Analysis

  • max time kernel
    300s
  • max time network
    259s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    07-03-2024 04:56

General

  • Target

    6ad23ae5ed7710ca7c5da665e098d9958bf383ed6a859fe2f20ce905f40bf49a.exe

  • Size

    260KB

  • MD5

    3720befeb115f5f769418ce8e6f84028

  • SHA1

    601f030c8572b86e58e398758d721a4ce2ceedc9

  • SHA256

    6ad23ae5ed7710ca7c5da665e098d9958bf383ed6a859fe2f20ce905f40bf49a

  • SHA512

    2836ab011ecfeb397bb651a2b7ee5d3b9bc0449bfb082c7e43952f8d3ae3bb369bc4f456bff1a786008c13a6f999d2139adc34933ff1d59d02a39c983a960ede

  • SSDEEP

    3072:43pqwESqMbn1mNUmok+/87+hFNGEuSPQEBB+fioZ0DSiU558ZJ3U:+9bwNikC8yhzGgufii02h8L

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2022

C2

http://kamsmad.com/tmp/index.php

http://souzhensil.ru/tmp/index.php

http://teplokub.com.ua/tmp/index.php

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ad23ae5ed7710ca7c5da665e098d9958bf383ed6a859fe2f20ce905f40bf49a.exe
    "C:\Users\Admin\AppData\Local\Temp\6ad23ae5ed7710ca7c5da665e098d9958bf383ed6a859fe2f20ce905f40bf49a.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1968
  • C:\Users\Admin\AppData\Roaming\saiuftj
    C:\Users\Admin\AppData\Roaming\saiuftj
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:2184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\saiuftj

    Filesize

    260KB

    MD5

    3720befeb115f5f769418ce8e6f84028

    SHA1

    601f030c8572b86e58e398758d721a4ce2ceedc9

    SHA256

    6ad23ae5ed7710ca7c5da665e098d9958bf383ed6a859fe2f20ce905f40bf49a

    SHA512

    2836ab011ecfeb397bb651a2b7ee5d3b9bc0449bfb082c7e43952f8d3ae3bb369bc4f456bff1a786008c13a6f999d2139adc34933ff1d59d02a39c983a960ede

  • memory/1968-1-0x0000000001D40000-0x0000000001E40000-memory.dmp

    Filesize

    1024KB

  • memory/1968-2-0x0000000001B60000-0x0000000001B6B000-memory.dmp

    Filesize

    44KB

  • memory/1968-3-0x0000000000400000-0x0000000001A2E000-memory.dmp

    Filesize

    22.2MB

  • memory/1968-5-0x0000000000400000-0x0000000001A2E000-memory.dmp

    Filesize

    22.2MB

  • memory/2184-14-0x0000000001AA0000-0x0000000001BA0000-memory.dmp

    Filesize

    1024KB

  • memory/2184-15-0x0000000000400000-0x0000000001A2E000-memory.dmp

    Filesize

    22.2MB

  • memory/2184-19-0x0000000000400000-0x0000000001A2E000-memory.dmp

    Filesize

    22.2MB

  • memory/3376-4-0x0000000000760000-0x0000000000776000-memory.dmp

    Filesize

    88KB

  • memory/3376-16-0x0000000002670000-0x0000000002686000-memory.dmp

    Filesize

    88KB