Analysis

  • max time kernel
    129s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-05-2024 13:20

General

  • Target

    17dd0b3207f6481fc85d74c33beb50df_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    17dd0b3207f6481fc85d74c33beb50df

  • SHA1

    6d211b0a874465406e6a5a879a3bb058cd1e5cf6

  • SHA256

    2458276c6ae35e81562974a34111a8e339f13e5446d3a93410bc16269371243f

  • SHA512

    7160d28287bd7680eefad636de62449053678ed80ebb892f7e007ec4a72de4e40f05f60cacd993a3b893735a1f1b2ea19baccc44c8c580763b3b28434b9637cb

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E47:0+h9OY70z+warul3E47

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 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\17dd0b3207f6481fc85d74c33beb50df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\17dd0b3207f6481fc85d74c33beb50df_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:4040
    • C:\Users\Admin\AppData\Local\Temp\n9341\s9341.exe
      "C:\Users\Admin\AppData\Local\Temp\n9341\s9341.exe" 30c180fadb5441f94b36ad657QxH10p9icx5RL9MubXtg31J2GrXH1eRinIvSW0v1Widzu4tknC3p133pu6pch1UKdXBXkyvnxXVwp7AdIGnfXVRxErnHg0r05cy/0DR8maqdLHdq8hutImjkNNe4xIyNuxIPLG/6mbEqcDKF0wMjQw7 /v "C:\Users\Admin\AppData\Local\Temp\17dd0b3207f6481fc85d74c33beb50df_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:2308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9341\s9341.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/2308-12-0x00007FFC82745000-0x00007FFC82746000-memory.dmp

    Filesize

    4KB

  • memory/2308-13-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB

  • memory/2308-27-0x000000001B200000-0x000000001B212000-memory.dmp

    Filesize

    72KB

  • memory/2308-30-0x000000001BF90000-0x000000001C45E000-memory.dmp

    Filesize

    4.8MB

  • memory/2308-31-0x000000001C500000-0x000000001C59C000-memory.dmp

    Filesize

    624KB

  • memory/2308-32-0x000000001C6B0000-0x000000001C712000-memory.dmp

    Filesize

    392KB

  • memory/2308-33-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB

  • memory/2308-34-0x000000001B840000-0x000000001B848000-memory.dmp

    Filesize

    32KB

  • memory/2308-35-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB

  • memory/2308-36-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB

  • memory/2308-37-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB

  • memory/2308-38-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB

  • memory/2308-39-0x0000000020120000-0x000000002062E000-memory.dmp

    Filesize

    5.1MB

  • memory/2308-40-0x0000000020630000-0x000000002076C000-memory.dmp

    Filesize

    1.2MB

  • memory/2308-42-0x00007FFC82490000-0x00007FFC82E31000-memory.dmp

    Filesize

    9.6MB