Overview

overview

10

Static

static

3

8cea9bc300...18.exe

windows7-x64

10

8cea9bc300...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-06-2024 04:42

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General

  • Target

    8cea9bc30046ce76a8d9d211206b9197_JaffaCakes118.exe

  • Size

    2.2MB

  • MD5

    8cea9bc30046ce76a8d9d211206b9197

  • SHA1

    408b79f4b244be9e288efe7185dc915aaf4a9cbc

  • SHA256

    a8bf7dbcfe29c3c9c0bed1be3cd9cc2935e2bf60313c5721e37fbad5048f67c6

  • SHA512

    95d2b4117ec60f1b0d1611e742da358d77e1488a66e5f87105bb0b1e71ba016e3e153769d51701a47bd8ca85ada38150ee50e7edfc77e1a352a867399d27dcae

  • SSDEEP

    24576:gUHmsocCmYbx4wLMR+OXY0WvY0WvY0WvY0WvY0WvY0WvY0WvY0WPY0WvY0WvY0WI:xGkYbx4wLMR+d7c

Score
10/10
systembctrojan

Malware Config

Extracted

Family

systembc

C2

spexblog17.xyz:4044

admstat45.xyz:4044

Signatures

  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

    trojansystembc
  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8cea9bc30046ce76a8d9d211206b9197_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8cea9bc30046ce76a8d9d211206b9197_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    PID:5068
  • 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=4196,i,16488180140590516186,11762960689811837350,262144 --variations-seed-version --mojo-platform-channel-handle=4156 /prefetch:8
    1⤵
      PID:3328
    • C:\ProgramData\cuvenow\pibhxqj.exe
      C:\ProgramData\cuvenow\pibhxqj.exe start2
      1⤵
      • Executes dropped EXE
      PID:4592

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\ProgramData\cuvenow\pibhxqj.exe
      Filesize

      2.2MB

      MD5

      8cea9bc30046ce76a8d9d211206b9197

      SHA1

      408b79f4b244be9e288efe7185dc915aaf4a9cbc

      SHA256

      a8bf7dbcfe29c3c9c0bed1be3cd9cc2935e2bf60313c5721e37fbad5048f67c6

      SHA512

      95d2b4117ec60f1b0d1611e742da358d77e1488a66e5f87105bb0b1e71ba016e3e153769d51701a47bd8ca85ada38150ee50e7edfc77e1a352a867399d27dcae

      Download Submit

    • memory/4592-8-0x0000000000400000-0x0000000000664000-memory.dmp

      Filesize

      2.4MB

      Download

    • memory/4592-18-0x0000000000B80000-0x0000000000B98000-memory.dmp

      Filesize

      96KB

      Download

    • memory/4592-19-0x0000000000400000-0x0000000000664000-memory.dmp

      Filesize

      2.4MB

      Download

    • memory/4592-20-0x0000000000400000-0x0000000000664000-memory.dmp

      Filesize

      2.4MB

      Download

    • memory/5068-0-0x0000000000400000-0x0000000000664000-memory.dmp

      Filesize

      2.4MB

      Download

    • memory/5068-1-0x0000000000670000-0x0000000000688000-memory.dmp

      Filesize

      96KB

      Download

    • memory/5068-2-0x0000000000400000-0x0000000000664000-memory.dmp

      Filesize

      2.4MB

      Download

    • memory/5068-9-0x0000000000400000-0x0000000000664000-memory.dmp

      Filesize

      2.4MB

      Download

    • memory/5068-11-0x0000000000670000-0x0000000000688000-memory.dmp

      Filesize

      96KB

      Download