Resubmissions

26-05-2024 15:37

240526-s2wayacc24 10

26-05-2024 08:27

240526-kcemwsdb67 10

Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    26-05-2024 08:27

General

  • Target

    2.exe

  • Size

    234KB

  • MD5

    4d956ba3709b6be0cc4910690ef93f0b

  • SHA1

    699a84b4e11844653e1d0cf90d9efda870d737fd

  • SHA256

    91713a00dd18d04d68a6b34ac3c20206f1bd38cfb72506ef32baadd380c3f993

  • SHA512

    21aac4778a9daa054f1b2fde63854d93cff419f62ccf1eb77a584c8560bbdfac39f07b7df70399be1250ec2dc856c053901206edfacdba706bb844cec6dddf7f

  • SSDEEP

    3072:25BjyAijBcIXby+Gl7BVqlrovGJnVAS+CamnIys7TEkA8C7uT8:EajBxm74OGeCao2rA8CKT

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Extracted

Family

smokeloader

Version

2022

C2

http://dbfhns.in/tmp/index.php

http://guteyr.cc/tmp/index.php

http://greendag.ru/tmp/index.php

http://lobulraualov.in.net/tmp/index.php

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: MapViewOfSection 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2.exe
    "C:\Users\Admin\AppData\Local\Temp\2.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1208-4-0x0000000003040000-0x0000000003056000-memory.dmp

    Filesize

    88KB

  • memory/2740-1-0x0000000002E50000-0x0000000002F50000-memory.dmp

    Filesize

    1024KB

  • memory/2740-3-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2740-2-0x0000000000220000-0x000000000022B000-memory.dmp

    Filesize

    44KB

  • memory/2740-8-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2740-5-0x0000000000400000-0x0000000002C9A000-memory.dmp

    Filesize

    40.6MB