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Analysis

  • max time kernel
    143s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 20:01

General

  • Target

    virus yunyun/_vti_cnf/My name is Yuyun.rtf

  • Size

    1KB

  • MD5

    5f973c8004be579518a85dfe2bcd56d7

  • SHA1

    f691293fefabe3ff7f1bdd72230e0791f3777b80

  • SHA256

    f48ed7892dd1743f121840d13ce017aabaea41b121438eca2fbf615352226a0a

  • SHA512

    8c625bbecf326053fea32e895d1e1d8b4da45f0e5e5e2d01fe198ba577644d1d7db27f17423482771f448e4d707004bbfe67bf48ff382e052463037d8a250295

Score
1/10

Malware Config

Signatures

  • 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
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs

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\virus yunyun\_vti_cnf\My name is Yuyun.rtf" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\TCD757.tmp\gb.xsl

    Filesize

    262KB

    MD5

    51d32ee5bc7ab811041f799652d26e04

    SHA1

    412193006aa3ef19e0a57e16acf86b830993024a

    SHA256

    6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97

    SHA512

    5fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/2400-17-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-538-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-5-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-0-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-12-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-9-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-8-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-7-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-6-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-13-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-15-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-14-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-4-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-2-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-10-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-11-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-18-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-21-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-20-0x00007FF9D76C0000-0x00007FF9D76D0000-memory.dmp

    Filesize

    64KB

  • memory/2400-19-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-3-0x00007FFA1988D000-0x00007FFA1988E000-memory.dmp

    Filesize

    4KB

  • memory/2400-41-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB

  • memory/2400-1-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-16-0x00007FF9D76C0000-0x00007FF9D76D0000-memory.dmp

    Filesize

    64KB

  • memory/2400-539-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-541-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-540-0x00007FF9D9870000-0x00007FF9D9880000-memory.dmp

    Filesize

    64KB

  • memory/2400-542-0x00007FFA197F0000-0x00007FFA199E5000-memory.dmp

    Filesize

    2.0MB