Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2023 01:37

General

  • Target

    setup.exe

  • Size

    273KB

  • MD5

    a4d21622c0da489bc13023d6559d3bff

  • SHA1

    b19004da7f04b4057c34003f9167e893480df411

  • SHA256

    04f659ce2e0df26afc54971fbae56b4e45f0138cced5210807b4410ab638676c

  • SHA512

    b24d2b26535f53b1dd344756a1749ce8f6789997fc949d2d4417ceb657795c20ea6458369422149230314a9ac61ca80caed18519636be24b94ce4c9680830acb

  • SSDEEP

    3072:1i9CzcZ/Smq9IVueoF8GtpBuk79Co7oGuaaca5eMVitMz4Wfr+ke3xapKCJQN0f1:HQZoFxtzuk743bjxYiz4kUxCVTfz

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\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2000

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/1248-56-0x0000000002910000-0x0000000002926000-memory.dmp
    Filesize

    88KB

  • memory/2000-55-0x0000000000240000-0x0000000000249000-memory.dmp
    Filesize

    36KB

  • memory/2000-57-0x0000000000400000-0x0000000002B71000-memory.dmp
    Filesize

    39.4MB