Analysis

  • max time kernel
    50s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    26-06-2024 04:01

General

  • Target

    0524_4109399728218.doc_jax.dll

  • Size

    704KB

  • MD5

    9dc6f214fc82d637de2f68f3c519d339

  • SHA1

    aaa425f7377d405bea59b8adfb65afc0c8869886

  • SHA256

    2a8b737a4752060a308c4312b7c0cf6c05cde5b370906286dea9cdd36f5aa613

  • SHA512

    5cb0a6f3ab48e5127d5c9f638c035dd4b3a97f3eb31334d5bc3eeafc164b31540fea65d6e40abfac8566676c43e954f567dbc2af81a629b4059af7e466d75bef

  • SSDEEP

    12288:uC69N9C/hMHx8kzFfagPtKEp6E72y/N0hwOGt+gBd8x+6vLrD1ag:HKHaY8k5faaboEy6r8zz1

Malware Config

Extracted

Family

hancitor

Botnet

2405_pin43

C2

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

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

http://rhopulforopme.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\0524_4109399728218.doc_jax.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0524_4109399728218.doc_jax.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      PID:2792

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2792-0-0x00000000007E0000-0x0000000000894000-memory.dmp

    Filesize

    720KB

  • memory/2792-2-0x0000000000160000-0x000000000016A000-memory.dmp

    Filesize

    40KB

  • memory/2792-1-0x0000000000160000-0x000000000016A000-memory.dmp

    Filesize

    40KB

  • memory/2792-4-0x0000000000160000-0x000000000016A000-memory.dmp

    Filesize

    40KB

  • memory/2792-3-0x0000000000140000-0x0000000000148000-memory.dmp

    Filesize

    32KB

  • memory/2792-6-0x00000000007E0000-0x0000000000894000-memory.dmp

    Filesize

    720KB

  • memory/2792-8-0x0000000000160000-0x000000000016A000-memory.dmp

    Filesize

    40KB