Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 14:29

General

  • Target

    f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe

  • Size

    169KB

  • MD5

    427b0cb40c5039325a96d5e0f48aba16

  • SHA1

    75b3bd73150caccaed78926373fe873e1a32a703

  • SHA256

    f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b

  • SHA512

    3bd7d5a279edac593af69b399d845d8196a35664f511054c8d9b91bf3f9602ca7fd699fdd15c2dd0bfadca74c602947f64554dc1f2e8053d548dae81a1c5faaa

  • SSDEEP

    3072:laLBauFa7VdmaiGtnIBBbExLQRiH5K/vrGL:ALBaHnZ6Nb

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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\f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe
    "C:\Users\Admin\AppData\Local\Temp\f1c19e1cf9f32a5aa6350ced35d355e37ae108dfc208902b72c73874410a5c1b.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:3156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3156 -s 352
      2⤵
      • Program crash
      PID:4520
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3156 -ip 3156
    1⤵
      PID:4512

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3156-1-0x0000000002D70000-0x0000000002E70000-memory.dmp
      Filesize

      1024KB

    • memory/3156-2-0x0000000002B50000-0x0000000002B5B000-memory.dmp
      Filesize

      44KB

    • memory/3156-3-0x0000000000400000-0x0000000002B02000-memory.dmp
      Filesize

      39.0MB