Analysis

  • max time kernel
    156s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    31-03-2023 01:24

General

  • Target

    setup.exe

  • Size

    225KB

  • MD5

    3ed873a0cca4c2913d462245caeb16a0

  • SHA1

    2049729c996a1d664a4fac9014ef8f314e611510

  • SHA256

    92c0894905793df478af3728c3be8db026e668fdb5e0adf82fc5ef83939031f1

  • SHA512

    cd49472bbbc9870bdaa518c2a5fa288f0897e7800484be450357fcbd1713febbae3d05845eb3d5f42c1199f30107d8de52abcc0ece246182e7b87c4fd85862cc

  • SSDEEP

    3072:apr1EuOgkquW12ZFTubKONrpQtzYX9wGMmzj+ODlT+0vPkPk0sA:aAvgkPi2ZGSUXCGeOXvPQ

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:1496

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/1396-56-0x00000000026C0000-0x00000000026D6000-memory.dmp
    Filesize

    88KB

  • memory/1496-55-0x0000000000240000-0x0000000000249000-memory.dmp
    Filesize

    36KB

  • memory/1496-57-0x0000000000400000-0x0000000002B66000-memory.dmp
    Filesize

    39.4MB