Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    03-02-2024 07:37

General

  • Target

    8bc41922aa2635dbce28dbedf8c7c332.dll

  • Size

    348KB

  • MD5

    8bc41922aa2635dbce28dbedf8c7c332

  • SHA1

    8f08e4b153a817acde40c1e32d1b5343ece8cc0b

  • SHA256

    98a4c62581108b0c40bb18ff399c661a4f3e9678b680b03e36bc42afd40281e8

  • SHA512

    ec5ec0a6736982d7bf41e50c8764cfb363ac8f54244961fd1ba94db69442aaa9dd0ce67b31a094574506741acd006938f585e70a7e1f175efd2c7944942ff7b7

  • SSDEEP

    6144:h3hEPz1JqXgnzmRPIwDLjKvKfF/AOtJ4pwafZ8FGW:huzzwJDTF/HJ2waWFGW

Malware Config

Extracted

Family

hancitor

Botnet

3008_hsdj8

C2

http://buichely.com/8/forum.php

http://gratimen.ru/8/forum.php

http://waliteriter.ru/8/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Blocklisted process makes network request 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8bc41922aa2635dbce28dbedf8c7c332.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8bc41922aa2635dbce28dbedf8c7c332.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:1028

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1028-0-0x0000000075160000-0x00000000751CC000-memory.dmp

    Filesize

    432KB

  • memory/1028-1-0x0000000075160000-0x00000000751CC000-memory.dmp

    Filesize

    432KB

  • memory/1028-2-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/1028-4-0x0000000075160000-0x00000000751CC000-memory.dmp

    Filesize

    432KB

  • memory/1028-5-0x0000000075160000-0x00000000751CC000-memory.dmp

    Filesize

    432KB

  • memory/1028-6-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB