Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-05-2024 23:55

General

  • Target

    a215b76c38d79ec3764923d2f17a5ccd06ac6741de5d2c0183fead43836db210.exe

  • Size

    226KB

  • MD5

    dcfd9f02149a657f70ed4e58f5c71d74

  • SHA1

    93140ba9a84c78ee3a4aece21c0d832e334efb2a

  • SHA256

    a215b76c38d79ec3764923d2f17a5ccd06ac6741de5d2c0183fead43836db210

  • SHA512

    5d9ba4c29bb1cdcd68acb82bf053804a5f07a6dbaa000fd82577b283823467324316c53d5be61c8e2ca4b0d67b98d249e7c36d67da94fa36e4e2265e4386003d

  • SSDEEP

    3072:yvqVLdfvUMPQmPX5j8m+5BsanVkM3An8O0kmlxGzzdiLfhGFpX7BkDyGQ:f9QmPpomnJMwC3A0s/XO

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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\a215b76c38d79ec3764923d2f17a5ccd06ac6741de5d2c0183fead43836db210.exe
    "C:\Users\Admin\AppData\Local\Temp\a215b76c38d79ec3764923d2f17a5ccd06ac6741de5d2c0183fead43836db210.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:1408
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 460
      2⤵
      • Program crash
      PID:236
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1408 -ip 1408
    1⤵
      PID:4016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1408-1-0x0000000000990000-0x0000000000A90000-memory.dmp

      Filesize

      1024KB

    • memory/1408-3-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/1408-2-0x00000000008F0000-0x00000000008FB000-memory.dmp

      Filesize

      44KB

    • memory/1408-4-0x0000000000400000-0x000000000078F000-memory.dmp

      Filesize

      3.6MB