Resubmissions

09-07-2024 14:23

240709-rp9r5axhnn 10

Analysis

  • max time kernel
    125s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-07-2024 14:23

General

  • Target

    94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe

  • Size

    277KB

  • MD5

    f2718dd494469c8e5ec7678d823b8bff

  • SHA1

    c45fdc3a88c9dac94fef17e0a984ff5139676885

  • SHA256

    94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1

  • SHA512

    6e05405ead9598d1d77de3fef6eef75a5ecdee917b5808a7712c09665078e7b391959754dcc11e3c1a00df66bc05052fca8f2720b9d08d7be779fe2b114008d2

  • SSDEEP

    3072:hSkxUuCsVfGULCrpuVU8M6BkJ5AijYIByT:hFCsVBmr3cSB

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\94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe
    "C:\Users\Admin\AppData\Local\Temp\94f218f5a621af5cddd0229427f6f993eea9b156a24bf824d8a7cf8acb06abf1.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:2344
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 352
      2⤵
      • Program crash
      PID:2372
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2344 -ip 2344
    1⤵
      PID:4648
    • 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 --field-trial-handle=1300,i,6959856223548986108,4217696995639198458,262144 --variations-seed-version --mojo-platform-channel-handle=4272 /prefetch:8
      1⤵
        PID:3280

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2344-1-0x0000000002690000-0x0000000002790000-memory.dmp

        Filesize

        1024KB

      • memory/2344-2-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/2344-3-0x0000000000400000-0x0000000002362000-memory.dmp

        Filesize

        31.4MB

      • memory/2344-5-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB