Analysis

  • max time kernel
    125s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-09-2024 01:09

General

  • Target

    3afe01534a7b396016185fcbd28aeca02a10bb84c82603286ca663c7b994b3ea.exe

  • Size

    236KB

  • MD5

    87f903e0878c0dae7646a412a4d60e42

  • SHA1

    e846a45862ae97a9ab671e67d22881cec4720dda

  • SHA256

    3afe01534a7b396016185fcbd28aeca02a10bb84c82603286ca663c7b994b3ea

  • SHA512

    012add649f336ea775ed72d91f0d2b78251d24bb9fc958da73e79f58d332b92e4c3a27c7e5a217f9233ff52b8129b2af4c573a51d9c8286d14746245cb50da49

  • SSDEEP

    3072:LacJUV+XiTZS1lG4nlY5RFBPnOyL0u5i1qYIjMKIvGKla8GKlaJalNuCdhG:+cJUVG6Sy4u5BPnOxugRv/z7uW

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\3afe01534a7b396016185fcbd28aeca02a10bb84c82603286ca663c7b994b3ea.exe
    "C:\Users\Admin\AppData\Local\Temp\3afe01534a7b396016185fcbd28aeca02a10bb84c82603286ca663c7b994b3ea.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    PID:1868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 352
      2⤵
      • Program crash
      PID:4500
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1868 -ip 1868
    1⤵
      PID:208
    • 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=4252,i,2727319350781907497,7925939240893079607,262144 --variations-seed-version --mojo-platform-channel-handle=3952 /prefetch:8
      1⤵
        PID:2880

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1868-1-0x00000000029E0000-0x0000000002AE0000-memory.dmp

        Filesize

        1024KB

      • memory/1868-3-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/1868-2-0x00000000044D0000-0x00000000044DB000-memory.dmp

        Filesize

        44KB

      • memory/1868-5-0x0000000000400000-0x000000000040B000-memory.dmp

        Filesize

        44KB

      • memory/1868-4-0x0000000000400000-0x000000000278B000-memory.dmp

        Filesize

        35.5MB