Analysis

  • max time kernel
    154s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 07:17

General

  • Target

    febd5a19dcc3c0d9139f209d0b198198_JaffaCakes118.exe

  • Size

    174KB

  • MD5

    febd5a19dcc3c0d9139f209d0b198198

  • SHA1

    6352ba32e4e4ebd653abad599dfca506f18edefb

  • SHA256

    297fbe9e67e3b1bcc74cbd344e7f513e59f4b83c3d53fde32002eb592b859d14

  • SHA512

    f20cbe7a89005742407ffa4294932207277438d13dca2ef711d381fd670d82b536c7da3e0b6ff2a014ed41e3b8cc7d588d4bf8e0412396b49ffeb6df2fb38eac

  • SSDEEP

    3072:/1i4pNkE8GPl9smhsrDroKEoS9D98aShyuyv5VM8fb3E:44pNh8GAmhsrxEVx98aC6xfjE

Malware Config

Extracted

Family

smokeloader

Botnet

pub5

Extracted

Family

smokeloader

Version

2020

C2

http://bostoc.com/upload/

http://qianyoupj.cn/upload/

http://sleoppen.com/upload/

http://stempelbeton.at/upload/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\febd5a19dcc3c0d9139f209d0b198198_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\febd5a19dcc3c0d9139f209d0b198198_JaffaCakes118.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3520
  • 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 --mojo-platform-channel-handle=3688 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3440

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3348-4-0x0000000000D30000-0x0000000000D46000-memory.dmp

      Filesize

      88KB

    • memory/3520-1-0x0000000000580000-0x0000000000680000-memory.dmp

      Filesize

      1024KB

    • memory/3520-2-0x0000000000570000-0x0000000000579000-memory.dmp

      Filesize

      36KB

    • memory/3520-3-0x0000000000400000-0x0000000000443000-memory.dmp

      Filesize

      268KB

    • memory/3520-5-0x0000000000400000-0x0000000000443000-memory.dmp

      Filesize

      268KB

    • memory/3520-8-0x0000000000570000-0x0000000000579000-memory.dmp

      Filesize

      36KB