Analysis

  • max time kernel
    150s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    05-05-2022 16:51

General

  • Target

    EB17D6C767EAB942CBDEA2F4EE08E53207365606D713E.exe

  • Size

    249KB

  • MD5

    46c39efee1b645bdd2853be6b6b32ae5

  • SHA1

    765e815e50ac98fa600b9b41705923ca2a03263e

  • SHA256

    eb17d6c767eab942cbdea2f4ee08e53207365606d713ede533336b7f6310bab2

  • SHA512

    44106d302a974b43a78e8edfbcf2803897beca65eb6aa891ad29be2012d2a07c0e4d23af00dca3410dd950d3dac1aea822bae5ca8dc58b7393b0dbdd84e51d16

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://monsutiur4.com/

http://nusurionuy5ff.at/

http://moroitomo4.net/

http://susuerulianita1.net/

http://cucumbetuturel4.com/

http://nunuslushau.com/

http://linislominyt11.at/

http://luxulixionus.net/

http://lilisjjoer44.com/

http://nikogminut88.at/

http://limo00ruling.org/

http://mini55tunul.com/

http://samnutu11nuli.com/

http://nikogkojam.org/

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: MapViewOfSection 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EB17D6C767EAB942CBDEA2F4EE08E53207365606D713E.exe
    "C:\Users\Admin\AppData\Local\Temp\EB17D6C767EAB942CBDEA2F4EE08E53207365606D713E.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1684

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1292-59-0x0000000002250000-0x0000000002266000-memory.dmp
    Filesize

    88KB

  • memory/1684-54-0x00000000005A8000-0x00000000005B9000-memory.dmp
    Filesize

    68KB

  • memory/1684-55-0x00000000752D1000-0x00000000752D3000-memory.dmp
    Filesize

    8KB

  • memory/1684-56-0x00000000005A8000-0x00000000005B9000-memory.dmp
    Filesize

    68KB

  • memory/1684-57-0x0000000000230000-0x0000000000239000-memory.dmp
    Filesize

    36KB

  • memory/1684-58-0x0000000000400000-0x000000000046A000-memory.dmp
    Filesize

    424KB