Analysis

  • max time kernel
    136s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-05-2024 01:49

General

  • Target

    307e7351ca03b087f7e6a5cf203d427aae767a63861bf7b3d306464f56e3b187.exe

  • Size

    170KB

  • MD5

    55a96029f346de0031b2f46d175800ca

  • SHA1

    98f4eaf475dd48fe0ff5b6a4974a091072b77659

  • SHA256

    307e7351ca03b087f7e6a5cf203d427aae767a63861bf7b3d306464f56e3b187

  • SHA512

    86b00c73eca55137dce2a467da30ddcf4ed604e55f55b712a1e7c5b72013361b763be6464dcbde4c973b479dbaa779c6a867d13b11e34d59a35bd71052aee80b

  • SSDEEP

    1536:ErvrsOzcXfqjzVPyTL6yMZvD4taQLRO2VJXq99eJ5ldr9Aigg:LdTL6rvD4q8JXquJ5G

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\307e7351ca03b087f7e6a5cf203d427aae767a63861bf7b3d306464f56e3b187.exe
    "C:\Users\Admin\AppData\Local\Temp\307e7351ca03b087f7e6a5cf203d427aae767a63861bf7b3d306464f56e3b187.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:4488
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 352
      2⤵
      • Program crash
      PID:2472
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4488 -ip 4488
    1⤵
      PID:1084

    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/4488-1-0x0000000002580000-0x0000000002680000-memory.dmp
      Filesize

      1024KB

    • memory/4488-2-0x00000000024B0000-0x00000000024BB000-memory.dmp
      Filesize

      44KB

    • memory/4488-3-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

    • memory/4488-5-0x00000000024B0000-0x00000000024BB000-memory.dmp
      Filesize

      44KB

    • memory/4488-4-0x0000000000400000-0x0000000002347000-memory.dmp
      Filesize

      31.3MB