Analysis

  • max time kernel
    130s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 22:06

General

  • Target

    21eac157e2aef2657c0e1a69cc54ad4d_JaffaCakes118.exe

  • Size

    678KB

  • MD5

    21eac157e2aef2657c0e1a69cc54ad4d

  • SHA1

    2aa0a2316adac529e2f005777e63592431d3a0a5

  • SHA256

    13306060e52d18403b8ba906e31211117c772dc3e12bbf64be922e4bdb43f2f0

  • SHA512

    fe270c62552b7e8f84c5d5876a9b7956e683811b4ac21bc01d7159b06a6661b988a54a7c2a19911d3bec662cde061e08e60d9e695200899b5641a9a52e31a0f5

  • SSDEEP

    12288:ZyE2QYrOLw9saOiCXcU/OQOCeDHg23sMhEJZT1aRYNg+6g:cE2QYrr6iwcWOQOfLg6sMCDT1a2a+6g

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21eac157e2aef2657c0e1a69cc54ad4d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\21eac157e2aef2657c0e1a69cc54ad4d_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4052
    • C:\Users\Admin\AppData\Local\Temp\n1230\s1230.exe
      "C:\Users\Admin\AppData\Local\Temp\n1230\s1230.exe" 208c50210457a3c7d9a4157aF64id0E2p0zE74js7IpOmQbffWW8y15Zzr2vvS4icifz+8MKlJRQZ4cTaf7ghmCtICU3cbHpS+7IDzA5X8yW+SXrUppb80DXdyLaTDIkQrh6/Y2A23eEPFF1vsD+u3ZkMLA7bYpkR3GCLAEy7DvzvWUTETduDCSVsjg0PrLLDQ== /v "C:\Users\Admin\AppData\Local\Temp\21eac157e2aef2657c0e1a69cc54ad4d_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1052

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n1230\s1230.exe

          Filesize

          350KB

          MD5

          da834fff62c4d3e86baa52714cf2d635

          SHA1

          4b35992bbd61e75791ec55bf3b47921be26b3031

          SHA256

          6079e9ad58853c80733363903df046a8008bc8b972b1c52c7eff99b5ed6ad681

          SHA512

          1227d5300237915a4382576fb19bc9ceb304a7ab8455d850154e6b7b8a92356a107a39180f866ad617da9a90745224ae6a8d1f602992c59353d2ad2c267c6526

        • memory/1052-12-0x00007FFDDC525000-0x00007FFDDC526000-memory.dmp

          Filesize

          4KB

        • memory/1052-13-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-22-0x000000001B6B0000-0x000000001B6C0000-memory.dmp

          Filesize

          64KB

        • memory/1052-25-0x000000001C030000-0x000000001C4FE000-memory.dmp

          Filesize

          4.8MB

        • memory/1052-26-0x000000001BAA0000-0x000000001BB3C000-memory.dmp

          Filesize

          624KB

        • memory/1052-27-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-28-0x000000001C890000-0x000000001C8F2000-memory.dmp

          Filesize

          392KB

        • memory/1052-29-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-30-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-31-0x000000001B380000-0x000000001B388000-memory.dmp

          Filesize

          32KB

        • memory/1052-32-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-33-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-34-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-35-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-36-0x000000001FFC0000-0x00000000200FC000-memory.dmp

          Filesize

          1.2MB

        • memory/1052-37-0x0000000020610000-0x0000000020B1E000-memory.dmp

          Filesize

          5.1MB

        • memory/1052-38-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-39-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-40-0x00007FFDDC525000-0x00007FFDDC526000-memory.dmp

          Filesize

          4KB

        • memory/1052-41-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB

        • memory/1052-43-0x00007FFDDC270000-0x00007FFDDCC11000-memory.dmp

          Filesize

          9.6MB