Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-06-2024 16:25

General

  • Target

    929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe

  • Size

    305KB

  • MD5

    cd810d80bd844fa28b1e303ef91d7a9c

  • SHA1

    32c4586ffe97563a914e9ebc9de88ccf5123e4a4

  • SHA256

    929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468

  • SHA512

    c3e89aa35e9a68ec35f24042887ae5ffa58b312a9aef9b8f0856a1f80911d6f095e7174435be212f76d9a304fc6ef3dbe6ce05fbc8cfa151a9a0e69ed59b2290

  • SSDEEP

    3072:csAL/o3IqQdKpW2M8R/wzcCb/M8tr5DqXj13JV6AR52t4LtfQpVRBN1Ek1E5xTEv:cpL/oYqLpWl2wJgCW/V6V8fQpVnzN3

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\929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe
    "C:\Users\Admin\AppData\Local\Temp\929c5b6f78b3723808c59875d0411c16c606c86a1905bee03173e6fa57bf4468.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:1384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1384 -s 464
      2⤵
      • Program crash
      PID:4168
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1384 -ip 1384
    1⤵
      PID:1124
    • 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=4324,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=1416 /prefetch:8
      1⤵
        PID:4004

      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/1384-3-0x0000000000400000-0x000000000040B000-memory.dmp
        Filesize

        44KB

      • memory/1384-2-0x00000000028A0000-0x00000000028AB000-memory.dmp
        Filesize

        44KB

      • memory/1384-1-0x0000000002920000-0x0000000002A20000-memory.dmp
        Filesize

        1024KB

      • memory/1384-4-0x0000000000400000-0x0000000002739000-memory.dmp
        Filesize

        35.2MB