Analysis

  • max time kernel
    273s
  • max time network
    286s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 09:31

General

  • Target

    ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe

  • Size

    585KB

  • MD5

    28e41b880c6c6a3694968d349e165ddb

  • SHA1

    b870581c5297030bea576016e5c14182890e61c0

  • SHA256

    ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28

  • SHA512

    7fce1f850483d83b886757a8967240b78a8b1e133a62f74ae5b603ac11e17043690c634a51236d70cf73379c8bce93e5af2b4ebcd362e3f1589850417547d275

  • SSDEEP

    12288:APLpdAd2AvcFQoV14NmFZn3Zugh4mYyvzApwaniZ6iXWVDnvbVjl4:ApdcSJ4wFZJughpaliEMWV7Jja

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Executes dropped EXE 5 IoCs
  • Checks computer location settings 2 TTPs 4 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 58 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe
    "C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe"
    1⤵
    • UAC bypass
    • Checks computer location settings
    • Drops desktop.ini file(s)
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4708
    • C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe
      "C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4768
      • C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe
        "C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe" /stext C:\ProgramData\Mails.txt
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1820
      • C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe
        "C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe" /stext C:\ProgramData\Browsers.txt
        3⤵
          PID:2512
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe"
        2⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2180
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /SC ONLOGON /TN PolicyManager /TR C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe /RL HIGHEST
          3⤵
          • Creates scheduled task(s)
          PID:632
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe"
          3⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4720
          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4892
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe" /stext C:\ProgramData\Browsers.txt
              5⤵
              • Executes dropped EXE
              PID:5052
          • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe"
            4⤵
            • Executes dropped EXE
            • Checks computer location settings
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:4848
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\system32\schtasks.exe" /Create /SC ONLOGON /TN PolicyManager /TR C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe /RL HIGHEST
              5⤵
              • Creates scheduled task(s)
              PID:3280

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\AppMgnt.exe.log

      Filesize

      404B

      MD5

      fcc802ed7e1aa47a9e0ba0420dac1632

      SHA1

      f7a7b06f14790b2e33a66fa6c318f940a6637786

      SHA256

      676475b51aec5bc3cbd324aca7091e8e63465b0cc77d85a02db484754c4fa7e1

      SHA512

      df8e129fb26cc87e3f76f69c7bf142116762cfe0377599f353cb2230a3ad992ad358ddba2c46a02e1bb14e4054f3df19b028a6a44699584f2a7f9f4c53092c43

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe

      Filesize

      9KB

      MD5

      377b246a502bff19611c046bc4b9528a

      SHA1

      c33004ffce509610657ee50a942fbac7c085487e

      SHA256

      a82131e63d829ab1a4c284069a707a25aba0c0f5f372e5e70a3d824db6b19648

      SHA512

      9794a02ef553adf0ec48566c25abf6d327040476155102a4e934984c0529fd9e6b85b019756a166d5490aad9eb03dfd65144be590717430e9102a907158d81d3

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe

      Filesize

      9KB

      MD5

      377b246a502bff19611c046bc4b9528a

      SHA1

      c33004ffce509610657ee50a942fbac7c085487e

      SHA256

      a82131e63d829ab1a4c284069a707a25aba0c0f5f372e5e70a3d824db6b19648

      SHA512

      9794a02ef553adf0ec48566c25abf6d327040476155102a4e934984c0529fd9e6b85b019756a166d5490aad9eb03dfd65144be590717430e9102a907158d81d3

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe

      Filesize

      9KB

      MD5

      377b246a502bff19611c046bc4b9528a

      SHA1

      c33004ffce509610657ee50a942fbac7c085487e

      SHA256

      a82131e63d829ab1a4c284069a707a25aba0c0f5f372e5e70a3d824db6b19648

      SHA512

      9794a02ef553adf0ec48566c25abf6d327040476155102a4e934984c0529fd9e6b85b019756a166d5490aad9eb03dfd65144be590717430e9102a907158d81d3

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe

      Filesize

      9KB

      MD5

      377b246a502bff19611c046bc4b9528a

      SHA1

      c33004ffce509610657ee50a942fbac7c085487e

      SHA256

      a82131e63d829ab1a4c284069a707a25aba0c0f5f372e5e70a3d824db6b19648

      SHA512

      9794a02ef553adf0ec48566c25abf6d327040476155102a4e934984c0529fd9e6b85b019756a166d5490aad9eb03dfd65144be590717430e9102a907158d81d3

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe

      Filesize

      585KB

      MD5

      28e41b880c6c6a3694968d349e165ddb

      SHA1

      b870581c5297030bea576016e5c14182890e61c0

      SHA256

      ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28

      SHA512

      7fce1f850483d83b886757a8967240b78a8b1e133a62f74ae5b603ac11e17043690c634a51236d70cf73379c8bce93e5af2b4ebcd362e3f1589850417547d275

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe

      Filesize

      585KB

      MD5

      28e41b880c6c6a3694968d349e165ddb

      SHA1

      b870581c5297030bea576016e5c14182890e61c0

      SHA256

      ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28

      SHA512

      7fce1f850483d83b886757a8967240b78a8b1e133a62f74ae5b603ac11e17043690c634a51236d70cf73379c8bce93e5af2b4ebcd362e3f1589850417547d275

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe

      Filesize

      585KB

      MD5

      28e41b880c6c6a3694968d349e165ddb

      SHA1

      b870581c5297030bea576016e5c14182890e61c0

      SHA256

      ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28

      SHA512

      7fce1f850483d83b886757a8967240b78a8b1e133a62f74ae5b603ac11e17043690c634a51236d70cf73379c8bce93e5af2b4ebcd362e3f1589850417547d275

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe

      Filesize

      585KB

      MD5

      28e41b880c6c6a3694968d349e165ddb

      SHA1

      b870581c5297030bea576016e5c14182890e61c0

      SHA256

      ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28

      SHA512

      7fce1f850483d83b886757a8967240b78a8b1e133a62f74ae5b603ac11e17043690c634a51236d70cf73379c8bce93e5af2b4ebcd362e3f1589850417547d275

    • memory/632-153-0x0000000000000000-mapping.dmp

    • memory/1820-139-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1820-137-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1820-136-0x0000000000000000-mapping.dmp

    • memory/1820-140-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2180-152-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/2180-148-0x0000000000000000-mapping.dmp

    • memory/2180-157-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/2180-159-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/2512-142-0x0000000000000000-mapping.dmp

    • memory/2512-144-0x0000000000580000-0x00000000005D9000-memory.dmp

      Filesize

      356KB

    • memory/3280-173-0x0000000000000000-mapping.dmp

    • memory/4708-160-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4708-132-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4708-133-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4720-156-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4720-158-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4720-154-0x0000000000000000-mapping.dmp

    • memory/4768-134-0x0000000000000000-mapping.dmp

    • memory/4768-147-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4768-141-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4768-135-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/4848-177-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4848-175-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4848-169-0x0000000000000000-mapping.dmp

    • memory/4892-176-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4892-174-0x00000000749F0000-0x0000000074FA1000-memory.dmp

      Filesize

      5.7MB

    • memory/4892-161-0x0000000000000000-mapping.dmp

    • memory/5052-168-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/5052-164-0x0000000000000000-mapping.dmp

    • memory/5052-178-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB

    • memory/5052-179-0x0000000000400000-0x0000000000459000-memory.dmp

      Filesize

      356KB