Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Overview

overview

10

Static

static

8

0323b4326b...02.exe

windows7_x64

10

0323b4326b...02.exe

windows10_x64

10

0898a80dc2...92.exe

windows7_x64

10

0898a80dc2...92.exe

windows10_x64

10

0aaecf7f77...91.exe

windows7_x64

10

0aaecf7f77...91.exe

windows10_x64

10

150e8ef3f1...02.exe

windows7_x64

10

150e8ef3f1...02.exe

windows10_x64

10

23e95ba676...7f.exe

windows7_x64

10

23e95ba676...7f.exe

windows10_x64

10

28e7dc4aeb...33.exe

windows7_x64

28e7dc4aeb...33.exe

windows10_x64

10

350b0d6ae2...d7.exe

windows7_x64

1

350b0d6ae2...d7.exe

windows10_x64

1

3a6ebac4f8...ca.exe

windows7_x64

10

3a6ebac4f8...ca.exe

windows10_x64

10

3fe801df14...4f.exe

windows7_x64

8

3fe801df14...4f.exe

windows10_x64

8

41367ad447...00.exe

windows7_x64

10

41367ad447...00.exe

windows10_x64

10

48f4749f13...77.exe

windows7_x64

1

48f4749f13...77.exe

windows10_x64

1

499d936c22...82.exe

windows7_x64

10

499d936c22...82.exe

windows10_x64

10

4b5a6926ab...d1.exe

windows7_x64

1

4b5a6926ab...d1.exe

windows10_x64

1

4bb0d8eb6b...81.exe

windows7_x64

10

4bb0d8eb6b...81.exe

windows10_x64

10

5de3d5a337...ed.exe

windows7_x64

10

5de3d5a337...ed.exe

windows10_x64

10

5e2b2fe65d...20.exe

windows7_x64

1

5e2b2fe65d...20.exe

windows10_x64

3

Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    30/03/2021, 11:28

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    0aaecf7f77132def96c13d480e32d759839fd65fa76c73e29f0f53c50714c591.exe

  • Size

    468KB

  • MD5

    9296a9b81bfe119bd786a6f5a8ad43ad

  • SHA1

    581cf7c453358cd94ceed70088470c32a7307c8e

  • SHA256

    0aaecf7f77132def96c13d480e32d759839fd65fa76c73e29f0f53c50714c591

  • SHA512

    64955ec13d7e874d8aeb9490b2ff814473e02ef93eb071bab460add8b5966f660ddca1ba80cf1055f7d2c5cccaf4ad62d908356547c8c13387e622e5dfc849a1

Score
10/10
ryukdiscoveryransomware

Malware Config

Extracted

Path

C:\users\Public\RyukReadMe.html

Family

ryuk

Ransom Note
contact balance of shadow universe Ryuk $password = 'J5U8YdUCr'; $torlink = 'http://ddchw6p2kegymsyoqljqnsslebfh5t7e45s6m2pqhhn5mt4yb3rlazyd.onion'; function info(){alert("INSTRUCTION:\r\n1. Download tor browser.\r\n2. Open link through tor browser: " + $torlink + "\r\n3. Fill the form, your password: "+ $password +"\r\nWe will contact you shortly.\r\nAlways send files for test decryption.");};
URLs

http://ddchw6p2kegymsyoqljqnsslebfh5t7e45s6m2pqhhn5mt4yb3rlazyd.onion

Signatures

  • Ryuk

    Ransomware distributed via existing botnets, often Trickbot or Emotet.

    ransomwareryuk
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 13 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 13 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 7 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0aaecf7f77132def96c13d480e32d759839fd65fa76c73e29f0f53c50714c591.exe
    "C:\Users\Admin\AppData\Local\Temp\0aaecf7f77132def96c13d480e32d759839fd65fa76c73e29f0f53c50714c591.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\LCDAqlLqarep.exe
      "C:\Users\Admin\AppData\Local\Temp\LCDAqlLqarep.exe" 9 REP
      2⤵
      • Executes dropped EXE
      PID:912
    • C:\Users\Admin\AppData\Local\Temp\TTPPvEnHMlan.exe
      "C:\Users\Admin\AppData\Local\Temp\TTPPvEnHMlan.exe" 8 LAN
      2⤵
      • Executes dropped EXE
      PID:1664
    • C:\Users\Admin\AppData\Local\Temp\UvKZRpoWIlan.exe
      "C:\Users\Admin\AppData\Local\Temp\UvKZRpoWIlan.exe" 8 LAN
      2⤵
      • Executes dropped EXE
      PID:820
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\*" /grant Everyone:F /T /C /Q
      2⤵
      • Modifies file permissions
      PID:2672
    • C:\Windows\SysWOW64\icacls.exe
      icacls "D:\*" /grant Everyone:F /T /C /Q
      2⤵
      • Modifies file permissions
      PID:2684
    • C:\Windows\SysWOW64\net.exe
      "C:\Windows\System32\net.exe" stop "audioendpointbuilder" /y
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "audioendpointbuilder" /y
        3⤵
          PID:3064
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\System32\net.exe" stop "samss" /y
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3236
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "samss" /y
          3⤵
            PID:2856
        • C:\Windows\SysWOW64\net.exe
          "C:\Windows\System32\net.exe" stop "audioendpointbuilder" /y
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2820
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "audioendpointbuilder" /y
            3⤵
              PID:3604
          • C:\Windows\SysWOW64\net.exe
            "C:\Windows\System32\net.exe" stop "samss" /y
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:3460
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "samss" /y
              3⤵
                PID:3732
          • C:\Windows\system32\msiexec.exe
            C:\Windows\system32\msiexec.exe /V
            1⤵
            • Loads dropped DLL
            • Enumerates connected drives
            • Drops file in Windows directory
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:3448
            • C:\Windows\syswow64\MsiExec.exe
              C:\Windows\syswow64\MsiExec.exe -Embedding A7A47D494DDC960E12292405C7A581FC
              2⤵
              • Loads dropped DLL
              PID:3972
            • C:\Windows\system32\MsiExec.exe
              C:\Windows\system32\MsiExec.exe -Embedding 85E95F2E51A78C89F64252CDC085D5C6
              2⤵
              • Loads dropped DLL
              PID:3872

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1944-4-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

            Filesize

            8KB

            Download

          • memory/1944-2-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

            Download

          • memory/1944-3-0x0000000035000000-0x0000000035177000-memory.dmp

            Filesize

            1.5MB

            Download

          • memory/3448-93-0x000007FEFC021000-0x000007FEFC023000-memory.dmp

            Filesize

            8KB

            Download