Analysis

  • max time kernel
    149s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2024 15:53

General

  • Target

    fca2fb6cc18113a8b0f6946c409d987a_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    fca2fb6cc18113a8b0f6946c409d987a

  • SHA1

    7dffe9f7921e47beafc7ebcc9e7a25630da2474d

  • SHA256

    0fa058ba2db3e3437958519f571308c5556fb4f2b85545dd2cd19a970f61de3a

  • SHA512

    36114b6326fd69fc5f4a403f3a3f1841db9c239f68666d82925b9354c996187e3673809e02752faaeeae4e31b33236922428c285c9a0cbcaafc5040b178ecca5

  • SSDEEP

    1536:3tWEcX220mQ3UxJKIRGWcOUP7vXArnY1ZqAefzyesqNIjni:98QXNAfzyeBCni

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fca2fb6cc18113a8b0f6946c409d987a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fca2fb6cc18113a8b0f6946c409d987a_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\jiojaok.exe
      "C:\Users\Admin\jiojaok.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\jiojaok.exe

    Filesize

    100KB

    MD5

    79ee6e815ae95fed2c9bf330c9fb419e

    SHA1

    255bfaa513efd8120fc3106d64e4295713e2bbf8

    SHA256

    64cbc23527b67d6ed202206ed5088a22deea22d300e2f202af76ba7c8c5147f6

    SHA512

    e7d6512a39cdd963db4512b1ead5d5bc2edd3054dbe2c49529ef945f6fe9ffa697534910f810a1b2ff22b7ea26fd506bb8ebdd04cb3fa1db3f0c1c78981c4fdc