Overview

overview

10

Static

static

3

bd8e61a75d...18.exe

windows7-x64

10

bd8e61a75d...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-08-2024 23:25

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General

  • Target

    bd8e61a75d41c7f3b2a8b701b4341cc2_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    bd8e61a75d41c7f3b2a8b701b4341cc2

  • SHA1

    e5f81b00ea48b5f510b944c2fb837234cfe56d36

  • SHA256

    b0edec3fd151af74def652d8c83a72fc75b1837ab04c73f4a49945285ed2d9b7

  • SHA512

    0e1dae8801a740f00bd5ccd75d3940f6d3641f3efbd79e91194f2743cc443c46ac044d4ab81e67fce10cc75176982a08e64027f6ed7b17deacca4e9bf6727c86

  • SSDEEP

    6144:8ml7FNnnPbuxN8b7giqR20NGNccko5Knvmb7/D26i02maSTOarRfG:fl7FNnjuxN8cGNccko5Knvmb7/D26i0Y

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 53 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\bd8e61a75d41c7f3b2a8b701b4341cc2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\bd8e61a75d41c7f3b2a8b701b4341cc2_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:2716
    • C:\Users\Admin\racot.exe
      "C:\Users\Admin\racot.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:3712
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1044,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=4388 /prefetch:8
    1⤵
      PID:5108

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      252KB

      MD5

      54e1ef832e9c645a05c8cf8cf17072e5

      SHA1

      b1f08798ed14ddb19764c4ad030a321257973e7b

      SHA256

      fe7e4919fdbdf920c97c284fc5797007b3a829a420cde95c94fb196d0e3eeb7c

      SHA512

      298d9067232e69e337b75a3e319962b14b1549767f294ab343edea69e67548a1c73b29193b4187b5f45fdaeaabb353879e405fe0ebb670bad54c531cf36866a6

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