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
    24-03-2023 01:22

General

  • Target

    setup.exe

  • Size

    249KB

  • MD5

    d1861a36f3f52128284a71957dc509f3

  • SHA1

    99e898ea74f6bfa19f62f47b6f7e6508f4617a5a

  • SHA256

    0cec683000fbbba67a387f8e508a5ffd167b0cfdb76fc4009ed820b0eb8ae09b

  • SHA512

    637e37ddc796b6666fb21cf776a90cf3b98df0056cc8b4c6108a85b1b23a712446f1611ce860ad980fb9d03a785794524cda125ad181c0afbe053d1db7b11b18

  • SSDEEP

    3072:Si3wQulF+VQL1Al9ugEAlWDWZYaU4yr3FiLpqMKa6mTSd5RcR+E5:hDVQLSlkOlhU4wUvKaL0u

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:2036

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/1352-56-0x0000000002110000-0x0000000002126000-memory.dmp
    Filesize

    88KB

  • memory/2036-55-0x00000000001D0000-0x00000000001D9000-memory.dmp
    Filesize

    36KB

  • memory/2036-57-0x0000000000400000-0x0000000000702000-memory.dmp
    Filesize

    3.0MB