Analysis

  • max time kernel
    181s
  • max time network
    207s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    21/11/2022, 15:26

General

  • Target

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34.exe

  • Size

    729KB

  • MD5

    20c6dc83a481bd920b9b9bcb7f0b5979

  • SHA1

    ac5834f7bff1eea2bbd2753bbeeca69dff687f58

  • SHA256

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34

  • SHA512

    9c5571f18252ee879e30ac02bd8b721055fcdbf85579c516592c81c062475c36540a43eb8c8e46392af1565ce83c8def8fa4bb463060a1d33b812b9ea8b690f2

  • SSDEEP

    12288:lN/Hs8Q48W5glu2igm8Yaimes/0ft9yIJ:lppQ4V52uBTm7EtAIJ

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Drops startup file 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34.exe
    "C:\Users\Admin\AppData\Local\Temp\c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34.exe
      "C:\Users\Admin\AppData\Local\Temp\c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34.exe"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1164
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe"
        3⤵
        • Executes dropped EXE
        • Drops startup file
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:300
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:340
          • C:\Windows\explorer.exe
            C:\Windows\explorer.exe
            5⤵
            • Suspicious behavior: MapViewOfSection
            PID:1928

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe

    Filesize

    729KB

    MD5

    20c6dc83a481bd920b9b9bcb7f0b5979

    SHA1

    ac5834f7bff1eea2bbd2753bbeeca69dff687f58

    SHA256

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34

    SHA512

    9c5571f18252ee879e30ac02bd8b721055fcdbf85579c516592c81c062475c36540a43eb8c8e46392af1565ce83c8def8fa4bb463060a1d33b812b9ea8b690f2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe

    Filesize

    729KB

    MD5

    20c6dc83a481bd920b9b9bcb7f0b5979

    SHA1

    ac5834f7bff1eea2bbd2753bbeeca69dff687f58

    SHA256

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34

    SHA512

    9c5571f18252ee879e30ac02bd8b721055fcdbf85579c516592c81c062475c36540a43eb8c8e46392af1565ce83c8def8fa4bb463060a1d33b812b9ea8b690f2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe

    Filesize

    729KB

    MD5

    20c6dc83a481bd920b9b9bcb7f0b5979

    SHA1

    ac5834f7bff1eea2bbd2753bbeeca69dff687f58

    SHA256

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34

    SHA512

    9c5571f18252ee879e30ac02bd8b721055fcdbf85579c516592c81c062475c36540a43eb8c8e46392af1565ce83c8def8fa4bb463060a1d33b812b9ea8b690f2

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe

    Filesize

    729KB

    MD5

    20c6dc83a481bd920b9b9bcb7f0b5979

    SHA1

    ac5834f7bff1eea2bbd2753bbeeca69dff687f58

    SHA256

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34

    SHA512

    9c5571f18252ee879e30ac02bd8b721055fcdbf85579c516592c81c062475c36540a43eb8c8e46392af1565ce83c8def8fa4bb463060a1d33b812b9ea8b690f2

  • \Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\lsass.exe

    Filesize

    729KB

    MD5

    20c6dc83a481bd920b9b9bcb7f0b5979

    SHA1

    ac5834f7bff1eea2bbd2753bbeeca69dff687f58

    SHA256

    c3f7b822ad7d7144461b2a2917e76dd6872acefdb9a068215f5e41c30797da34

    SHA512

    9c5571f18252ee879e30ac02bd8b721055fcdbf85579c516592c81c062475c36540a43eb8c8e46392af1565ce83c8def8fa4bb463060a1d33b812b9ea8b690f2

  • memory/340-78-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/340-79-0x00000000002B0000-0x00000000002D7000-memory.dmp

    Filesize

    156KB

  • memory/1120-83-0x0000000000420000-0x0000000000447000-memory.dmp

    Filesize

    156KB

  • memory/1164-57-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1164-59-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1164-61-0x0000000075671000-0x0000000075673000-memory.dmp

    Filesize

    8KB

  • memory/1164-65-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1164-56-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/1172-84-0x0000000001B40000-0x0000000001B67000-memory.dmp

    Filesize

    156KB

  • memory/1200-81-0x0000000002940000-0x0000000002967000-memory.dmp

    Filesize

    156KB

  • memory/1200-82-0x0000000002970000-0x0000000002982000-memory.dmp

    Filesize

    72KB

  • memory/1928-80-0x0000000000060000-0x0000000000087000-memory.dmp

    Filesize

    156KB