Analysis

  • max time kernel
    128s
  • max time network
    137s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/07/2024, 04:41

General

  • Target
    a6c2a7ffb68b797967ad979e51a1330e9f16223e4f5dc8500b0a58741176f83c.exe
  • Size 163KB
  • Sample240703-fa4rsasakq
  • SHA256 a6c2a7ffb68b797967ad979e51a1330e9f16223e4f5dc8500b0a58741176f83c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • smokeloader

Botnet
  • pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6c2a7ffb68b797967ad979e51a1330e9f16223e4f5dc8500b0a58741176f83c.exe
    "C:\Users\Admin\AppData\Local\Temp\a6c2a7ffb68b797967ad979e51a1330e9f16223e4f5dc8500b0a58741176f83c.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:1400
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1400 -s 484
      2⤵
      • Program crash
      PID:4924
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1400 -ip 1400
    1⤵
      PID:1344

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1400-3-0x0000000000400000-0x000000000040B000-memory.dmp

          memory/1400-2-0x0000000002980000-0x000000000298B000-memory.dmp

          memory/1400-1-0x00000000029A0000-0x0000000002AA0000-memory.dmp

          memory/1400-4-0x0000000000400000-0x0000000002716000-memory.dmp