Analysis

  • max time kernel
    150s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23/11/2022, 19:39

General

  • Target

    7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe

  • Size

    298KB

  • MD5

    53db222e1470ecce6b3674332e5ad640

  • SHA1

    2c83599d0ad705113fbb846824c2e9e7f184540b

  • SHA256

    7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8

  • SHA512

    18106643c9dac22b95f683f67e20b2d16a203a75d23cf4fb4aee994bad8df43b9e4ab93befb961edc3353afe4353b2761017457eacd672f58819f4015ca0e9b7

  • SSDEEP

    6144:EuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qLqIYd:v6Wq4aaE6KwyF5L0Y2D1PqLG

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe
    "C:\Users\Admin\AppData\Local\Temp\7a8d1e05b50a7224a6e30e9a5011689e9e5f4f7687dfd915953e66635abb93e8.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\Windows\svhost.exe
      C:\Windows\svhost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1936
      • C:\Windows\svhost.exe
        C:\Windows\svhost.exe
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1908

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\svhost.exe

    Filesize

    298KB

    MD5

    f8afa6fdb12238979f54312c60c5f021

    SHA1

    b0c59c538343693720dfbaefdfa8748163b21d3a

    SHA256

    3eb95a541f1181cc586f93e22f80138fdb6564ed997fef5827b11ee5b719eb70

    SHA512

    09e13e731fb11e73180fa2a918e533e195f0a30180807371877643eddb5f13362dce073c529ba7919fdb9da6f4d4a2541a796c39746dbf691dbf1c96071b68c5

  • C:\Windows\svhost.exe

    Filesize

    298KB

    MD5

    f8afa6fdb12238979f54312c60c5f021

    SHA1

    b0c59c538343693720dfbaefdfa8748163b21d3a

    SHA256

    3eb95a541f1181cc586f93e22f80138fdb6564ed997fef5827b11ee5b719eb70

    SHA512

    09e13e731fb11e73180fa2a918e533e195f0a30180807371877643eddb5f13362dce073c529ba7919fdb9da6f4d4a2541a796c39746dbf691dbf1c96071b68c5

  • C:\Windows\svhost.exe

    Filesize

    298KB

    MD5

    f8afa6fdb12238979f54312c60c5f021

    SHA1

    b0c59c538343693720dfbaefdfa8748163b21d3a

    SHA256

    3eb95a541f1181cc586f93e22f80138fdb6564ed997fef5827b11ee5b719eb70

    SHA512

    09e13e731fb11e73180fa2a918e533e195f0a30180807371877643eddb5f13362dce073c529ba7919fdb9da6f4d4a2541a796c39746dbf691dbf1c96071b68c5

  • memory/240-62-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/240-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

    Filesize

    8KB

  • memory/240-63-0x0000000003630000-0x00000000036F2000-memory.dmp

    Filesize

    776KB

  • memory/240-67-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1908-65-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1908-68-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1936-64-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB

  • memory/1936-66-0x0000000000400000-0x00000000004C2000-memory.dmp

    Filesize

    776KB