Overview

overview

10

Static

static

10

2024-09-02...de.exe

windows7-x64

9

2024-09-02...de.exe

windows10-2004-x64

9

Resubmissions

02/09/2024, 06:45

240902-hh76aavbjj10

02/09/2024, 06:24

240902-g6hpvsvfla10

Analysis

  • max time kernel
    147s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2024, 06:24

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General

  • Target
    2024-09-02_20b0043ff680ffd554923069b7150b6a_darkside.exe
  • Size 147KB
  • Sample240902-g6hpvsvfla
  • SHA256 879e3a5051e3d56eaac8056e91dd8dcd11433198c0fc40866bf074c16f333ded
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
defense_evasiondiscoveryransomwarespywarestealer

Malware Config

Signatures

  • Renames multiple (633) 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
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

    defense_evasion
  • Drops file in System32 directory 4 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • 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\2024-09-02_20b0043ff680ffd554923069b7150b6a_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-02_20b0043ff680ffd554923069b7150b6a_darkside.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
      • Drops file in System32 directory
      PID:5088
    • C:\ProgramData\D0DE.tmp
      "C:\ProgramData\D0DE.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\D0DE.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4048
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:4908
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3940
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{35F4DD33-EF07-4577-828B-90B3084C6F6B}.xps" 133697319041720000
        2⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious use of SetWindowsHookEx
        PID:3776

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          desktop.ini
          • Path C:\$Recycle.Bin\S-1-5-21-2412658365-3084825385-3340777666-1000\desktop.ini
          • Size 129B
          • SHA256 a397b86f3bc54e661c19ed184ea3980a3f8fd5fe196d5dfa011a2b05a858c65e
          • MD5 SHA1 SHA512
          Submit Download

          N7prImOYL.README.txt
          • Path C:\N7prImOYL.README.txt
          • Size 1KB
          • SHA256 45dbe45beb75f80f6e34bd00a7bd35970ded5acbbe2b4465884c9853e2b87e5b
          • MD5 SHA1 SHA512
          Submit Download

          D0DE.tmp
          • Path C:\ProgramData\D0DE.tmp
          • Size 14KB
          • SHA256 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
          • Path C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
          • Size 147KB
          • SHA256 59af9d3411cbcce96dcfaed54e43b9d8897f845e94a47a0fe66aa6cd93cd8265
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          Open Notebook.onetoc2
          • Path C:\Users\Admin\Documents\OneNote Notebooks\My Notebook\Open Notebook.onetoc2
          • Size 4KB
          • SHA256 9bbff581e3f295da9ef66a922d0605d27fc5fc7db687ce34be8018a72c9c9381
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          DDDDDDDDDDD
          • Path F:\$RECYCLE.BIN\S-1-5-21-2412658365-3084825385-3340777666-1000\DDDDDDDDDDD
          • Size 129B
          • SHA256 04a276122a9b516bf2789e30b7169a5812bbc48cbb9204458d0303a637b69deb
          • MD5 SHA1 SHA512
          Submit Download

          memory/1764-2982-0x0000000002480000-0x0000000002490000-memory.dmp
          Download

          memory/1764-2981-0x0000000002480000-0x0000000002490000-memory.dmp
          Download

          memory/1764-1-0x0000000002480000-0x0000000002490000-memory.dmp
          Download

          memory/1764-2980-0x0000000002480000-0x0000000002490000-memory.dmp
          Download

          memory/1764-2-0x0000000002480000-0x0000000002490000-memory.dmp
          Download

          memory/1764-0-0x0000000002480000-0x0000000002490000-memory.dmp
          Download

          memory/3776-3000-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp
          Download

          memory/3776-2999-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp
          Download

          memory/3776-2998-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp
          Download

          memory/3776-3001-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp
          Download

          memory/3776-3002-0x00007FFCA5A70000-0x00007FFCA5A80000-memory.dmp
          Download

          memory/3776-3031-0x00007FFCA3970000-0x00007FFCA3980000-memory.dmp
          Download

          memory/3776-3032-0x00007FFCA3970000-0x00007FFCA3980000-memory.dmp
          Download