Analysis

  • max time kernel
    143s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-05-2024 02:00

General

  • Target

    0f6a9323445648266b8eeb94b9a745a9_JaffaCakes118.exe

  • Size

    675KB

  • MD5

    0f6a9323445648266b8eeb94b9a745a9

  • SHA1

    6ab0c017ae1616d59064400713ae790849329041

  • SHA256

    15a7c860882d3ce8c5e17bf3116d4b2d807fec295586bbbe00a8ccb83f2fb719

  • SHA512

    4b741fe1569a3368179d9e6a1aa9c518d2012beb1ec2fe323d3802b08a7dfe1fa27a700d192bc8577bbddda99449dee99291fa5a0170d1b1b84a0cec0d80ceb7

  • SSDEEP

    12288:vNxt2GCQZwqLIMRBeZHaElEZlBiZGXEtdrIsydYSYjXDwiYhT+63L:1xt2n6IQ2aEiriZUEtqr+ljXUiYF+63L

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\0f6a9323445648266b8eeb94b9a745a9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0f6a9323445648266b8eeb94b9a745a9_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:5132
    • C:\Users\Admin\AppData\Local\Temp\n2680\s2680.exe
      "C:\Users\Admin\AppData\Local\Temp\n2680\s2680.exe" f870fc4c616ff8ff8c4d2a7e/zZz33uOepyA2eUIKNVEIl5ocbrVIg/EOFSefCdLYxMbTcSfGa7+12nmgOvdsTWidkNfACr1mPdr5wtcuHmA8Mxa8H+Qz9KnqOV2ECWcIUcqm24IeI6IZIMA0TfyPe0DSVomjMiNaGe7lsCqYdDsZjAAzO0lC09YCAAB4HQ/ /v "C:\Users\Admin\AppData\Local\Temp\0f6a9323445648266b8eeb94b9a745a9_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:680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2680\s2680.exe

    Filesize

    350KB

    MD5

    d438749bcfe5bcdf1d59cbbb82341315

    SHA1

    2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

    SHA256

    0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

    SHA512

    f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

  • memory/680-12-0x00007FFA10C15000-0x00007FFA10C16000-memory.dmp

    Filesize

    4KB

  • memory/680-13-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-29-0x000000001C3E0000-0x000000001C3F0000-memory.dmp

    Filesize

    64KB

  • memory/680-32-0x000000001CA10000-0x000000001CEDE000-memory.dmp

    Filesize

    4.8MB

  • memory/680-33-0x000000001CF80000-0x000000001D01C000-memory.dmp

    Filesize

    624KB

  • memory/680-34-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-35-0x000000001D170000-0x000000001D1D2000-memory.dmp

    Filesize

    392KB

  • memory/680-36-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-37-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-38-0x000000001C400000-0x000000001C408000-memory.dmp

    Filesize

    32KB

  • memory/680-39-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-40-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-41-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-42-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-43-0x00000000206C0000-0x00000000207FC000-memory.dmp

    Filesize

    1.2MB

  • memory/680-44-0x0000000020D10000-0x000000002121E000-memory.dmp

    Filesize

    5.1MB

  • memory/680-45-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-46-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-47-0x00007FFA10C15000-0x00007FFA10C16000-memory.dmp

    Filesize

    4KB

  • memory/680-48-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB

  • memory/680-50-0x00007FFA10960000-0x00007FFA11301000-memory.dmp

    Filesize

    9.6MB