Resubmissions

26-04-2024 19:08

240426-xtafqaab73 10

25-04-2024 12:49

240425-p2pavaah66 10

24-04-2024 19:16

240424-xyt1xsfg57 10

Analysis

  • max time kernel
    92s
  • max time network
    102s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-04-2024 19:16

General

  • Target

    3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37.exe

  • Size

    263KB

  • MD5

    f572d2cf74a7897bebb459dc08a45411

  • SHA1

    9a6bc0b9670cf1e5ea21876c1a71bafdec32017f

  • SHA256

    3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37

  • SHA512

    d75df9d31d36776841854c3708727219380cd8731d0669fd18be634047b7526299bd5e5fa561385e7dce458edee417f08ed779b3a590dc9a71450f6ef3557a33

  • SSDEEP

    3072:Y2e/zGhApVVIbW+UHPiXQGDL5mc4IRKU1uhIrueTi21TE7idvqjfyJ+dELqPtPe:OzCbWeQmLomRTVxT4O87dEL4t

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

Processes

  • C:\Users\Admin\AppData\Local\Temp\3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37.exe
    "C:\Users\Admin\AppData\Local\Temp\3460da28a0587dedb4be574e4b26f25c807d42816562e2abdf61a34c1ac68b37.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 920 -s 388
      2⤵
      • Program crash
      PID:4468
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 920 -ip 920
    1⤵
      PID:4100

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/920-1-0x00000000043B0000-0x00000000044B0000-memory.dmp

      Filesize

      1024KB

    • memory/920-2-0x00000000043A0000-0x00000000043AB000-memory.dmp

      Filesize

      44KB

    • memory/920-3-0x0000000000400000-0x0000000004033000-memory.dmp

      Filesize

      60.2MB