Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10-10-2023 20:24

General

  • Target

    56b95f7635f6810c7aa7f382e3a0619f.exe

  • Size

    293KB

  • MD5

    56b95f7635f6810c7aa7f382e3a0619f

  • SHA1

    237ee4e40174ab47526c0a073fb00f9c1d651f32

  • SHA256

    8282c76d3fbe900b90d4cc171b116191362effd2ca851d3552742aabbf77ecf9

  • SHA512

    9600f7469b39935175b154635a0e68ebfe095f3084bc1579668b28a7cf2a3924cfeaa63426b9fcb090795bd4d9df1048c984a18de76f89895d033be6af244de9

  • SSDEEP

    3072:PRNqA9lXnG55hSdoz2hzFvA8rnr3duiVdVD5jTv/KjQZ0:P6snG55hSs2hzVA8pdVVTvMQ

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://wirtshauspost.at/tmp/

http://msktk.ru/tmp/

http://soetegem.com/tmp/

http://gromograd.ru/tmp/

http://talesofpirates.net/tmp/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 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\56b95f7635f6810c7aa7f382e3a0619f.exe
    "C:\Users\Admin\AppData\Local\Temp\56b95f7635f6810c7aa7f382e3a0619f.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1456

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1276-4-0x0000000002B20000-0x0000000002B36000-memory.dmp

    Filesize

    88KB

  • memory/1456-1-0x0000000002340000-0x0000000002440000-memory.dmp

    Filesize

    1024KB

  • memory/1456-2-0x0000000000400000-0x0000000002288000-memory.dmp

    Filesize

    30.5MB

  • memory/1456-3-0x0000000000220000-0x000000000022B000-memory.dmp

    Filesize

    44KB

  • memory/1456-5-0x0000000000400000-0x0000000002288000-memory.dmp

    Filesize

    30.5MB