Analysis

  • max time kernel
    151s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-01-2023 16:17

General

  • Target

    27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll

  • Size

    389KB

  • MD5

    aa57bf47faa19fd0de5cdfd103a41e7d

  • SHA1

    5a70c151a194f6e47147f6eca903b5940772c818

  • SHA256

    27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8

  • SHA512

    6a67972fed76e52e0326d97d6fce6f113d4c57eb99f6b493ffdb054fe012037c9ea8966662104b0ec0ea7f771a39f442ba6802cc1dd14867de1c76d71d888da5

  • SSDEEP

    12288:V17lp2D7gWtUSvuWZJ634myr2H/BRGbmaROV:VVSsE638risLR

Malware Config

Extracted

Family

hancitor

Botnet

2502_ser3402

C2

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

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

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

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Blocklisted process makes network request 2 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 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\27dcd980511896334e5ac199b42ffb9a2391c2a696652da5bbd2bd7913b7beb8.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:2724

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2724-132-0x0000000000000000-mapping.dmp

  • memory/2724-133-0x0000000074910000-0x000000007491A000-memory.dmp

    Filesize

    40KB

  • memory/2724-134-0x0000000074910000-0x00000000749C0000-memory.dmp

    Filesize

    704KB

  • memory/2724-135-0x0000000074910000-0x00000000749C0000-memory.dmp

    Filesize

    704KB