Resubmissions

22-08-2024 18:43

240822-xc563asamh 10

21-08-2024 17:16

240821-vtjnaathnq 10

30-06-2024 00:59

240630-bcjr6svbkk 10

20-06-2024 02:02

240620-cf43ysxbnk 10

20-06-2024 01:44

240620-b5v1xawemk 10

19-06-2024 01:10

240619-bjmseavfmp 10

18-06-2024 20:40

240618-zfwsxawdpa 10

18-06-2024 13:45

240618-q2vcjawdle 10

Analysis

  • max time kernel
    1474s
  • max time network
    1500s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    21-08-2024 17:16

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 63 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:3912
    • 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:4460
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\LZEZL.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2744
        • C:\Windows\SysWOW64\chcp.com
          chcp 1251
          4⤵
          • System Location Discovery: System Language Discovery
          PID:328

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

    2fa40de06aa0da83fb4e8e4ce7a91f85

    SHA1

    0f9f1721eb30161250a79e7613d9fe17d45f776e

    SHA256

    316f00c9f6894b93c48ae0c33bb4a6bf0d52168556feb3f46a5162bf9f997477

    SHA512

    5609a1a8700dd1a2c4f5f4472c1eb6cd985b47f346f57996c62a9bf9ef38c4d995f1d7260fd539a1712e4e0e80d993a5f5ea273299ad90ee1be2fc26b67dc798

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

    Filesize

    370KB

    MD5

    2aea3b217e6a3d08ef684594192cafc8

    SHA1

    3a0b855dd052b2cdc6453f6cbdb858c7b55762b0

    SHA256

    0442cfabb3212644c4b894a7e4a7e84c00fd23489cc4f96490f9988e6074b6ab

    SHA512

    ea83fcb7465e48445f2213028713c4048ac575b9c2f7458a014c495bddb280be553a22b1056284efad7dd55c2a7837096755206581c67bb0183e4ac42160011a

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

    Filesize

    309B

    MD5

    cad92fcaa8057fba941b84c9c7224003

    SHA1

    230a69f655d380b137dd0aebb4d0596ea5552537

    SHA256

    c97411b39fc0ebb17273cdd3c15a841e7c8c4811f0246ae91984f409c31ce722

    SHA512

    f1512e4190be1478435ca1ab0a584267f2d6d9b2b526bfdd8c77a1c7835e9d6412df5acca85db2dc497f5f0c6ffb4b9f4130d51b2e7a2164fb1e9fb7b5b0f142

  • memory/3912-8-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-381-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-943-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-1308-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-1840-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-1992-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-2014-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB

  • memory/4460-2023-0x0000000000400000-0x0000000000464000-memory.dmp

    Filesize

    400KB