Analysis

  • max time kernel
    150s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-04-2023 00:56

General

  • Target

    b7c7eb65ab4b2d56462cdbd5894b4f861b3a717b01823b05a168eccc31628990.exe

  • Size

    224KB

  • MD5

    404a7c5c03a53b10f0eed922316e6681

  • SHA1

    b7fd402c978bcdc307cdc035d02f12ce56604d3d

  • SHA256

    b7c7eb65ab4b2d56462cdbd5894b4f861b3a717b01823b05a168eccc31628990

  • SHA512

    b92b147ed9036fda5bea9efeedbf0f02aa748aec795532eb659e3aa82187c16c7b8f7972105fc4635591fcc2540213eb8d0685fc54fa075816d581dbf34ff84f

  • SSDEEP

    3072:FlZ8TuCNd3Vhw0vU1xuQHMhyOzBj3e2ekP3gQ9cNsR2+If280:jmf5/XyIbe4gJNsRP

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\b7c7eb65ab4b2d56462cdbd5894b4f861b3a717b01823b05a168eccc31628990.exe
    "C:\Users\Admin\AppData\Local\Temp\b7c7eb65ab4b2d56462cdbd5894b4f861b3a717b01823b05a168eccc31628990.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1596

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1192-56-0x00000000025C0000-0x00000000025D6000-memory.dmp

    Filesize

    88KB

  • memory/1596-55-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/1596-57-0x0000000000400000-0x0000000002B66000-memory.dmp

    Filesize

    39.4MB