Analysis

  • max time kernel
    151s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    13/11/2021, 07:36

General

  • Target
    d985b4cfdceecc3c0fe4f3e4fda4e416.exe
  • Size 168KB
  • Sample211113-je9elsegb8
  • SHA256 a8b37d6b073ee045ae63473cb1a592c974e896b19e3db06d552f955901c06db7
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://srtuiyhuali.at/

  • http://fufuiloirtu.com/

  • http://amogohuigotuli.at/

  • http://novohudosovu.com/

  • http://brutuilionust.com/

  • http://bubushkalioua.com/

  • http://dumuilistrati.at/

  • http://verboliatsiaeeees.com/

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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d985b4cfdceecc3c0fe4f3e4fda4e416.exe
    "C:\Users\Admin\AppData\Local\Temp\d985b4cfdceecc3c0fe4f3e4fda4e416.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2440

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2440-116-0x00000000005B0000-0x00000000005B9000-memory.dmp

        memory/2440-115-0x00000000005A0000-0x00000000005A8000-memory.dmp

        memory/2440-117-0x0000000000400000-0x0000000000433000-memory.dmp

        memory/3008-118-0x0000000001360000-0x0000000001376000-memory.dmp