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

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19-06-2024 01:10

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18-06-2024 20:40

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18-06-2024 13:45

240618-q2vcjawdle 10

Analysis

  • max time kernel
    1500s
  • max time network
    1473s
  • 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/e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573.exe

  • Size

    329KB

  • MD5

    adb5c262ca4f95fee36ae4b9b5d41d45

  • SHA1

    cdbe420609fec04ddf3d74297fc2320b6a8a898e

  • SHA256

    e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573

  • SHA512

    dad3541217a7f1fde669441a3f987794ee58ae44e7899d7ed5ebdf59e8174e2924441ea8474701908071df74479a4f928b673c2d9086c67078a2a861b61ba754

  • SSDEEP

    6144:TRzMgpY8bXFHW1FbwwEHidUoagoW2C9cuqBGI4Zq6mYN8+N6MSiF0Q5XNN:pDRbXFHW1+K2UWBGIymYG+zn

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\e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573.exe
    "C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Vipasana\Ransomware.Vipasana\e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Users\Admin\AppData\Local\Temp\e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573.exe
      "C:\Users\Admin\AppData\Local\Temp\e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573.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:4500
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\VKQVN.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3932
        • C:\Windows\SysWOW64\chcp.com
          chcp 1251
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2432

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

    97168118f8bd558d73a1d585362bcaa9

    SHA1

    68adb3456cc2afcc16966d865d00342a93d71136

    SHA256

    db63a044a487e38b0e407a675d874c988f53ddf5591f2a125370da7d891e383a

    SHA512

    76f685a049e5a64de60a3d6a1411275e7a3020a8a10c813e827642e08264ecda1fb376cb78fe5829ca32d6ba55330ab7546cea81fcb20cbe47896632e28f08ca

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

    Filesize

    309B

    MD5

    c973cf60423c655105d1c501a1184577

    SHA1

    346db1f086a09e8e3c789146f9a57e2f458a4a9c

    SHA256

    d616a8796c75659f03d1c125accf6428c7e2a4412d4352aa46b45b8b48811770

    SHA512

    5b6cf9e9518e93edc60dd09d5dada09615cd9f81e439bbdc1a79f35309f1e5ebeb80ea1f34f46eaee436241cbbafe956d9f55c3522baa7500af82f135754a8cb

  • C:\Users\Admin\AppData\Local\Temp\e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573.exe

    Filesize

    329KB

    MD5

    adb5c262ca4f95fee36ae4b9b5d41d45

    SHA1

    cdbe420609fec04ddf3d74297fc2320b6a8a898e

    SHA256

    e49778d20a2f9b1f8b00ddd24b6bcee81af381ed02cfe0a3c9ab3111cda5f573

    SHA512

    dad3541217a7f1fde669441a3f987794ee58ae44e7899d7ed5ebdf59e8174e2924441ea8474701908071df74479a4f928b673c2d9086c67078a2a861b61ba754

  • memory/2380-8-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-648-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-1021-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-1620-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-1919-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-2043-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-2053-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB

  • memory/4500-2062-0x0000000000400000-0x000000000045A000-memory.dmp

    Filesize

    360KB