Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-09-2024 11:03

General

  • Target

    fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe

  • Size

    984KB

  • MD5

    fa4a3e649b9517d608608f14aad9ee69

  • SHA1

    acfdc71b72426d4c30b7c35ee53a95500fd141cc

  • SHA256

    a5dbdb27dcecc2be689d43da2dcbeef99ff33e583b66ecb6bb2af78d356a1db7

  • SHA512

    4833e11ef74adc2e4b0084d08ab3f0105e6622b69ebdf432c030d045f51df6a5fb9f80e5eae38950f09558420df5f6f21bea4df8ca92a5fb37fb1509633ae47b

  • SSDEEP

    24576:ujGFezmC9scgM0VoFC417xjmopLmcFNj2tirYyl:/6mCuc/0VsC4ZxDpzl

Malware Config

Signatures

  • HawkEye

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

  • 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\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\fa4a3e649b9517d608608f14aad9ee69_JaffaCakes118.exe" "C:\Users\Admin\Desktop\project7992.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2056
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\Desktop\project7992.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4140
      • C:\Users\Admin\Desktop\project7992.exe
        "C:\Users\Admin\Desktop\project7992.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:2992
        • C:\Users\Admin\Desktop\project7992.exe
          "C:\Users\Admin\Desktop\project7992.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:2196
          • 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:1864
          • 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:1956

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\project7992.exe

    Filesize

    984KB

    MD5

    fa4a3e649b9517d608608f14aad9ee69

    SHA1

    acfdc71b72426d4c30b7c35ee53a95500fd141cc

    SHA256

    a5dbdb27dcecc2be689d43da2dcbeef99ff33e583b66ecb6bb2af78d356a1db7

    SHA512

    4833e11ef74adc2e4b0084d08ab3f0105e6622b69ebdf432c030d045f51df6a5fb9f80e5eae38950f09558420df5f6f21bea4df8ca92a5fb37fb1509633ae47b

  • memory/1864-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1864-33-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1864-32-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1956-43-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1956-36-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1956-35-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1956-42-0x0000000000460000-0x0000000000529000-memory.dmp

    Filesize

    804KB

  • memory/2196-21-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2196-31-0x0000000009170000-0x0000000009178000-memory.dmp

    Filesize

    32KB

  • memory/2196-28-0x0000000008CE0000-0x0000000008D46000-memory.dmp

    Filesize

    408KB

  • memory/2196-25-0x0000000005870000-0x00000000058C6000-memory.dmp

    Filesize

    344KB

  • memory/2992-19-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-17-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-20-0x0000000009C00000-0x0000000009C9C000-memory.dmp

    Filesize

    624KB

  • memory/2992-18-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/2992-24-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-9-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-14-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-0-0x000000007516E000-0x000000007516F000-memory.dmp

    Filesize

    4KB

  • memory/4104-8-0x000000007516E000-0x000000007516F000-memory.dmp

    Filesize

    4KB

  • memory/4104-7-0x0000000002660000-0x000000000266A000-memory.dmp

    Filesize

    40KB

  • memory/4104-6-0x0000000007300000-0x000000000731E000-memory.dmp

    Filesize

    120KB

  • memory/4104-5-0x0000000007390000-0x0000000007422000-memory.dmp

    Filesize

    584KB

  • memory/4104-4-0x0000000075160000-0x0000000075910000-memory.dmp

    Filesize

    7.7MB

  • memory/4104-3-0x00000000078A0000-0x0000000007E44000-memory.dmp

    Filesize

    5.6MB

  • memory/4104-2-0x00000000071B0000-0x0000000007282000-memory.dmp

    Filesize

    840KB

  • memory/4104-1-0x00000000002B0000-0x00000000003AE000-memory.dmp

    Filesize

    1016KB