Overview

overview

10

Static

static

3

b12d09c854...18.exe

windows7-x64

10

b12d09c854...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/08/2024, 22:54

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General

  • Target

    b12d09c854150021d20efe9b9be44caf_JaffaCakes118.exe

  • Size

    320KB

  • MD5

    b12d09c854150021d20efe9b9be44caf

  • SHA1

    b634a4431818ebe86365d4c1ae68e7739e946ce8

  • SHA256

    836483db1a355db0234e7734e3de2bf9953c20ac694b12d32e00be376aae1894

  • SHA512

    002813a1d4afd83c9e19ff025936bd68e988de9e833502864bfea82a62091e7b693913afc76f859675c1a1b71cf89fdb7dacd4a3d220484aea30cce9a77a6005

  • SSDEEP

    6144:YAearVccvg2N9rljS6/Vt6MwJD0i/pv8ZaROiixeq6N3sUjgHTvzfHuPwXKjK51:oafvg2N9R5+voeq6N3sv6O51

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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 52 IoCs
    persistence
  • 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.

    discovery
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b12d09c854150021d20efe9b9be44caf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b12d09c854150021d20efe9b9be44caf_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
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Users\Admin\neeukix.exe
      "C:\Users\Admin\neeukix.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
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3632

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\Users\Admin\neeukix.exe
          Filesize

          320KB

          MD5

          56a6234be88480593688bca871d9f25b

          SHA1

          d77dc3125f9b2c3a9bd2afca885646c4939842d2

          SHA256

          6070f51176d6ed7ee9a5dfc457440a63e2589c58735830185c2b784ff443f0b2

          SHA512

          9a6eaf3c934d558beb9ed25b11306390b54928b9c9e3871f69720e6066d7d6dfaaa1f383936723cd122a07a2617c51530d19dc8aa7ec562af0f3eb7686fc9181

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