Analysis

  • max time kernel
    151s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    01-02-2022 08:16

General

  • Target

    12f87dd075fc12c2b6b15a1eb5ca209ba056bb6aa2feaf3518163192a17a7a3b.dll

  • Size

    280KB

  • MD5

    18ed9dca690e7588a6f12f2eeab3921a

  • SHA1

    2151775b62efb39e75ee1ad883c47c60d4b3c145

  • SHA256

    12f87dd075fc12c2b6b15a1eb5ca209ba056bb6aa2feaf3518163192a17a7a3b

  • SHA512

    1c828f67ffa0c292990769ed167d8988e1708ce429e54939a0d6506a646cb16b82e7ee77678ccb64cba1c1f918203fd3643c9f8b8c1fe98c58a14e7b7203e5af

Malware Config

Extracted

Family

hancitor

Botnet

1203_4893743248

C2

http://bralibuda.com/4/forum.php

http://greferezud.com/4/forum.php

http://deraelous.com/4/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • 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 use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\12f87dd075fc12c2b6b15a1eb5ca209ba056bb6aa2feaf3518163192a17a7a3b.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1636
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\12f87dd075fc12c2b6b15a1eb5ca209ba056bb6aa2feaf3518163192a17a7a3b.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1656
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\System32\svchost.exe
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:1416

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1416-58-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1416-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1416-60-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1656-55-0x0000000075801000-0x0000000075803000-memory.dmp

    Filesize

    8KB

  • memory/1656-56-0x0000000000160000-0x0000000000169000-memory.dmp

    Filesize

    36KB

  • memory/1656-57-0x0000000010000000-0x000000001004A000-memory.dmp

    Filesize

    296KB