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Analysis

  • max time kernel
    152s
  • max time network
    92s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/10/2022, 18:26

General

  • Target

    1d9095e104ff9d91f77a0a1a82919e864639a93b6cbb56b07bf4e49f84b8cfb3.exe

  • Size

    304KB

  • MD5

    0cd9664d7ad372423ff12ab0e47071b0

  • SHA1

    ecc1468867f7168a1c73a0342864ec1bdcdf5f60

  • SHA256

    1d9095e104ff9d91f77a0a1a82919e864639a93b6cbb56b07bf4e49f84b8cfb3

  • SHA512

    084387a293a32dc5bf0058696b75ecb77116799788d8e1d51dcf0813ae93966657605f225ee1ac7998a5f9627ec71e9630c768d1084f73941ea407093e299a73

  • SSDEEP

    6144:TdvaKl/9f8AbGcdeoDW+/OWtb9yOPmeAVbfP1r4riA7AroW+nYaFyzf/H551Fjmf:TFx/9UtO2TW00UM5AEPoViJAndeyC5

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d9095e104ff9d91f77a0a1a82919e864639a93b6cbb56b07bf4e49f84b8cfb3.exe
    "C:\Users\Admin\AppData\Local\Temp\1d9095e104ff9d91f77a0a1a82919e864639a93b6cbb56b07bf4e49f84b8cfb3.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Users\Admin\ruaqab.exe
      "C:\Users\Admin\ruaqab.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\ruaqab.exe

    Filesize

    304KB

    MD5

    903d70e600b472a664b874b62109ff2d

    SHA1

    7b006231895f453d453a39007445f1b40781afc3

    SHA256

    9e33c6ef03232046c59c5013465e01625819365be016a4524b92fead160eaa08

    SHA512

    0a907eae877d8191fb0314e8d5a4a473feda3d9cb92c5070f211eabea6e2b63b907a060c667fc8a4ea17d16b27e6eee99de6747a19d724c1dbd3b83e55ee3dbd

  • C:\Users\Admin\ruaqab.exe

    Filesize

    304KB

    MD5

    903d70e600b472a664b874b62109ff2d

    SHA1

    7b006231895f453d453a39007445f1b40781afc3

    SHA256

    9e33c6ef03232046c59c5013465e01625819365be016a4524b92fead160eaa08

    SHA512

    0a907eae877d8191fb0314e8d5a4a473feda3d9cb92c5070f211eabea6e2b63b907a060c667fc8a4ea17d16b27e6eee99de6747a19d724c1dbd3b83e55ee3dbd

  • \Users\Admin\ruaqab.exe

    Filesize

    304KB

    MD5

    903d70e600b472a664b874b62109ff2d

    SHA1

    7b006231895f453d453a39007445f1b40781afc3

    SHA256

    9e33c6ef03232046c59c5013465e01625819365be016a4524b92fead160eaa08

    SHA512

    0a907eae877d8191fb0314e8d5a4a473feda3d9cb92c5070f211eabea6e2b63b907a060c667fc8a4ea17d16b27e6eee99de6747a19d724c1dbd3b83e55ee3dbd

  • \Users\Admin\ruaqab.exe

    Filesize

    304KB

    MD5

    903d70e600b472a664b874b62109ff2d

    SHA1

    7b006231895f453d453a39007445f1b40781afc3

    SHA256

    9e33c6ef03232046c59c5013465e01625819365be016a4524b92fead160eaa08

    SHA512

    0a907eae877d8191fb0314e8d5a4a473feda3d9cb92c5070f211eabea6e2b63b907a060c667fc8a4ea17d16b27e6eee99de6747a19d724c1dbd3b83e55ee3dbd

  • memory/860-56-0x0000000075071000-0x0000000075073000-memory.dmp

    Filesize

    8KB