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
    01-04-2023 01:51

General

  • Target

    setup.exe

  • Size

    217KB

  • MD5

    55b5bfa46867a8404dba37ff7fb9cc6a

  • SHA1

    95c2d28a448e1e4fd7f2cc67bc115fe448b315cd

  • SHA256

    beae9cf0b76c707b8752d12fe281b22e5e07d107ec08307c75e02d9df45d5aed

  • SHA512

    fe715473353104ddfca933bad1c4f7b90019e99431564cfb6570259bcf47fb95efa29d221dd2da461783edd79848e417a746c480bd7ccedf69264fc155ebca0c

  • SSDEEP

    3072:ysyO8m9XLNk3mSO973WlBRade2PpvVZHHtDLEIJBD5MTNV:Bkmhq2SE7oTKe0/ntDL+TNV

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:1436

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/1184-56-0x0000000002200000-0x0000000002216000-memory.dmp
    Filesize

    88KB

  • memory/1436-55-0x0000000000240000-0x0000000000249000-memory.dmp
    Filesize

    36KB

  • memory/1436-57-0x0000000000400000-0x00000000004A6000-memory.dmp
    Filesize

    664KB