Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2024 04:09

General

  • Target

    4cbd18ecf3f934d6a8db9c3fe9245f81_JaffaCakes118.doc

  • Size

    534KB

  • MD5

    4cbd18ecf3f934d6a8db9c3fe9245f81

  • SHA1

    c9bae2c8ce062ad9ba0495bbce6983824bb950e8

  • SHA256

    4984ec3568630ce614a2296bd459f96f66f9fb935c3f0f89118e0c8a9bb6cdc8

  • SHA512

    6045af24b187aba4c67f8629d2809a6f9a9d2bb13439ca35ff95c6471b4ea0ae282717a1ac684fe9392f9b95b232aa35f0dd4e58e972883413b0ec6ea87c6562

  • SSDEEP

    12288:a8CmEKY7gpWMBbxoM6scG2u302l0HwbsG7kWunEDXm/zjH8BV:a8CmEj6BbOMDn2u3049HSn+Xm/y

Malware Config

Extracted

Family

hancitor

Botnet

1910_nsw

C2

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

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

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

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 1 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 16 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\4cbd18ecf3f934d6a8db9c3fe9245f81_JaffaCakes118.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:3440
      • C:\Windows\SYSTEM32\rundll32.exe
        rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap,MVELLJHNDSVBJLD
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:5020
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap,MVELLJHNDSVBJLD
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:4416

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\75B76E1A.emf

      Filesize

      4KB

      MD5

      c024f2d9118240e0bfc483b9299dd6cf

      SHA1

      372f04b3efb4cb0a8fc3f82c7918d7478a230f80

      SHA256

      a23c652c83e35c3059746bbdbd71c80e2ac08535d420359cffb6e41df713dc85

      SHA512

      632b48760ca476cd6f01eefa2e6c516f34c822867590419351eefb8c78f6dab6eaf231feff6764d903e09c40eaca14a0b222a961d2ddec951fc8be3cabd3bf04

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\C7E0513D.emf

      Filesize

      4KB

      MD5

      bf2393dfe4576945d1f26d3595c5ef9f

      SHA1

      f9abbbcf4bad106e4f5c039082257357f4c28aef

      SHA256

      a1fa622b47a529e1064458aa0decd0c1ebc16efb621511c8cba545036ffeb00e

      SHA512

      bd9972b8310d1357529f62375b883ce3af01c01a56107a0cff93b8cdce43fe7931947ce10790ad5c596392ba8bab842d89e708d4999d87c9c4b858140688fdbf

    • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

      Filesize

      241B

      MD5

      f5310e4d57eb4bfd0514b4070f46def9

      SHA1

      69392ae127b33f86e844982957a6d761d5368603

      SHA256

      2c8c3924add47db70a6449b6b493f71f6d045b7cb156bd2112a67724e5fad50c

      SHA512

      489cc600baa5d96584c1f40cc9eac34138543ed1325c7b109523cbd1028a880cddbc6c49ce089c961d157890a50c1761436facf83c46d87cbf21ca1ebbb54726

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\zoro.doc

      Filesize

      341KB

      MD5

      b6487ba7cff8bd5748c8dfa1f7db100c

      SHA1

      a49729ba20a4ad819e890682a88c470b0056a218

      SHA256

      dd891db0c9eed71e1f6e2f659a9b7dc18806626480f36b1e84ef18f41cd6a57d

      SHA512

      8b58aa8b20035b2b4aeeee1ae909bc5245ec0a615990b1f4b9938b8507726931a142e3dde111dc0ca70b3102683305b4e63df91b197136586404e66fcec81f83

    • \??\c:\users\admin\appdata\roaming\microsoft\templates\gelforr.dap

      Filesize

      525KB

      MD5

      4198ac1dc34de77ab8ceac3c9a25480e

      SHA1

      f8fb1264a292aecb6c2bf5c5d4f3e199e3a822ad

      SHA256

      8ff43b6ddf6243bd5ee073f9987920fa223809f589d151d7e438fd8cc08ce292

      SHA512

      37dd3c50283daa7be1fb831820d273b7663dddce4d98c87c8d08864fac2dc00daf243ca6e50e028d4f04262160f5dea9a98000cffb67d70c07875d3fc2e4c47c

    • memory/1792-22-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-4-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-7-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-8-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-9-0x00007FF91E830000-0x00007FF91E840000-memory.dmp

      Filesize

      64KB

    • memory/1792-10-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-11-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-12-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-13-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-15-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-16-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-17-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-18-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-19-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-14-0x00007FF91E830000-0x00007FF91E840000-memory.dmp

      Filesize

      64KB

    • memory/1792-20-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-21-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-0-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-23-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-42-0x00000183A75F0000-0x00000183A85C0000-memory.dmp

      Filesize

      15.8MB

    • memory/1792-6-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-5-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-3-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-2-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-162-0x00000183A75F0000-0x00000183A85C0000-memory.dmp

      Filesize

      15.8MB

    • memory/1792-171-0x00000183A75F0000-0x00000183A85C0000-memory.dmp

      Filesize

      15.8MB

    • memory/1792-1-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-225-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-224-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-223-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-182-0x00007FF960810000-0x00007FF960A05000-memory.dmp

      Filesize

      2.0MB

    • memory/1792-222-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/1792-184-0x00000183A75F0000-0x00000183A85C0000-memory.dmp

      Filesize

      15.8MB

    • memory/1792-185-0x00000183A75F0000-0x00000183A85C0000-memory.dmp

      Filesize

      15.8MB

    • memory/1792-187-0x00000183A75F0000-0x00000183A85C0000-memory.dmp

      Filesize

      15.8MB

    • memory/1792-221-0x00007FF920890000-0x00007FF9208A0000-memory.dmp

      Filesize

      64KB

    • memory/4416-189-0x00000000004D0000-0x00000000004D1000-memory.dmp

      Filesize

      4KB

    • memory/4416-183-0x00000000749E0000-0x0000000074A7A000-memory.dmp

      Filesize

      616KB

    • memory/4416-181-0x00000000004D0000-0x00000000004D1000-memory.dmp

      Filesize

      4KB

    • memory/4416-180-0x00000000749E0000-0x0000000074A7A000-memory.dmp

      Filesize

      616KB

    • memory/4416-179-0x00000000749E0000-0x0000000074A7A000-memory.dmp

      Filesize

      616KB