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
    26-03-2023 13:17

General

  • Target

    file.exe

  • Size

    274KB

  • MD5

    ca95bde685fd084ddf9ae7273ec988a9

  • SHA1

    0c886ec9dd224a5e65820ff563fb9f522fd32473

  • SHA256

    902c183c37927ae6dac7d15b01907803ec6e54f7baae6df8041f1ee9e596647c

  • SHA512

    04137cf4d8498b043bf788f6f5a74bd17fc4bbfcb1bd23779bdc8e0364d24a779aeab1f69e169f996f43402d5a88812058bea30e7f46a407db910735685d48b6

  • SSDEEP

    3072:13TKmCXrb3uLXOIYW0ukEHbZm4kds65Z5xgdDNovqslB2/4/7ANT/5pNN4TJY:KjuXbYWU1d/57xgnoislcW7AN/rNN4T

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://potunulit.org/

http://hutnilior.net/

http://bulimu55t.net/

http://soryytlic4.net/

http://novanosa5org.org/

http://nuljjjnuli.org/

http://tolilolihul.net/

http://somatoka51hub.net/

http://hujukui3.net/

http://bukubuka1.net/

http://golilopaster.org/

http://newzelannd66.org/

http://otriluyttn.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: 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:1220

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1220-55-0x00000000002B0000-0x00000000002B9000-memory.dmp

    Filesize

    36KB

  • memory/1220-57-0x0000000000400000-0x0000000002B72000-memory.dmp

    Filesize

    39.4MB

  • memory/1240-56-0x0000000002A00000-0x0000000002A16000-memory.dmp

    Filesize

    88KB