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Overview

overview

7

Static

static

3

b20fe6f129...18.exe

windows7-x64

6

b20fe6f129...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    134s
  • 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
    21/08/2024, 04:12

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General

  • Target

    b20fe6f1290926e4989585a17dfa286e_JaffaCakes118.exe

  • Size

    204KB

  • MD5

    b20fe6f1290926e4989585a17dfa286e

  • SHA1

    6e836206b9620bcee980c85abae5afa88130ee99

  • SHA256

    3335d095286c22f429bb55560cf8174e07691b8d665adc0aad5f7d5fd80f2f67

  • SHA512

    b88ca671409c3e7f9f6a0d056f00df411de619026b6654768038091e31104176fb2fefeed709c531199f95ab64a4fe92219b39885c8abb969d4468f62990e764

  • SSDEEP

    6144:EJzIRemuz3sK84zD0ccAMZtg3nlaffCYWz8n:2IRemuz3sK84v0cRk+afaYWzG

Score
7/10
discoverypersistence

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 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 use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b20fe6f1290926e4989585a17dfa286e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b20fe6f1290926e4989585a17dfa286e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\EGUwah.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1500
  • 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=4400,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=4236 /prefetch:8
    1⤵
      PID:3208

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\EGUwah.bat
      Filesize

      275B

      MD5

      eb35e6f7cd04f9e11793ac38f5b0c11a

      SHA1

      9af673438bfbe0725b6e4c0436fd05cc2c83da4d

      SHA256

      cfa2f8dacffa24e05412ef5b7b1211bfc7b64098b71a2ec3f26043a993d8d7b2

      SHA512

      b9636d8fb499a326378be93ca826c4c8ddb7eb00f2050af569a2f8073e71baf0788d3a32427304c7a0a5e6812a23777604d9e704204a92d60b05020b221dd979

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\crss.exe
      Filesize

      204KB

      MD5

      b20fe6f1290926e4989585a17dfa286e

      SHA1

      6e836206b9620bcee980c85abae5afa88130ee99

      SHA256

      3335d095286c22f429bb55560cf8174e07691b8d665adc0aad5f7d5fd80f2f67

      SHA512

      b88ca671409c3e7f9f6a0d056f00df411de619026b6654768038091e31104176fb2fefeed709c531199f95ab64a4fe92219b39885c8abb969d4468f62990e764

      Download Submit