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22-08-2024 18:43

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21-08-2024 17:16

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30-06-2024 00:59

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20-06-2024 02:02

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Analysis

  • max time kernel
    396s
  • max time network
    1610s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    22-08-2024 18:43

General

  • Target

    Documents/Ransomware.Vipasana/Ransomware.Vipasana/0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab.exe

  • Size

    370KB

  • MD5

    2aea3b217e6a3d08ef684594192cafc8

  • SHA1

    3a0b855dd052b2cdc6453f6cbdb858c7b55762b0

  • SHA256

    0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab

  • SHA512

    ea83fcb7465e48445f2213028713c4048ac575b9c2f7458a014c495bddb280be553a22b1056284efad7dd55c2a7837096755206581c67bb0183e4ac42160011a

  • SSDEEP

    6144:oRzMgpY8bXFHW1FbwwEHidUoagoW2C9cuqBGI4Zq6mYlG8+rNfNQFoQGt485VY:uDRbXFHW1+K2UWBGIymY/+rheFOv

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 64 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Control Panel 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Vipasana\Ransomware.Vipasana\0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab.exe
    "C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Vipasana\Ransomware.Vipasana\0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3648
    • C:\Users\Admin\AppData\Local\Temp\0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab.exe
      "C:\Users\Admin\AppData\Local\Temp\0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in System32 directory
      • Sets desktop wallpaper using registry
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Control Panel
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\VELTB.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2008
        • C:\Windows\SysWOW64\chcp.com
          chcp 1251
          4⤵
          • System Location Discovery: System Language Discovery
          PID:872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\Microsoft\ClickToRun\MachineData\Catalog\Packages\{9AC08E99-230B-47E8-9721-4577B7F124EA}\{1A8308C7-90D1-4200-B16E-646F163A08E8}\Manifest.xml

    Filesize

    3.4MB

    MD5

    c849480e3244f3ac8ac5bbfe68343c69

    SHA1

    2d4feeb899bd4f62e3b89f148caf1b978161dd7b

    SHA256

    25055252766056c5c3db3bf36b22de86812d14ffe2feaccccdbc9826013de805

    SHA512

    f92f4f52272b2097821cbad2303f34ed72c2714e0355210118b0b77c2f45b59b8b2b9b8991041e659c1f97faf43923fa4aa02e539b0193a3a3e29767e322c2c1

  • C:\Users\Admin\AppData\Local\Temp\0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab.exe

    Filesize

    370KB

    MD5

    2aea3b217e6a3d08ef684594192cafc8

    SHA1

    3a0b855dd052b2cdc6453f6cbdb858c7b55762b0

    SHA256

    0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab

    SHA512

    ea83fcb7465e48445f2213028713c4048ac575b9c2f7458a014c495bddb280be553a22b1056284efad7dd55c2a7837096755206581c67bb0183e4ac42160011a

  • C:\Users\Admin\AppData\Local\Temp\VELTB.bat

    Filesize

    309B

    MD5

    6cb390323620fb5fdb542a0099cada15

    SHA1

    7e2b8da9b77d98dd569c6b2e332752e6a5e94960

    SHA256

    c3eca93585770fb6f6c978e04af18a38bfa71c53429b74c48bfd3845381fd32c

    SHA512

    9b342f213f7def5e26b5999eaacccc7b42909f78ccf41f065ee2d67a362fb38664601bfa13487b56ae81f00f32d8e413b7a514adbaeb3ed4f87bf9ec6d80a272

  • memory/2788-2049-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2128-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-951-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-1090-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-1314-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-1756-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-1922-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-498-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-99-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-809-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2207-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2217-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2218-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2219-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2220-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/2788-2229-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/3648-4-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB