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Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2024, 20:21

General

  • Target

    901091d1b35154bd6f8c9e5290cc6d2a.exe

  • Size

    284KB

  • MD5

    901091d1b35154bd6f8c9e5290cc6d2a

  • SHA1

    1aa515f96aa01e87beb0fe3b55f1f40477611f02

  • SHA256

    be23d644d077e2682547a692629a089b32ae0df9114b5b04c58c08b7eaf7d9c1

  • SHA512

    f29fa97897a1c4da6e50b2b72b3740fc4b68d8ab5c9bdb3acb7ffc7fefeb70955fc39d3a54f814ce150c7b234568e924de99deb0db133f4da9454cfedce9e846

  • SSDEEP

    6144:BgRVQ+ejt8gogKU3tTlinJATQgOXc8LGWUMa/xqqULirwjj/IjS:uQ+ej2FEVlinKQ7GW0rw8

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\901091d1b35154bd6f8c9e5290cc6d2a.exe
    "C:\Users\Admin\AppData\Local\Temp\901091d1b35154bd6f8c9e5290cc6d2a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2260 -s 220
      2⤵
      • Program crash
      PID:924
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\tmp.bat" "
      2⤵
        PID:3188
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\tmp.bat" "
        2⤵
          PID:3756
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2260 -ip 2260
        1⤵
          PID:784

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\tmp.bat

          Filesize

          24B

          MD5

          4462406e1bf8f5b03c0e746a193e94c4

          SHA1

          57863f56b68e501116064f7e80b3d1c3c6a35de2

          SHA256

          8c9e91d266a5baacb45e2d830a665448d36907b48535496f4f774518d0bbc1d1

          SHA512

          ba3a54fcddbe69ca8a92712817e4429bd69a90f0b8736828f6389b095fadca0a378652a65603f38405ae3445d0c9dbab3a8840ac386bda603accd47b4cbc1d71

        • memory/2260-0-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB

        • memory/2260-7-0x0000000000400000-0x00000000004A3000-memory.dmp

          Filesize

          652KB

        • memory/2260-9-0x0000000000660000-0x0000000000661000-memory.dmp

          Filesize

          4KB