Analysis

  • max time kernel
    133s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2024 17:05

General

  • Target

    0c57cba31bd9c3703f929e9f856cafc33a14c7142d49f171e9f4438930a56d7b.exe

  • Size

    259KB

  • MD5

    6b95f92d87e9eebacab03cc523d8733f

  • SHA1

    d2ceb1939fd73e13d83ab98673f6c571560c9e63

  • SHA256

    0c57cba31bd9c3703f929e9f856cafc33a14c7142d49f171e9f4438930a56d7b

  • SHA512

    d7f511d489b2627435ab593545083bed24753baef3ca43e16a83d444f5e281d52f5e7d47204ec51cb2ee183564393dfabf4c9b716ecd2bae11579aa1b36a2bc3

  • SSDEEP

    3072:r52xgKanXD5kGs+CsuGTq8uuSNmHhvEDO+507r2CUaToc9ES/bQnzn2qZzdxLb6H:4xglXD52+q8VSqztUkoc9tsznd7LWT

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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\0c57cba31bd9c3703f929e9f856cafc33a14c7142d49f171e9f4438930a56d7b.exe
    "C:\Users\Admin\AppData\Local\Temp\0c57cba31bd9c3703f929e9f856cafc33a14c7142d49f171e9f4438930a56d7b.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:3324
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3324 -s 352
      2⤵
      • Program crash
      PID:4460
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3324 -ip 3324
    1⤵
      PID:2080
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4372,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=4196 /prefetch:8
      1⤵
        PID:4576

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3324-2-0x0000000002E00000-0x0000000002E0B000-memory.dmp

        Filesize

        44KB

      • memory/3324-3-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/3324-1-0x0000000002E30000-0x0000000002F30000-memory.dmp

        Filesize

        1024KB

      • memory/3324-4-0x0000000000400000-0x0000000002C9F000-memory.dmp

        Filesize

        40.6MB