Analysis

  • max time kernel
    624s
  • max time network
    614s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2022 03:00

General

  • Target

    Latest_Setup_1234_Pass.rar

  • Size

    6.7MB

  • MD5

    7eb5803eb4ceef294a77965cbfe08b15

  • SHA1

    ab3e0092fcb570a0748dd9a373767abc41dccf9a

  • SHA256

    4f9c751502c5a0f0783d4ce9e2dab195b4088e184037a2828a5d4ba0fcd098d9

  • SHA512

    adf94da82ff4f7476555cd3fddb434f211ab8ed27a1616ca29250dbdc611faca28b7e5b5eb0609c73d68b697496cbfa25c1ab7a4ab3083f195c3f9d9803555fb

  • SSDEEP

    196608:+MZrAnnXNLoTq1QFK60js3RzUfdUF96Siwuz:JrWP1QYtQxsdWy

Score
10/10

Malware Config

Extracted

Family

vidar

Version

54.6

Botnet

1281

C2

https://t.me/parampampamsss

Attributes
  • profile_id

    1281

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\Latest_Setup_1234_Pass.rar
    1⤵
    • Modifies registry class
    PID:3692
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1452
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:1800
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\" -spe -an -ai#7zMap14450:102:7zEvent11669
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:1916
    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      "C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:4548
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\filework.txt
      1⤵
      • Opens file in notepad (likely ransom note)
      PID:1120
    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      "C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1044
    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      "C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe"
      1⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1132

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      Filesize

      374.0MB

      MD5

      4b5a8b4c9509f42358d2109a5744b0ec

      SHA1

      c4f017ea690cd70ab6520a24377b3932f337c9d1

      SHA256

      36ab71573fa5ba8c48aaa970004a66b7d38ff2f3ca0be1c5d432a11f3c2f7d6f

      SHA512

      36a91f32a6b84c6dc25e02049815a17920a876ca6002ca14a22cad633a1c65c59aa363c54cf110761510fe178607345decbc6c8745290b833fdd6d99cbe735b1

    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      Filesize

      374.0MB

      MD5

      4b5a8b4c9509f42358d2109a5744b0ec

      SHA1

      c4f017ea690cd70ab6520a24377b3932f337c9d1

      SHA256

      36ab71573fa5ba8c48aaa970004a66b7d38ff2f3ca0be1c5d432a11f3c2f7d6f

      SHA512

      36a91f32a6b84c6dc25e02049815a17920a876ca6002ca14a22cad633a1c65c59aa363c54cf110761510fe178607345decbc6c8745290b833fdd6d99cbe735b1

    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      Filesize

      374.0MB

      MD5

      4b5a8b4c9509f42358d2109a5744b0ec

      SHA1

      c4f017ea690cd70ab6520a24377b3932f337c9d1

      SHA256

      36ab71573fa5ba8c48aaa970004a66b7d38ff2f3ca0be1c5d432a11f3c2f7d6f

      SHA512

      36a91f32a6b84c6dc25e02049815a17920a876ca6002ca14a22cad633a1c65c59aa363c54cf110761510fe178607345decbc6c8745290b833fdd6d99cbe735b1

    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\Setup.exe
      Filesize

      374.0MB

      MD5

      4b5a8b4c9509f42358d2109a5744b0ec

      SHA1

      c4f017ea690cd70ab6520a24377b3932f337c9d1

      SHA256

      36ab71573fa5ba8c48aaa970004a66b7d38ff2f3ca0be1c5d432a11f3c2f7d6f

      SHA512

      36a91f32a6b84c6dc25e02049815a17920a876ca6002ca14a22cad633a1c65c59aa363c54cf110761510fe178607345decbc6c8745290b833fdd6d99cbe735b1

    • C:\Users\Admin\Desktop\Latest_Setup_1234_Pass\filework.txt
      Filesize

      4B

      MD5

      81dc9bdb52d04dc20036dbd8313ed055

      SHA1

      7110eda4d09e062aa5e4a390b0a572ac0d2c0220

      SHA256

      03ac674216f3e15c761ee1a5e255f067953623c8b388b4459e13f978d7c846f4

      SHA512

      d404559f602eab6fd602ac7680dacbfaadd13630335e951f097af3900e9de176b6db28512f2e000b9d04fba5133e8b1c6e8df59db3a8ab9d60be4b97cc9e81db

    • memory/1044-141-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/1044-144-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/1132-146-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/1132-149-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/1132-150-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/4548-139-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/4548-137-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB

    • memory/4548-134-0x0000000000DC0000-0x000000000185D000-memory.dmp
      Filesize

      10.6MB