

    SHA1

    e351ef68b8e654f7f7d12e848ee9b6ae3a68b7af

    SHA256

    b9aff8ccd1c3379f2e5bfb90225d8ea798cee4133b6494564ff864e549caa994

    SHA512

    3fa78364e4f317172c38ac3beccb27b89a05508e960e88dd86ff66db611089a0ef9c21ea10e17dd63cd0fb3f615045b293dc57f54ac79b8eda9be7af4bb96bf3

  • memory/2452-6-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2452-3-0x00000000052A0000-0x0000000005332000-memory.dmp

    Filesize

    584KB

  • memory/2452-4-0x00000000051B0000-0x0000000005264000-memory.dmp

    Filesize

    720KB

  • memory/2452-5-0x0000000005270000-0x0000000005290000-memory.dmp

    Filesize

    128KB

  • memory/2452-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

    Filesize

    4KB

  • memory/2452-7-0x0000000004CE0000-0x0000000004CEA000-memory.dmp

    Filesize

    40KB

  • memory/2452-8-0x00000000745BE000-0x00000000745BF000-memory.dmp

    Filesize

    4KB

  • memory/2452-9-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2452-13-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/2452-2-0x0000000005850000-0x0000000005DF4000-memory.dmp

    Filesize

    5.6MB

  • memory/2452-1-0x0000000000760000-0x0000000000856000-memory.dmp

    Filesize

    984KB

  • memory/3688-32-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3688-33-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3688-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4312-42-0x0000000000460000-0x0000000000529000-memory.dmp

    Filesize

    804KB

  • memory/4312-43-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4312-36-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4312-35-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4352-24-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4352-18-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4352-19-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4352-17-0x00000000745B0000-0x0000000074D60000-memory.dmp

    Filesize

    7.7MB

  • memory/4352-20-0x0000000009690000-0x000000000972C000-memory.dmp

    Filesize

    624KB

  • memory/4904-31-0x0000000006870000-0x0000000006878000-memory.dmp

    Filesize

    32KB

  • memory/4904-28-0x00000000089B0000-0x0000000008A16000-memory.dmp

    Filesize

    408KB

  • memory/4904-25-0x00000000054E0000-0x0000000005536000-memory.dmp

    Filesize

    344KB

  • memory/4904-21-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB