Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 14:53

General

  • Target

    edd5077a2ffbaeda9cdd798d799c3a19_JaffaCakes118.exe

  • Size

    92KB

  • MD5

    edd5077a2ffbaeda9cdd798d799c3a19

  • SHA1

    89083d8bd57744133ebce33c11bddfca181ed6d2

  • SHA256

    2ef306cd9eca72286affdc648fe798e9aacac001d484aec390d2e62034c0ce4a

  • SHA512

    a2df3d3e03c0d223014b97460e887f27c44fee6baa28cdc63c9cc2535d2ae452ca6f85a8991bf6df88a36d456378104600e8b31378d9dee1d6b98896d33d789c

  • SSDEEP

    1536:xXGdS6pm4aTZ5XG1jiTa9McrkQsFpZNs:GnpBaTPfHFH

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 52 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\edd5077a2ffbaeda9cdd798d799c3a19_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\edd5077a2ffbaeda9cdd798d799c3a19_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Users\Admin\nzfuiw.exe
      "C:\Users\Admin\nzfuiw.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
      • Suspicious use of WriteProcessMemory
      PID:2956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\nzfuiw.exe

    Filesize

    92KB

    MD5

    abdb1007eb1e0129aeb84ddd0314823b

    SHA1

    8620743ce46d5cd4640f768de90766e934c746c4

    SHA256

    43b9d1ff9d04e219bf91e3b5d24d850e98c9f78d579211bd7813055d4d61fb05

    SHA512

    83376a0e0bf9b5fb370e3927bf7aa75f3e185c073254645023aaa204ef2e91424ecaffeb4f6d46e483957ad3485aa18805cc2bcae07a352e702230acdbf6874e