Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    17/09/2023, 22:36

General

  • Target

    file.exe

  • Size

    225KB

  • MD5

    5ba328846dad5cb3e3a41f579d25b7fd

  • SHA1

    9668a1a7332cfb92475951466399cd99e2337d5d

  • SHA256

    006eeeaf0491717f1021983f1ebbfc8ff71d854730229818fc45f432014d63f3

  • SHA512

    538913d671471467126010489670c6cf0048431324cbe8d30ef100ecdc5e4babac3d19e3552cc45068895029e5326a1216b4842d303081888dafc23d953c97b5

  • SSDEEP

    3072:CID0ozRIGKOmrGBB/Ej0IBfopYXuCD3CbTwowx8jKJ:C0zCGKfrGi0IxopWbCbcoY8j

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://taibi.at/tmp/

http://01stroy.ru/tmp/

http://mal-net.com/tmp/

http://gromograd.ru/tmp/

http://kingpirate.ru/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

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3016

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1220-4-0x0000000002A60000-0x0000000002A76000-memory.dmp

          Filesize

          88KB

        • memory/3016-1-0x00000000007D0000-0x00000000008D0000-memory.dmp

          Filesize

          1024KB

        • memory/3016-2-0x0000000000230000-0x0000000000239000-memory.dmp

          Filesize

          36KB

        • memory/3016-3-0x0000000000400000-0x0000000000707000-memory.dmp

          Filesize

          3.0MB

        • memory/3016-5-0x0000000000400000-0x0000000000707000-memory.dmp

          Filesize

          3.0MB

        • memory/3016-8-0x0000000000230000-0x0000000000239000-memory.dmp

          Filesize

          36KB