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Analysis

  • max time kernel
    150s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/08/2024, 22:57

General

  • Target

    PID Key Checker/wyUpdate.exe

  • Size

    434KB

  • MD5

    37c753d5ab2dba14e7b7e1dc56b87c27

  • SHA1

    d6dfd70d391c4814ce8c4f2e8bf0c41e7deed1ee

  • SHA256

    aa71c676499260ed07b6b0e54aff155ad8e46b49aee933e90b5ff4dd098aadb6

  • SHA512

    0c96bfad6192c6a6d652ff7d4bd93bb13d7fd27e6ccc9a6200c235c833e5340d8e6d8f10937396a9c39b06dbb41a27348d031d55e3b8baa50cdcacaaffff41db

  • SSDEEP

    6144:YFnJRm+efxgsQWc2m8snsIa9rRLKX5Z1BfZ9e58UoEFXtf79VMUHZZgBRflKXB:YFnXmrsWcRIKf1sNo+gUHZmVsR

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PID Key Checker\wyUpdate.exe
    "C:\Users\Admin\AppData\Local\Temp\PID Key Checker\wyUpdate.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:3164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\5457A8CE4B2A7499F8299A013B6E1C7C_D734EC3DD00546F46D368325396086B0

    Filesize

    5B

    MD5

    5bfa51f3a417b98e7443eca90fc94703

    SHA1

    8c015d80b8a23f780bdd215dc842b0f5551f63bd

    SHA256

    bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

    SHA512

    4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

  • memory/3164-31-0x0000000000B70000-0x0000000000B78000-memory.dmp

    Filesize

    32KB

  • memory/3164-2-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB

  • memory/3164-1-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB

  • memory/3164-29-0x000000001C180000-0x000000001C64E000-memory.dmp

    Filesize

    4.8MB

  • memory/3164-30-0x000000001C650000-0x000000001C6EC000-memory.dmp

    Filesize

    624KB

  • memory/3164-0-0x00007FF962435000-0x00007FF962436000-memory.dmp

    Filesize

    4KB

  • memory/3164-32-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB

  • memory/3164-33-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB

  • memory/3164-34-0x000000001D7A0000-0x000000001D7C0000-memory.dmp

    Filesize

    128KB

  • memory/3164-35-0x00007FF962435000-0x00007FF962436000-memory.dmp

    Filesize

    4KB

  • memory/3164-36-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB

  • memory/3164-40-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB

  • memory/3164-41-0x00007FF962180000-0x00007FF962B21000-memory.dmp

    Filesize

    9.6MB