Analysis

  • max time kernel
    146s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2024 01:05

General

  • Target

    430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe

  • Size

    261KB

  • MD5

    340a95a1d7cbc1298171aebaaa6638a9

  • SHA1

    b1499d545dc7838274f46dba1233fe9fb3f84e2c

  • SHA256

    430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919

  • SHA512

    6fc4d2a5d1832790342a3244f5065688e1bea4136c91b0fe86f65bb4a7a3235b0f6c1fcf94087a09c82a96afabd1d74ef1d84d08b41ed1ab661e3b52ca5e60a3

  • SSDEEP

    3072:ULb4PKxxB5OhFv+YBiLDLljSxMqbWTQk1B3A5hMpCIKxKNK7EdevdTk3:Uqw5evmfluxMp71B3emds8evdT

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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\430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe
    "C:\Users\Admin\AppData\Local\Temp\430be53678e8616b604b7210d16dd57f1561aa9cebb32ac451247387a53aa919.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:2924
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2924 -s 352
      2⤵
      • Program crash
      PID:2192
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2924 -ip 2924
    1⤵
      PID:752
    • 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 --mojo-platform-channel-handle=3256 --field-trial-handle=2288,i,10301911031503898037,2997280636231771547,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4568

      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/2924-1-0x0000000000C10000-0x0000000000D10000-memory.dmp
        Filesize

        1024KB

      • memory/2924-2-0x0000000002830000-0x000000000283B000-memory.dmp
        Filesize

        44KB

      • memory/2924-3-0x0000000000400000-0x0000000000AEA000-memory.dmp
        Filesize

        6.9MB

      • memory/2924-4-0x0000000000400000-0x0000000000AEA000-memory.dmp
        Filesize

        6.9MB

      • memory/2924-5-0x0000000002830000-0x000000000283B000-memory.dmp
        Filesize

        44KB