Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2024 13:52

General

  • Target

    b1a47ccb44ad94e83c61afd95a3ac72b33ccf706ae7577c573a2b8ced4dbae79.exe

  • Size

    259KB

  • MD5

    45f935a6827fe87dc0b58d699e445aee

  • SHA1

    f5afe04fa163e16f86c164b5f31d6c5dbeba875b

  • SHA256

    b1a47ccb44ad94e83c61afd95a3ac72b33ccf706ae7577c573a2b8ced4dbae79

  • SHA512

    9a20bb7450d6cf730e43b1c51bb5ef87ca08f370e29790fe1f72f03e5e8415f89d07c4ac7cb0b0cadb023b0ccd611171b8359be7d78617a48139c7eaf85dbb52

  • SSDEEP

    3072:mMHVBlgCVLRtdtBz5RtcuGEVz5kl+z9Js4xoqZI63L+eIzw59M/h3:/VBGCVLzdFYEV6+fd3L+eI8z

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Smokeloader family
  • Suspicious use of SetThreadContext 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.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1a47ccb44ad94e83c61afd95a3ac72b33ccf706ae7577c573a2b8ced4dbae79.exe
    "C:\Users\Admin\AppData\Local\Temp\b1a47ccb44ad94e83c61afd95a3ac72b33ccf706ae7577c573a2b8ced4dbae79.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Users\Admin\AppData\Local\Temp\b1a47ccb44ad94e83c61afd95a3ac72b33ccf706ae7577c573a2b8ced4dbae79.exe
      "C:\Users\Admin\AppData\Local\Temp\b1a47ccb44ad94e83c61afd95a3ac72b33ccf706ae7577c573a2b8ced4dbae79.exe"
      2⤵
        PID:2120

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2120-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2120-6-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/2120-7-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/2120-10-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/2500-2-0x00000000003A0000-0x00000000003A9000-memory.dmp

      Filesize

      36KB

    • memory/2500-1-0x0000000000230000-0x0000000000330000-memory.dmp

      Filesize

      1024KB