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Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/04/2023, 09:35

General

  • Target

    985e977864a3bf31e1953cf1de4465a3ce5eeafac9908598a730de1e9af1a1da.exe

  • Size

    223KB

  • MD5

    10a23e5e5c59b8d1470248a72be5faeb

  • SHA1

    48cdf8db907f4efc039c477198b11d9541306395

  • SHA256

    985e977864a3bf31e1953cf1de4465a3ce5eeafac9908598a730de1e9af1a1da

  • SHA512

    c618b4d7c0c41629f0279e1d6c14f84908d2da6f3b8cd98be444757c1c12e236068604e55f81b3b05bbb2e2cc1cad0e3a88e586361a71dbce3e213061765a295

  • SSDEEP

    3072:WIMolJB8OtFSTWZk9FRhKUMb4jYgQLRZiitUPX4q56lm22Td:LDUTWCiNqgTzt1oT

Malware Config

Extracted

Family

smokeloader

Botnet

pu10

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of SetThreadContext 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
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 6 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\985e977864a3bf31e1953cf1de4465a3ce5eeafac9908598a730de1e9af1a1da.exe
    "C:\Users\Admin\AppData\Local\Temp\985e977864a3bf31e1953cf1de4465a3ce5eeafac9908598a730de1e9af1a1da.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1816
    • C:\Users\Admin\AppData\Local\Temp\985e977864a3bf31e1953cf1de4465a3ce5eeafac9908598a730de1e9af1a1da.exe
      "C:\Users\Admin\AppData\Local\Temp\985e977864a3bf31e1953cf1de4465a3ce5eeafac9908598a730de1e9af1a1da.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3016

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1816-135-0x0000000002DF0000-0x0000000002DF9000-memory.dmp

    Filesize

    36KB

  • memory/2512-137-0x0000000003200000-0x0000000003216000-memory.dmp

    Filesize

    88KB

  • memory/2512-142-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-143-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-144-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-145-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-146-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-147-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-148-0x0000000008630000-0x0000000008640000-memory.dmp

    Filesize

    64KB

  • memory/2512-149-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-150-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-151-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-152-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-153-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-154-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-155-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-156-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-157-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-158-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-162-0x0000000008630000-0x0000000008640000-memory.dmp

    Filesize

    64KB

  • memory/2512-163-0x0000000008630000-0x0000000008640000-memory.dmp

    Filesize

    64KB

  • memory/2512-164-0x0000000008630000-0x0000000008640000-memory.dmp

    Filesize

    64KB

  • memory/2512-165-0x0000000008630000-0x0000000008640000-memory.dmp

    Filesize

    64KB

  • memory/2512-166-0x0000000008630000-0x0000000008640000-memory.dmp

    Filesize

    64KB

  • memory/2512-167-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-168-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-169-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-170-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-171-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-172-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-173-0x0000000001340000-0x0000000001342000-memory.dmp

    Filesize

    8KB

  • memory/2512-174-0x0000000001340000-0x0000000001342000-memory.dmp

    Filesize

    8KB

  • memory/2512-175-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-176-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-177-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-178-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-179-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-180-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-181-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-182-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-183-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-184-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-185-0x0000000001350000-0x000000000135B000-memory.dmp

    Filesize

    44KB

  • memory/2512-186-0x0000000001340000-0x0000000001342000-memory.dmp

    Filesize

    8KB

  • memory/2512-187-0x0000000001350000-0x000000000135B000-memory.dmp

    Filesize

    44KB

  • memory/2512-188-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-189-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-190-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-191-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-192-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-193-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-194-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-195-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-196-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-197-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-198-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-199-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-200-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-201-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-202-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-204-0x0000000008290000-0x00000000082A0000-memory.dmp

    Filesize

    64KB

  • memory/2512-203-0x0000000001330000-0x0000000001332000-memory.dmp

    Filesize

    8KB

  • memory/3016-134-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3016-136-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3016-138-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB