Analysis

  • max time kernel
    151s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-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

Score
10/10

Malware Config

Signatures

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

    Password recovery tool for various email clients

  • Nirsoft 3 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 4 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
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2032
    • 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:1584
      • C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe
        "C:\Users\Admin\AppData\Local\Temp\ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28.exe" /stext C:\ProgramData\Mails.txt
        3⤵
          PID:960
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:556
        • 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:1632
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1592
          • 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:804
            • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\hknswc.exe" /stext C:\ProgramData\Mails.txt
              5⤵
              • Executes dropped EXE
              PID:836
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AppMgnt.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:808
        • 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:1096

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • 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

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

      Filesize

      9KB

      MD5

      377b246a502bff19611c046bc4b9528a

      SHA1

      c33004ffce509610657ee50a942fbac7c085487e

      SHA256

      a82131e63d829ab1a4c284069a707a25aba0c0f5f372e5e70a3d824db6b19648

      SHA512

      9794a02ef553adf0ec48566c25abf6d327040476155102a4e934984c0529fd9e6b85b019756a166d5490aad9eb03dfd65144be590717430e9102a907158d81d3

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

      Filesize

      585KB

      MD5

      28e41b880c6c6a3694968d349e165ddb

      SHA1

      b870581c5297030bea576016e5c14182890e61c0

      SHA256

      ad03f5989eb133644bf447cfdcc2884cea36ad61781e11a21507cc6c0ace1e28

      SHA512

      7fce1f850483d83b886757a8967240b78a8b1e133a62f74ae5b603ac11e17043690c634a51236d70cf73379c8bce93e5af2b4ebcd362e3f1589850417547d275

    • memory/556-94-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/556-83-0x0000000000000000-mapping.dmp

    • memory/556-96-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/804-108-0x000000000047661E-mapping.dmp

    • memory/804-118-0x0000000000080000-0x00000000000FC000-memory.dmp

      Filesize

      496KB

    • memory/804-139-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/804-135-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/804-111-0x0000000000080000-0x00000000000FC000-memory.dmp

      Filesize

      496KB

    • memory/804-115-0x0000000000080000-0x00000000000FC000-memory.dmp

      Filesize

      496KB

    • memory/808-138-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/808-134-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/808-98-0x0000000000000000-mapping.dmp

    • memory/836-129-0x0000000000411714-mapping.dmp

    • memory/960-72-0x0000000000120000-0x000000000013B000-memory.dmp

      Filesize

      108KB

    • memory/960-79-0x0000000000120000-0x000000000013B000-memory.dmp

      Filesize

      108KB

    • memory/960-78-0x0000000000411714-mapping.dmp

    • memory/960-69-0x0000000000120000-0x000000000013B000-memory.dmp

      Filesize

      108KB

    • memory/960-70-0x0000000000120000-0x000000000013B000-memory.dmp

      Filesize

      108KB

    • memory/960-74-0x0000000000120000-0x000000000013B000-memory.dmp

      Filesize

      108KB

    • memory/960-75-0x0000000000120000-0x000000000013B000-memory.dmp

      Filesize

      108KB

    • memory/1096-101-0x0000000000000000-mapping.dmp

    • memory/1584-63-0x000000000047661E-mapping.dmp

    • memory/1584-65-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-62-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-57-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-61-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-136-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1584-67-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-60-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-58-0x0000000000400000-0x000000000047C000-memory.dmp

      Filesize

      496KB

    • memory/1584-93-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1592-90-0x0000000000000000-mapping.dmp

    • memory/1592-137-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1592-95-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/1632-87-0x0000000000000000-mapping.dmp

    • memory/2032-55-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/2032-56-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/2032-97-0x0000000074C00000-0x00000000751AB000-memory.dmp

      Filesize

      5.7MB

    • memory/2032-54-0x0000000076261000-0x0000000076263000-memory.dmp

      Filesize

      8KB