Analysis

  • max time kernel
    142s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 17:27

General

  • Target

    30394ae40943a49d1b0771acb813498f_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    30394ae40943a49d1b0771acb813498f

  • SHA1

    bae68284fb59446956736237928fda74d4e3b209

  • SHA256

    e920835548ad7b62943d9e1f9fac3cb32112b9cf8c02acbeb8d60c17e08c0818

  • SHA512

    1b47a780fe8b367c275f0ef8b0806f0852791ca49aa80cc3bec4bfac6c237efa145651fffb2ee43cd23868d8dd95e88dfd3b477c69e6aab52b2b9354348efb0d

  • SSDEEP

    24576:KSyLtIBYWFkfV0hfPnZBdWGktI7ie8ydTF4EWC4:mKBlNfPjd1ktOie8y1Fz4

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 23 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\30394ae40943a49d1b0771acb813498f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\30394ae40943a49d1b0771acb813498f_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    PID:4980
  • 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 --no-appcompat-clear --field-trial-handle=4440,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4612 /prefetch:8
    1⤵
      PID:4568

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4980-0-0x0000000002440000-0x0000000002514000-memory.dmp
      Filesize

      848KB

    • memory/4980-1-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-2-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-4-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-5-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-6-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-3-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-7-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-11-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-12-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-13-0x0000000002440000-0x0000000002514000-memory.dmp
      Filesize

      848KB

    • memory/4980-14-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-15-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-16-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-17-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-18-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-19-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-22-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-23-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-24-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-25-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-26-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-27-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-28-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB

    • memory/4980-29-0x0000000000400000-0x0000000000607000-memory.dmp
      Filesize

      2.0MB