Analysis

  • max time kernel
    134s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-05-2024 09:22

General

  • Target

    843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb.exe

  • Size

    213KB

  • MD5

    29c2d7eec8802f3967aafcd0d16628b1

  • SHA1

    efe099762635d1d6284afb88225029bf89adec5d

  • SHA256

    843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb

  • SHA512

    755316646a0fcf8fef69832e33e8c611eb02e9e88e6416f7a19c499acab82f9a0e15d49fa92de70aaa5085f05a591e33456f8df61af5534cdb43c3f652e1502a

  • SSDEEP

    3072:XG6IE/WIaxT8XyWiTmZTb05a+f4IOCX9:N/0oXyWiTQh+fN

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\843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb.exe
    "C:\Users\Admin\AppData\Local\Temp\843ad82984513d049fcbf1258c0a2cf71fd519ad98a272e54ea95d42422a24bb.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:2252
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 352
      2⤵
      • Program crash
      PID:4824
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2252 -ip 2252
    1⤵
      PID:1572

    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/2252-2-0x0000000002990000-0x000000000299B000-memory.dmp
      Filesize

      44KB

    • memory/2252-1-0x00000000029E0000-0x0000000002AE0000-memory.dmp
      Filesize

      1024KB

    • memory/2252-3-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

    • memory/2252-5-0x0000000002990000-0x000000000299B000-memory.dmp
      Filesize

      44KB

    • memory/2252-4-0x0000000000400000-0x0000000002722000-memory.dmp
      Filesize

      35.1MB