Analysis

  • max time kernel
    150s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 01:14

General

  • Target

    setup.exe

  • Size

    249KB

  • MD5

    c58204fa9ecaa8dc9586410cc7fea8a9

  • SHA1

    41afa1a87960b2b783f8fa0d4958bec5c708816d

  • SHA256

    9600773bbd27c2851a4d2b7a38f7b972ff7a12818f46165f63772249c9544a81

  • SHA512

    c0cab33ddd9fbe38d05bac41845f56ba4e5384c850a6ba3cc7b710b489effc4c9214ed8765e5dce588d4bfd2d252451018308ab3ec42d42050e4d41b7cc4a925

  • SSDEEP

    3072:AejgaHy15DZFLoOqP9DUhYhi7FnZtNT4rb8E5lnyusgpbsRwFRXNpSA76aPbwrje:oOy1jFLoRoYwxnRmbplQRwFFL6aPbx

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:1084

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1084-55-0x00000000001D0000-0x00000000001D9000-memory.dmp

    Filesize

    36KB

  • memory/1084-57-0x0000000000400000-0x0000000000701000-memory.dmp

    Filesize

    3.0MB

  • memory/1264-56-0x0000000002A20000-0x0000000002A36000-memory.dmp

    Filesize

    88KB

  • memory/1264-60-0x000007FEAAD80000-0x000007FEAAD8A000-memory.dmp

    Filesize

    40KB