Analysis

  • max time kernel
    150s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-04-2023 02:05

General

  • Target

    setup.exe

  • Size

    251KB

  • MD5

    5afc48254c55f9c8821ebe110201a84a

  • SHA1

    ce31ee5eab3e90d3d03ad976cd70318ea4b73243

  • SHA256

    1408efd1705365ca42c6fdeb3f884a4492e812f4065425b4c7b2c954479d5140

  • SHA512

    b9b1c3a13a2376624f9fa9d8559e26572dbf56d789ebe6baaab89e80b5574b438c5ee6cf3ee067af170f01a84ef5ce833ca1315c51c113fb6bfefe3a896d922a

  • SSDEEP

    3072:liTkgYFQbt8XocBRba1OktrG38rYVKPBChc3RZrEstcM3JakPbpxwOn7v:9gYeKoc9ktqfUpCK3nfQO7

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:1308

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/1208-56-0x0000000002BB0000-0x0000000002BC6000-memory.dmp
    Filesize

    88KB

  • memory/1208-60-0x000007FF4B3A0000-0x000007FF4B3AA000-memory.dmp
    Filesize

    40KB

  • memory/1308-55-0x0000000000240000-0x0000000000249000-memory.dmp
    Filesize

    36KB

  • memory/1308-57-0x0000000000400000-0x00000000004AE000-memory.dmp
    Filesize

    696KB