Analysis

  • max time kernel
    150s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    24-03-2023 08:03

General

  • Target

    file.exe

  • Size

    246KB

  • MD5

    f69b6795b8ded347fa1138c68d3ed69f

  • SHA1

    fd26c583c287216c90684e09745ff86650a1f6ba

  • SHA256

    d9120b7128669cadb3d5352dbec578f94f34108ca6b317d00aec52411fc45a42

  • SHA512

    de63fa68b0d457744f857757302cf84ce336bb7aad8e24d13ecabee48f427a832dc4514cd9f9e0ab1ca2372ed45c366b841aa974f67ede9ebfe56efacc54918a

  • SSDEEP

    3072:Qny9/JahzrPSxdQDOaZtauXacBko7wTGyH+QU88BSYx+PlRxWNOb4q:Vi5Qi/QYkIc28qx+Plvj

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:2044

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/1380-56-0x0000000002550000-0x0000000002566000-memory.dmp
    Filesize

    88KB

  • memory/2044-55-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

  • memory/2044-57-0x0000000000400000-0x0000000002B6C000-memory.dmp
    Filesize

    39.4MB