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Analysis

  • max time kernel
    151s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 20:01

General

  • Target

    92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c.exe

  • Size

    224KB

  • MD5

    7124dcef46c91490e5ebe768f96a3179

  • SHA1

    9764fe3c4ba6cb73a46a02e234213659cebeb16a

  • SHA256

    92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c

  • SHA512

    8bf2957bd2bd69d9ac034b786e2d0b204b53da90c8ab417fecb7d13c6db8ab96a8222e8b17987ab787612e7d0f894ca3a1cdfae6b1c2fa00ad0e7dfa993175a9

  • SSDEEP

    3072:hiYBN7aWbqDImDrT+UvtkvnNBLieMyiayNe2XKrJlZmNlDY:hFBvuImDrT+U1QtMyiaO6mS

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 54 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c.exe
    "C:\Users\Admin\AppData\Local\Temp\92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1572
    • C:\Users\Admin\kmlaf.exe
      "C:\Users\Admin\kmlaf.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2008

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\kmlaf.exe

    Filesize

    224KB

    MD5

    8a92d13fd45be2426cbfcec3d40201fd

    SHA1

    ae2dacfa7d9016150ddb9f839939137b390ed016

    SHA256

    ef80871610180d1e6eca5ebd1d720a3358d1171c7c557c6af7c3f96dcd03404a

    SHA512

    b588fb8e5b23b7e48cde2942978e707953710e9542dc9859bc2985b71d92dd1f4007c8f8b7164cd859d3bc03bb6d8a6d6f2115aa9d121b34980006a0762262bd

  • C:\Users\Admin\kmlaf.exe

    Filesize

    224KB

    MD5

    8a92d13fd45be2426cbfcec3d40201fd

    SHA1

    ae2dacfa7d9016150ddb9f839939137b390ed016

    SHA256

    ef80871610180d1e6eca5ebd1d720a3358d1171c7c557c6af7c3f96dcd03404a

    SHA512

    b588fb8e5b23b7e48cde2942978e707953710e9542dc9859bc2985b71d92dd1f4007c8f8b7164cd859d3bc03bb6d8a6d6f2115aa9d121b34980006a0762262bd

  • \Users\Admin\kmlaf.exe

    Filesize

    224KB

    MD5

    8a92d13fd45be2426cbfcec3d40201fd

    SHA1

    ae2dacfa7d9016150ddb9f839939137b390ed016

    SHA256

    ef80871610180d1e6eca5ebd1d720a3358d1171c7c557c6af7c3f96dcd03404a

    SHA512

    b588fb8e5b23b7e48cde2942978e707953710e9542dc9859bc2985b71d92dd1f4007c8f8b7164cd859d3bc03bb6d8a6d6f2115aa9d121b34980006a0762262bd

  • \Users\Admin\kmlaf.exe

    Filesize

    224KB

    MD5

    8a92d13fd45be2426cbfcec3d40201fd

    SHA1

    ae2dacfa7d9016150ddb9f839939137b390ed016

    SHA256

    ef80871610180d1e6eca5ebd1d720a3358d1171c7c557c6af7c3f96dcd03404a

    SHA512

    b588fb8e5b23b7e48cde2942978e707953710e9542dc9859bc2985b71d92dd1f4007c8f8b7164cd859d3bc03bb6d8a6d6f2115aa9d121b34980006a0762262bd

  • memory/1572-56-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB