Analysis

  • max time kernel
    150s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    25/03/2023, 20:04

General

  • Target

    file.exe

  • Size

    273KB

  • MD5

    4761630c190797e0c3ebc304a02ac855

  • SHA1

    2f1cc6f608ffa0e8d6f9d87048e2c738feb0c7e4

  • SHA256

    631649edae809adf365c2def004837945e90c152dd3bc9d2477c86f8d58cb0df

  • SHA512

    b57c87fb9e901c22179e403c824f19338cc0c7d30a068e1e1280c7e6680bdc8318c741afcc203bf527308025524fdf13c930d1dcd928962ea6123a0bcf669536

  • SSDEEP

    3072:CA+Vl0aLHRoi3FALvEjT78+mMbAkcVM5BB9Jh/LWK5vLOkisj/YhBSCJQN0fm2Rh:yhoiVd78+3rLWK5jHi/VTfz

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

Extracted

Family

smokeloader

Version

2022

C2

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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:832

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/832-55-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/832-57-0x0000000000400000-0x0000000002B71000-memory.dmp

    Filesize

    39.4MB

  • memory/1268-56-0x0000000002590000-0x00000000025A6000-memory.dmp

    Filesize

    88KB