Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    22/09/2023, 06:54

General

  • Target

    bf6863460cf38b67423d10b9f51c4751.exe

  • Size

    202KB

  • MD5

    bf6863460cf38b67423d10b9f51c4751

  • SHA1

    fa8d3490fcecc1e799c8583b6b1fbf48d21960b6

  • SHA256

    31e54f46b20976c9779d4fde6282ec9fc581b50646a802a517e827c5e7a6aebb

  • SHA512

    78667b3d1796a61289bda88eecebbdb39e4a2bfb9001f57c9b52376a590f33dc79f2f595488ec2b3f911455bee41fc426e5b5dca9d2b735c513b959c92e9812b

  • SSDEEP

    3072:nXJsh/iJRNYL+7ZbmH+nlHH05C2yO46E5JZ51ZW6YzaC:XGh/4RKgZbk+l/tZxO

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2022

C2

http://gudintas.at/tmp/

http://pik96.ru/tmp/

http://rosatiauto.com/tmp/

http://kingpirate.ru/tmp/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • 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
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf6863460cf38b67423d10b9f51c4751.exe
    "C:\Users\Admin\AppData\Local\Temp\bf6863460cf38b67423d10b9f51c4751.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2376

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1224-3-0x0000000002A00000-0x0000000002A16000-memory.dmp

          Filesize

          88KB

        • memory/1224-12-0x000007FEF5720000-0x000007FEF5863000-memory.dmp

          Filesize

          1.3MB

        • memory/1224-13-0x000007FE86BE0000-0x000007FE86BEA000-memory.dmp

          Filesize

          40KB

        • memory/1224-14-0x000007FEF5720000-0x000007FEF5863000-memory.dmp

          Filesize

          1.3MB

        • memory/2376-0-0x0000000000220000-0x0000000000235000-memory.dmp

          Filesize

          84KB

        • memory/2376-1-0x0000000000240000-0x0000000000249000-memory.dmp

          Filesize

          36KB

        • memory/2376-2-0x0000000000400000-0x00000000005A6000-memory.dmp

          Filesize

          1.6MB

        • memory/2376-4-0x0000000000400000-0x00000000005A6000-memory.dmp

          Filesize

          1.6MB

        • memory/2376-8-0x0000000000220000-0x0000000000235000-memory.dmp

          Filesize

          84KB

        • memory/2376-7-0x0000000000240000-0x0000000000249000-memory.dmp

          Filesize

          36KB