Analysis

  • max time kernel
    151s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    15-07-2020 22:55

General

  • Target

    in_6.xls

  • Size

    90KB

  • MD5

    d72515d8b2eecab727781df270c548b3

  • SHA1

    1578bed7a4a4c4d61f8c1fc003b0d26feaf56e09

  • SHA256

    e4d6561ef40ae9c9e4343fb6184523a2f1fd90653245bd9ed017c858d49fc6c3

  • SHA512

    66a790306116ce388685568063287dd663639f9d4adc06e668ea45f6e29810c6e35c7ad5beeafd7cf6b82e5e89c6e42f8c427b3eb8951637bc5ae2153d4590bc

Malware Config

Extracted

Family

hancitor

Botnet

1307_qsew

C2

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

http://toolboxkasa.ru/4/forum.php

http://ibexjade.ru/4/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Pony,Fareit

    Pony is a Remote Access Trojan application that steals information.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Loads dropped DLL 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 use of SetThreadContext 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\in_6.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1296
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s /i BvkFvmz.ocx
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1360
      • C:\Windows\SysWOW64\regsvr32.exe
        /s /i BvkFvmz.ocx
        3⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1764
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\System32\svchost.exe
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1816
          • C:\Windows\SysWOW64\cmd.exe
            cmd /K
            5⤵
              PID:1872
            • C:\Windows\SysWOW64\svchost.exe
              C:\Windows\System32\svchost.exe
              5⤵
                PID:800

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\Documents\BvkFvmz.ocx
        MD5

        56921bed6e4dd3ba4064557d453e403e

        SHA1

        9a2ec0abbde02b61d56990882ea6c43d833114b3

        SHA256

        a1ea6e27f13d729c388d0cf8a22f07407bf52290d0b68f4d4da1637d3a2b8eea

        SHA512

        d27da6d2386185d1ea76a195bee2d72e1ac229b841f4b60eafe0e4055cbaaaeecd99e1d9f0693eab660fa480baa74a00ad9a0ca43b392a83d285ddea4bf8911c

      • \Users\Admin\Documents\BvkFvmz.ocx
        MD5

        56921bed6e4dd3ba4064557d453e403e

        SHA1

        9a2ec0abbde02b61d56990882ea6c43d833114b3

        SHA256

        a1ea6e27f13d729c388d0cf8a22f07407bf52290d0b68f4d4da1637d3a2b8eea

        SHA512

        d27da6d2386185d1ea76a195bee2d72e1ac229b841f4b60eafe0e4055cbaaaeecd99e1d9f0693eab660fa480baa74a00ad9a0ca43b392a83d285ddea4bf8911c

      • memory/800-11-0x000000000BC00000-0x000000000BC12000-memory.dmp
        Filesize

        72KB

      • memory/800-12-0x000000000BC01067-mapping.dmp
      • memory/800-13-0x000000000BC00000-0x000000000BC12000-memory.dmp
        Filesize

        72KB

      • memory/1360-0-0x0000000000000000-mapping.dmp
      • memory/1764-2-0x0000000000000000-mapping.dmp
      • memory/1816-4-0x0000000000400000-0x0000000000409000-memory.dmp
        Filesize

        36KB

      • memory/1816-5-0x0000000000402960-mapping.dmp
      • memory/1816-6-0x0000000000400000-0x0000000000409000-memory.dmp
        Filesize

        36KB

      • memory/1872-10-0x0000000000000000-mapping.dmp