Analysis

  • max time kernel
    150s
  • max time network
    116s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    09/08/2021, 11:37

General

  • Target
    ee54bfb1645819dc424bc88f2d9631db.exe
  • Size 223KB
  • Sample210809-e6ll9yn4yn
  • SHA256 5849cb66f97165b80e0ea4d049558bea07d1e98ebb820fe74ff450ee8acdbcd2
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://aucmoney.com/upload/

  • http://thegymmum.com/upload/

  • http://atvcampingtrips.com/upload/

  • http://kuapakualaman.com/upload/

  • http://renatazarazua.com/upload/

  • http://nasufmutlu.com/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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee54bfb1645819dc424bc88f2d9631db.exe
    "C:\Users\Admin\AppData\Local\Temp\ee54bfb1645819dc424bc88f2d9631db.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3172

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2984-116-0x00000000010D0000-0x00000000010E6000-memory.dmp

        memory/3172-114-0x0000000002C70000-0x0000000002D1E000-memory.dmp

        memory/3172-115-0x0000000000400000-0x0000000002C6D000-memory.dmp