Analysis

  • max time kernel
    138s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 22:57

General

  • Target

    9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    9c37f5a3db978eec89bb52093fc8dc49

  • SHA1

    eee81df2a4f566aabb8b0f04371d43d6625a42a5

  • SHA256

    6978db51fe9bdbe67032e8094b62e09c343b61311f1c72c03f0d046eba5b707a

  • SHA512

    969bea417ffe3138040e796de45287de1fcaef9510c061ab2ab558a59143d8b447628afdb428cc8f66f90b3c99291694698db38fdc9fe2a49166d96a60f5adb5

  • SSDEEP

    12288:GCrzY0vUzKR1Zr7UTjpJIWpdcrNS8HoFusGXnxc7xxiHH/KKvt36RuA:GCr1aKR12jztQ2qcNUH5t36RuA

Score
9/10

Malware Config

Signatures

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 1 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9c37f5a3db978eec89bb52093fc8dc49_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:112
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zbJrFJcE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5EB.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1564
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3356
      • 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\tmp3DE.tmp"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4328
      • 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\tmpC2C.tmp"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:4340
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3180 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2392

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp3DE.tmp

      Filesize

      4KB

      MD5

      10fa8ec140c204486092fb161e567ec7

      SHA1

      4d63e1f8df3afefedb19df73d7ee5f3b1e7b6473

      SHA256

      7176ca3d0196ec46f178107fdb587adaef3f6ea65daa80eccd2371a515880e04

      SHA512

      9db4eeb3f07d8d0579f75f3426c91156809152d8c1a37c9a27bf159888f6dd97f1212ac80f5bbb17e4d86f3087c512ccba2ca50a2db07d071370bd36364e1f76

    • C:\Users\Admin\AppData\Local\Temp\tmpC5EB.tmp

      Filesize

      1KB

      MD5

      9139993f9f066bc33e7998cfb1275d48

      SHA1

      ed5ea679b4861849679134f8b514276f0927df2b

      SHA256

      9dd3f4ae0ceab943ae8dcee359a66af77ee0ef40aa811923637e275cbb3b4205

      SHA512

      f811ddf87abf11332137aa563851e19ff923715c834cd0388895a44dee9dce844f6aab3fbacb6e068f17bffb3330893395e06cea32c0ca2eda7f1f21964ec706

    • memory/112-5-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/112-12-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/112-4-0x00000000750F2000-0x00000000750F3000-memory.dmp

      Filesize

      4KB

    • memory/112-0-0x00000000750F2000-0x00000000750F3000-memory.dmp

      Filesize

      4KB

    • memory/112-2-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/112-3-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/112-1-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/3356-9-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/3356-10-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/3356-30-0x00000000750F0000-0x00000000756A1000-memory.dmp

      Filesize

      5.7MB

    • memory/3356-31-0x00000000023D0000-0x00000000023E0000-memory.dmp

      Filesize

      64KB

    • memory/4328-14-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/4328-16-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/4328-17-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/4328-22-0x0000000000460000-0x0000000000529000-memory.dmp

      Filesize

      804KB

    • memory/4328-24-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/4340-26-0x0000000000400000-0x000000000041C000-memory.dmp

      Filesize

      112KB

    • memory/4340-27-0x0000000000400000-0x000000000041C000-memory.dmp

      Filesize

      112KB

    • memory/4340-29-0x0000000000400000-0x000000000041C000-memory.dmp

      Filesize

      112KB