Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    03/07/2023, 08:29

General

  • Target

    file.exe

  • Size

    250KB

  • MD5

    8099aad844a6feb86733055aa8958f1a

  • SHA1

    2c3b94f82df8c424248d1bda79530801524fe400

  • SHA256

    6c32cf1d36417267b10ad3460bb8326095fe0f722e2cc265aa9ddd254e6d6168

  • SHA512

    1a2bb1069fecd6ae71433dc8c2d7c91e97ac13dcbe593586bc6b50ee116608c5956667be5e5fe3e4ce2eceed15e2c4aa4226607a4f1bf802ee2405fed0b39ac6

  • SSDEEP

    3072:lCAcYjYv1kSjYeNYjCTYtxm5m71OSkno8CUn3M1p0fb9Wi:V7SjYeNZTYsm7d8CUYp0DA

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:1456

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1224-56-0x00000000029C0000-0x00000000029D6000-memory.dmp

    Filesize

    88KB

  • memory/1224-60-0x000007FF2E2D0000-0x000007FF2E2DA000-memory.dmp

    Filesize

    40KB

  • memory/1224-61-0x000007FF2E2D0000-0x000007FF2E2DA000-memory.dmp

    Filesize

    40KB

  • memory/1456-55-0x0000000000240000-0x0000000000249000-memory.dmp

    Filesize

    36KB

  • memory/1456-57-0x0000000000400000-0x0000000001B41000-memory.dmp

    Filesize

    23.3MB