Analysis

  • max time kernel
    150s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 02:28

General

  • Target

    file.exe

  • Size

    250KB

  • MD5

    8e4e1eaaafcba21ca12d1fba9ec0dfff

  • SHA1

    0f306ddfcf0d8e99dee3fd38c1eae7fceea58516

  • SHA256

    630b68e48481a6f6132cae67d70c99bcdf1b755dcc54d0894b0299c7620e28a7

  • SHA512

    3f67c76fa7fa3e287aaa6c902a3ddfaf6d9683f64c8b35dd017aab4acc9d578676467d7a3b943d165a7dfe123a5d77756a35faede60cf00ded06430373c0136a

  • SSDEEP

    3072:jWulaHyqtkyldLhyfjmGR7Rdi6XgkR1vxUPld7VIJxI3tgJvXKC9i8grdj5Ev2sI:S8OyqvdLgr33zvxUbVIJxGtgRu3IOs

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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1968

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/1196-56-0x0000000002990000-0x00000000029A6000-memory.dmp
    Filesize

    88KB

  • memory/1968-55-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

  • memory/1968-57-0x0000000000400000-0x0000000000701000-memory.dmp
    Filesize

    3.0MB