Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/06/2024, 14:19

General

  • Target

    b3f419c7bdc5da8358232810b75e36fa_JaffaCakes118.exe

  • Size

    664KB

  • MD5

    b3f419c7bdc5da8358232810b75e36fa

  • SHA1

    e3f8a36e23fc7ea961f3df6945474c332e27738c

  • SHA256

    0565636af307ab0ef672ac76c561aa24ba42cd21982cb827edcb3f94ae19e911

  • SHA512

    793c55467bf3c5ca062d5bf41ec9135706184d21fa9f6f45a6f27e01b1da3b391c1334d5530b8039cbf3094f81e437bfe7f074e480871dfcba494fdb78b750e5

  • SSDEEP

    12288:0tAl+5h74BeJCZpQcXrRxE4MeN7eLc9tnl1EINSDsgBIJTDKn/uA3N:QAl+5KbQWVMvA9tlpUQguAn/uA3N

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 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 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\b3f419c7bdc5da8358232810b75e36fa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b3f419c7bdc5da8358232810b75e36fa_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:5072
    • C:\Users\Admin\AppData\Local\Temp\n9068\s9068.exe
      "C:\Users\Admin\AppData\Local\Temp\n9068\s9068.exe" 0bf9279466a876356426a5697GKnNIk0fh+b87eXzczXT8wKs9tnIt7h52XmBb90Iw5JQqtlKGwu7hKnLODmUas9Runwsi7vwPnaiM8eY2gsL6gCe9Y3fXo8oGiR/NufnVw39x7/7kT1yNTzTXPtzAWY6zORc9+erNqN3y6OhbN3Gp1gyV4ECJGLiH2lAUMf /v "C:\Users\Admin\AppData\Local\Temp\b3f419c7bdc5da8358232810b75e36fa_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:1748

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n9068\s9068.exe

          Filesize

          350KB

          MD5

          d438749bcfe5bcdf1d59cbbb82341315

          SHA1

          2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

          SHA256

          0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

          SHA512

          f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

        • memory/1748-12-0x00007FFCABCD5000-0x00007FFCABCD6000-memory.dmp

          Filesize

          4KB

        • memory/1748-13-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-27-0x000000001B800000-0x000000001B810000-memory.dmp

          Filesize

          64KB

        • memory/1748-30-0x000000001BF30000-0x000000001C3FE000-memory.dmp

          Filesize

          4.8MB

        • memory/1748-31-0x000000001C4A0000-0x000000001C53C000-memory.dmp

          Filesize

          624KB

        • memory/1748-32-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-33-0x000000001C690000-0x000000001C6F2000-memory.dmp

          Filesize

          392KB

        • memory/1748-34-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-35-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-36-0x000000001B820000-0x000000001B828000-memory.dmp

          Filesize

          32KB

        • memory/1748-37-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-38-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-39-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-40-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-41-0x000000001FBE0000-0x000000001FD1C000-memory.dmp

          Filesize

          1.2MB

        • memory/1748-42-0x0000000020230000-0x000000002073E000-memory.dmp

          Filesize

          5.1MB

        • memory/1748-43-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-44-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-45-0x00007FFCABCD5000-0x00007FFCABCD6000-memory.dmp

          Filesize

          4KB

        • memory/1748-46-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-47-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB

        • memory/1748-49-0x00007FFCABA20000-0x00007FFCAC3C1000-memory.dmp

          Filesize

          9.6MB