Analysis

  • max time kernel
    132s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-06-2024 19:46

General

  • Target

    a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe

  • Size

    277KB

  • MD5

    10b8399f2dbedc9e97ee3a4e094258e2

  • SHA1

    adc859c9f33b6c7aed34b9400c1c0f5286d3b244

  • SHA256

    a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687

  • SHA512

    238ec05241dba2ed0d863c5ec108f4ba57911453e7a6436d77d5dce2957d757cfa5fe9f7ac87ed5cecd6b23a2f35cc1df78132a6a6aa934625aa8d8ca6a7be7e

  • SSDEEP

    3072:79o+JLzTGu51dqJutzirBnn8B+ycWmPyzBQ85Nge/qBeATlTzXmZFqNsyKHm:RPJLzT1tirBC+p6qbBpzXmZQL

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\a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe
    "C:\Users\Admin\AppData\Local\Temp\a53ecd87816b3b67e565c14c5e10e6a39a91400f8bb1d616abb15b7ea456b687.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:2760
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 464
      2⤵
      • Program crash
      PID:2636
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2760 -ip 2760
    1⤵
      PID:1284
    • 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=3808,i,11751898164297348119,13021661521765644467,262144 --variations-seed-version --mojo-platform-channel-handle=4180 /prefetch:8
      1⤵
        PID:1096

      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/2760-1-0x0000000002440000-0x0000000002540000-memory.dmp
        Filesize

        1024KB

      • memory/2760-2-0x00000000023F0000-0x00000000023FB000-memory.dmp
        Filesize

        44KB

      • memory/2760-3-0x0000000000400000-0x000000000040B000-memory.dmp
        Filesize

        44KB

      • memory/2760-5-0x00000000023F0000-0x00000000023FB000-memory.dmp
        Filesize

        44KB

      • memory/2760-4-0x0000000000400000-0x0000000002361000-memory.dmp
        Filesize

        31.4MB