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Overview

overview

10

Static

static

3

1814254e38...e7.exe

windows7-x64

10

1814254e38...e7.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 12:09

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General

  • Target

    1814254e3811acff9844c6ebb0e277e7.exe

  • Size

    200KB

  • MD5

    1814254e3811acff9844c6ebb0e277e7

  • SHA1

    640bca77ecb4732e30fac1cf472ddc15ddfdeb7c

  • SHA256

    23a1a874599265baa3f79327b0b6fd95be3ba38ef9f8c5c08acb3f4c1097d30c

  • SHA512

    00adbc85de2a3b6b516a10a56ef516deeeaffaf2d95a731e7f619662d3608485df1d5133124216ab61fadbf9b47c1ba642dcbfadcd510de9959d36051cd91c8b

  • SSDEEP

    3072:rGkSMcn7BK30vu5SSopa6hJQKtOgMRZafD4UA1bS:rG9MoBJhpaQ8bEcxbS

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • 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: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 7 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.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\1814254e3811acff9844c6ebb0e277e7.exe
    "C:\Users\Admin\AppData\Local\Temp\1814254e3811acff9844c6ebb0e277e7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Users\Admin\AppData\Local\Temp\1814254e3811acff9844c6ebb0e277e7.exe
      "C:\Users\Admin\AppData\Local\Temp\1814254e3811acff9844c6ebb0e277e7.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1196-7-0x00000000021E0000-0x00000000021F6000-memory.dmp

    Filesize

    88KB

    Download

  • memory/2332-2-0x0000000002D40000-0x0000000002E40000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2332-4-0x00000000002A0000-0x00000000002AA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2720-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2720-5-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2720-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download

  • memory/2720-8-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

    Download