Overview

overview

10

Static

static

10

03db266db5...d1.exe

windows7-x64

10

03db266db5...d1.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 01:00

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General

  • Target
    03db266db5b96223ef42206d57e30fa58c59e70b1d14c017422f097af1560ad1.exe
  • Size 147KB
  • Sample240507-bc6a6sbc7s
  • SHA256 03db266db5b96223ef42206d57e30fa58c59e70b1d14c017422f097af1560ad1
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
ransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\zpvmjd9JY.README.txt

Ransom Note
  • ~~~AsiriumSquad~~~ >>>> Your data are stolen and encrypted. >>>> What guarantees that we will not deceive you? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. Life is too short to be sad. Be not sad, money, it is only paper. If we do not give you decrypters, or we do not delete your data after payment, then nobody will pay us in the future. Therefore to us our reputation is very important. We attack worldwide and there is no dissatisfied victim after payment. >>>> You need contact us to decrypt file. buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $300. Payment can be made in Bitcoin only. How do I pay, where do I get Bitcoin? Moonpay.com Important!: your pc, your personal life, your liberty is in danger ! take this serius if u dont pay whe Must ruin ur life otherwise no one will pay. Payment informationAmount: 0.004 BTC Bitcoin Address: bc1q07v4dm6q5ln5w3ac93ue8jdvcjmq8tg3tvlmlr Contact us with Your personal DECRYPTION ID and screenshot of PAYMENT at: [email protected] >>>> Your personal DECRYPTION ID: 8D9634EC6DA0FEAA8E79889C100A8FAB >>>> Warning! Do not DELETE or MODIFY any files, it can lead to recovery problems! >>>> Warning! If you do not pay the ransom we will attack your company repeatedly again!

Signatures

  • Renames multiple (604) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 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.

    spywarestealer
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 13 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03db266db5b96223ef42206d57e30fa58c59e70b1d14c017422f097af1560ad1.exe
    "C:\Users\Admin\AppData\Local\Temp\03db266db5b96223ef42206d57e30fa58c59e70b1d14c017422f097af1560ad1.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4972
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:1856
    • C:\ProgramData\7928.tmp
      "C:\ProgramData\7928.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4052
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\7928.tmp >> NUL
        3⤵
          PID:3676
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
      1⤵
        PID:4736
      • C:\Windows\system32\printfilterpipelinesvc.exe
        C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
        1⤵
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:3884
        • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
          /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{8D6BC88F-FF06-444D-890B-19D5F3548C2B}.xps" 133595172682540000
          2⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious use of SetWindowsHookEx
          PID:3284

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            GGGGGGGGGGG
            • Path C:\$Recycle.Bin\S-1-5-21-540404634-651139247-2967210625-1000\GGGGGGGGGGG
            • Size 129B
            • SHA256 0a9aa8b0e273563d659c58e1c19135d03da7bd4fc7da4f56728076be6d5c34ad
            • MD5 SHA1 SHA512
            Submit Download

            7928.tmp
            • Path C:\ProgramData\7928.tmp
            • Size 14KB
            • SHA256 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
            • Path C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
            • Size 147KB
            • SHA256 1983106126f0c955f8cc22c3dbcb7528cb1566520aa769917a67eb8551c66a11
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            {A3FFCFBF-31E0-4B72-A410-BFD9978E5BCF}
            • Path C:\Users\Admin\AppData\Local\Temp\{A3FFCFBF-31E0-4B72-A410-BFD9978E5BCF}
            • Size 4KB
            • SHA256 38c8d984a0a5662baae134dad55b3f7a06332092359d7898d491679c3a49488f
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            Open Notebook.onetoc2
            • Path C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
            • Size 4KB
            • SHA256 5d5b905a12d3dc5a24e4288405413a695562be34d7cc750d22b79c70e2189b9b
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            zpvmjd9JY.README.txt
            • Path C:\zpvmjd9JY.README.txt
            • Size 1KB
            • SHA256 9c776e53770c90833efb90c586f83a860dfd6bc90580819128a974f40293fec4
            • MD5 SHA1 SHA512
            Submit Download

            DDDDDDDDDDD
            • Path F:\$RECYCLE.BIN\S-1-5-21-540404634-651139247-2967210625-1000\DDDDDDDDDDD
            • Size 129B
            • SHA256 92a06c6b462aeeba806eb95bd2b4c63b678fc9e4f933f0867747a8010e63f0de
            • MD5 SHA1 SHA512
            Submit Download

            memory/3284-2750-0x00007FF8036F0000-0x00007FF803700000-memory.dmp
            Download

            memory/3284-2753-0x00007FF8036F0000-0x00007FF803700000-memory.dmp
            Download

            memory/3284-2752-0x00007FF8036F0000-0x00007FF803700000-memory.dmp
            Download

            memory/3284-2754-0x00007FF8036F0000-0x00007FF803700000-memory.dmp
            Download

            memory/3284-2751-0x00007FF8036F0000-0x00007FF803700000-memory.dmp
            Download

            memory/3284-2783-0x00007FF8014A0000-0x00007FF8014B0000-memory.dmp
            Download

            memory/3284-2784-0x00007FF8014A0000-0x00007FF8014B0000-memory.dmp
            Download

            memory/4972-2-0x00000000030C0000-0x00000000030D0000-memory.dmp
            Download

            memory/4972-0-0x00000000030C0000-0x00000000030D0000-memory.dmp
            Download

            memory/4972-1-0x00000000030C0000-0x00000000030D0000-memory.dmp
            Download