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Overview

overview

10

Static

static

3

JaffaCakes...e9.exe

windows7-x64

10

JaffaCakes...e9.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2025, 20:51

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General

  • Target

    JaffaCakes118_981ea9d151e05112a177fef2e6d2ace9.exe

  • Size

    92KB

  • MD5

    981ea9d151e05112a177fef2e6d2ace9

  • SHA1

    8aa814bab08c355bbf82390ee8a8c0dde4fc8d58

  • SHA256

    dbde908f86073865714aceda6531cbffe9d3ff18b535ef0fbb3917e4ea4d483c

  • SHA512

    0723a1f007ca26edd0ab38971b886d7d1f69836c1f3d67d386095e6b2eb441f10ec2f6af61e3e0c436ec2ad63f72de3fa418fe91e77f2f6e808ed2c7319c5913

  • SSDEEP

    1536:VxhUvMSgPCoJZkzNOhwj7Hnv/NvyvJvSvbvfvTVPTpzBa:3hUvMSgKuWtVPxw

Score
10/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    defense_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 51 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
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_981ea9d151e05112a177fef2e6d2ace9.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_981ea9d151e05112a177fef2e6d2ace9.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1068
    • C:\Users\Admin\kauohuq.exe
      "C:\Users\Admin\kauohuq.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:4404

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    92KB

    MD5

    687f2e5bf7a9fde5a62bdcd114cda65a

    SHA1

    bd8e2d8c013e027cb3a12561b9fb29d8023c2259

    SHA256

    de4e35f9d8c7d91063933dc0b1e0293145fa6130327e4201c0dcc38648af4977

    SHA512

    80cc7a85dd6f10703ea583391d47d653d2a3bbc00bb821c9c3b557208996c108a88d0ebe760cbeaf7db51115625cf215f3212682f15cfa585fb24f42f8e5ab2a

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