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
    31-03-2023 01:09

General

  • Target

    setup.exe

  • Size

    225KB

  • MD5

    b0319e0bf42f63d07ff0a3cd0160436d

  • SHA1

    135eddb6cabf5bb0cb98c9dbf0edf32cee8f37b5

  • SHA256

    3eb53fba45ca245eae294e7a6cdd659690cf1056be949088c8b7a4f7f400d8c1

  • SHA512

    7c1f29e384a8facc64d57d24c78fd11c947423b0889bc234708cf2786ba3c38b26d1b0dcdd7efc9f0fed4d774a35a15043b27874c98d17055b93b15846e61de7

  • SSDEEP

    3072:Yr1BmrJQ+riA4T4OSGUqBWe8x8iujiBdlYsiul539a0VB80:uqryG2bSsyxdlv3l5tJ

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:2032

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/1228-56-0x00000000029B0000-0x00000000029C6000-memory.dmp
    Filesize

    88KB

  • memory/2032-55-0x0000000000250000-0x0000000000259000-memory.dmp
    Filesize

    36KB

  • memory/2032-57-0x0000000000400000-0x0000000002B66000-memory.dmp
    Filesize

    39.4MB