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Analysis

  • max time kernel
    196s
  • max time network
    236s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/11/2022, 14:34

General

  • Target

    64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe

  • Size

    1.1MB

  • MD5

    7715ef34080929979297161e287c9714

  • SHA1

    a498a940488ad64404cca28cabf2a7dac0c02b6b

  • SHA256

    64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4

  • SHA512

    d6e353c1222b79dd1b294ac8deae213546d6f5ed707b30226f374fc21e1d8d88e695d8c9c48d4f78b70ac6d5ded28f46daac418cd82200a458d9d06f21d6d613

  • SSDEEP

    24576:LiDGg0cMTQyifO13O7+dZOtiKfZ2UsAPZGCDZKTKaNU4w:D3cMGGhOyZkisZdJaHw

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe
    "C:\Users\Admin\AppData\Local\Temp\64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe
      "C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3892
      • C:\Users\Admin\AppData\Local\Temp\Install_21054\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe
        C:\Users\Admin\AppData\Local\Temp\Install_21054\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe /S /PING /Action=Exception /ActionParams=CHttpDownload::Work for URL http://dyd9qf154h76q.cloudfront.net/YTDownloaderFull.exe /PingParams=&pixGuid=4eaa709f-9852-4aea-950b-34280f559623
        3⤵
        • Executes dropped EXE
        PID:1136

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Install_21054\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe

    Filesize

    1.1MB

    MD5

    b0e578be56d4a471a0738a18fc0eb507

    SHA1

    e3ff7d4b56668864aef9a0c1b9062ef5a388d013

    SHA256

    f136c13071c6fd9a4df5c6f533d212db4b4ee3e734ace10d36c05345f0d5c111

    SHA512

    32e6a69f034678132a7015d5ee5a338c5164632737e77309a25a568f7b258b4fdd08333bd22bb3b9b02c662ac915f04726242e9c0dd204615ce822e86874a031

  • C:\Users\Admin\AppData\Local\Temp\Install_21054\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe

    Filesize

    1.1MB

    MD5

    b0e578be56d4a471a0738a18fc0eb507

    SHA1

    e3ff7d4b56668864aef9a0c1b9062ef5a388d013

    SHA256

    f136c13071c6fd9a4df5c6f533d212db4b4ee3e734ace10d36c05345f0d5c111

    SHA512

    32e6a69f034678132a7015d5ee5a338c5164632737e77309a25a568f7b258b4fdd08333bd22bb3b9b02c662ac915f04726242e9c0dd204615ce822e86874a031

  • C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\D1989.dll

    Filesize

    14KB

    MD5

    904beebec2790ee2ca0c90fc448ac7e0

    SHA1

    40fabf1eb0a3b7168351c4514c5288216cb1566d

    SHA256

    f730d9385bf72eac5d579bcf1f7e4330f1d239ca1054d4ead48e9e363d9f4222

    SHA512

    8bdbbaaf73e396cf9fd9866b3e824b7e70c59a2bdefdb3236387e60d0e645d011265fe79fb193f6c0d6abe2e9c01260720c71cd8f068fcc4624760511c54efaa

  • C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\D1989.dll

    Filesize

    14KB

    MD5

    904beebec2790ee2ca0c90fc448ac7e0

    SHA1

    40fabf1eb0a3b7168351c4514c5288216cb1566d

    SHA256

    f730d9385bf72eac5d579bcf1f7e4330f1d239ca1054d4ead48e9e363d9f4222

    SHA512

    8bdbbaaf73e396cf9fd9866b3e824b7e70c59a2bdefdb3236387e60d0e645d011265fe79fb193f6c0d6abe2e9c01260720c71cd8f068fcc4624760511c54efaa

  • C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe

    Filesize

    1.1MB

    MD5

    b0e578be56d4a471a0738a18fc0eb507

    SHA1

    e3ff7d4b56668864aef9a0c1b9062ef5a388d013

    SHA256

    f136c13071c6fd9a4df5c6f533d212db4b4ee3e734ace10d36c05345f0d5c111

    SHA512

    32e6a69f034678132a7015d5ee5a338c5164632737e77309a25a568f7b258b4fdd08333bd22bb3b9b02c662ac915f04726242e9c0dd204615ce822e86874a031

  • C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\DC64f704131796a82a6a41bee8d898470293f11a4750d2628c7750475efc1465b4.exe

    Filesize

    1.1MB

    MD5

    b0e578be56d4a471a0738a18fc0eb507

    SHA1

    e3ff7d4b56668864aef9a0c1b9062ef5a388d013

    SHA256

    f136c13071c6fd9a4df5c6f533d212db4b4ee3e734ace10d36c05345f0d5c111

    SHA512

    32e6a69f034678132a7015d5ee5a338c5164632737e77309a25a568f7b258b4fdd08333bd22bb3b9b02c662ac915f04726242e9c0dd204615ce822e86874a031

  • C:\Users\Admin\AppData\Local\Temp\nsiDA64.tmp\System.dll

    Filesize

    11KB

    MD5

    a436db0c473a087eb61ff5c53c34ba27

    SHA1

    65ea67e424e75f5065132b539c8b2eda88aa0506

    SHA256

    75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49

    SHA512

    908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d

  • memory/2452-135-0x0000000002271000-0x0000000002274000-memory.dmp

    Filesize

    12KB