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Analysis

  • max time kernel
    151s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2023, 13:18

General

  • Target

    b3458d317bb1d899de66eb3f3a50eeeaa1b8d2c7f4bd8e425a60d3fec697f3eb_JC.exe

  • Size

    244KB

  • MD5

    0d8502fef5dd261f308d66febb9cb48b

  • SHA1

    ce56b101459bc1abeda37dcd75bc574cb78402af

  • SHA256

    b3458d317bb1d899de66eb3f3a50eeeaa1b8d2c7f4bd8e425a60d3fec697f3eb

  • SHA512

    4bf6669f91a3a5115165de938452bb1aa1203f51d94885d585ab56891d2a11e1d92e532663691012d218557acec4a4d0c91ee9b9b09fc466aff0aacd137771e0

  • SSDEEP

    3072:6XjRI3MLxNy1MtOFMzmxyh3NzNgLGUIqsynbfzQIB5J5mJxrYT:addjyGtOFQzNgyUx7bfzQIB0nrYT

Malware Config

Extracted

Family

smokeloader

Botnet

pub4

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.

  • 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 UnmapMainImage 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\b3458d317bb1d899de66eb3f3a50eeeaa1b8d2c7f4bd8e425a60d3fec697f3eb_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\b3458d317bb1d899de66eb3f3a50eeeaa1b8d2c7f4bd8e425a60d3fec697f3eb_JC.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:3740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3124-4-0x0000000002BD0000-0x0000000002BE6000-memory.dmp

    Filesize

    88KB

  • memory/3740-0-0x00000000006F0000-0x0000000000705000-memory.dmp

    Filesize

    84KB

  • memory/3740-1-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB

  • memory/3740-2-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3740-3-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3740-8-0x00000000006F0000-0x0000000000705000-memory.dmp

    Filesize

    84KB

  • memory/3740-5-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/3740-9-0x00000000001C0000-0x00000000001C9000-memory.dmp

    Filesize

    36KB