Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-04-2024 13:43

General

  • Target

    1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe

  • Size

    208KB

  • MD5

    86cd9eea44b3dcec8b9adf68f8beab9c

  • SHA1

    b3869a29b52159fefec58c3cb15d1f10a2b041fb

  • SHA256

    1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780

  • SHA512

    7c617bb21bbf82f683ce064f88190a462f8b57da84784d49999c35064a0cc51beebb801284f0c8fa7a5534da3eec86365cabee4df4eecc830b752f5348f79717

  • SSDEEP

    3072:+VMLXvpVBNQuzP3HjtlhW2L7bhmL+tnru+5LcgLyiXXQu0SPr91u368:+aPEuPhl79mL+tFVRyaxbu3P

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\1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe
    "C:\Users\Admin\AppData\Local\Temp\1f32111ab49e505b1b6e062a6391e06d44222371883d08abee1ba453309a6780.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:2520
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 352
      2⤵
      • Program crash
      PID:260
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2520 -ip 2520
    1⤵
      PID:4936

    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/2520-1-0x00000000005B0000-0x00000000006B0000-memory.dmp
      Filesize

      1024KB

    • memory/2520-2-0x0000000000510000-0x000000000051B000-memory.dmp
      Filesize

      44KB

    • memory/2520-3-0x0000000000400000-0x000000000047E000-memory.dmp
      Filesize

      504KB

    • memory/2520-4-0x0000000000400000-0x000000000047E000-memory.dmp
      Filesize

      504KB