Analysis

  • max time kernel
    125s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    01-12-2021 15:25

General

  • Target

    if.dll

  • Size

    2.0MB

  • MD5

    942a449dd39969b3a1c5e281b5ac8ec3

  • SHA1

    98dd9ccf79d133c8f53ca72333a5ef95fcffaa24

  • SHA256

    2c19a75d22fd1a7d9b088407217f9b4534ba9c28253ac69b25f4408086285538

  • SHA512

    d7414404e165943c8c0298197f6401045b7ce3d31fcac5f195d75b44cb3348cc912b2c10ca9b2106e5ce88778694d4b9b70321348994fd19628486fd48946a60

Malware Config

Extracted

Family

hancitor

Botnet

0112_dkwzmv

C2

http://gincinen.com/9/forum.php

http://tposalons.ru/9/forum.php

http://sucvewdetw.ru/9/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Blocklisted process makes network request 3 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.

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\if.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\if.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      PID:3996

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/3996-120-0x0000000010000000-0x0000000010210000-memory.dmp

    Filesize

    2.1MB

  • memory/3996-119-0x00000000001E0000-0x00000000001E1000-memory.dmp

    Filesize

    4KB