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
    04-04-2023 01:05

General

  • Target

    setup.exe

  • Size

    194KB

  • MD5

    f9db718e58aa643d909598302c586813

  • SHA1

    55514c719a274045554b5db8bfaf7004429fc25a

  • SHA256

    db8c687aa671ee4c36e74779225e3a6538de47a134d8d88470d1e734373b0b68

  • SHA512

    ec795afc9953decc35ff0a3000deb9f0a2463cd7467a6c9d5d53eb03004573dda4db20434135aa529737485ad0a00abaa2a477220f7b61498e4dc3ca8186f75b

  • SSDEEP

    3072:Ba8EEGUwYm3zrwboiZl4SWpNXoSo4BNxldgFdU58ZAW:a2wYSKZUNtoEnIr

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:1348

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/1244-56-0x0000000002AC0000-0x0000000002AD6000-memory.dmp
    Filesize

    88KB

  • memory/1348-55-0x0000000000250000-0x0000000000259000-memory.dmp
    Filesize

    36KB

  • memory/1348-57-0x0000000000400000-0x000000000049F000-memory.dmp
    Filesize

    636KB