Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-01-2025 11:50

General

  • Target

    Document desription.exe

  • Size

    1.3MB

  • MD5

    42e5f44b46f5a582a85829236ba2c2c8

  • SHA1

    d733b18d85baead3612710bbd7965f17f96b22c4

  • SHA256

    6f5273caf722986c373fd330354161fa8140201f41b0edec092700ab2ed463e3

  • SHA512

    70ad0cd995d1fc3602190d27c0f53a17e4c342d270998205f69c1e9b3cebf019d45e312542a852ac0921bff41a9b5584d4d8d36543712fe0c7507644134daad7

  • SSDEEP

    24576:aQejQy4n+DF3BwDEXWxCVsdRG9zGE5jDkyY7abKv35NXGbEJOa7lgE:dAQy4duWxKsd49z9jS7rGUZ

Malware Config

Extracted

Family

darkvision

C2

acuweld.ddns.net

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7666772215:AAG3oWDDhgYedd4yOneZp0AStrhY_tgTlTc/sendMessage?chat_id=5830304904

Signatures

  • DarkVision Rat

    DarkVision Rat is a trojan written in C++.

  • Darkvision family
  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 3 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3404
      • C:\Users\Admin\AppData\Local\Temp\Document desription.exe
        "C:\Users\Admin\AppData\Local\Temp\Document desription.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops startup file
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2024
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3616
        • C:\Windows\SYSTEM32\cmd.exe
          cmd.exe /c powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\explorers'
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3188
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell.exe Add-MpPreference -ExclusionPath 'C:\ProgramData\explorers'
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4540
        • C:\Users\New crypted snake.exe
          "C:\Users\New crypted snake.exe"
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Drops startup file
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:244
        • C:\Users\Nova crypted.exe
          "C:\Users\Nova crypted.exe"
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Drops startup file
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2372
      • C:\Users\New crypted snake.exe
        "C:\Users\New crypted snake.exe"
        2⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3108
      • C:\Users\Nova crypted.exe
        "C:\Users\Nova crypted.exe"
        2⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2352

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1nh0wuer.p4e.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Value.vbs

      Filesize

      80B

      MD5

      6b4ac23080270918222553825a312759

      SHA1

      cf754a17916fa166f1c7549cb21ba946190b3ab1

      SHA256

      5c899e551e6216bcc06105806341271a47dea29b5014b0a7593a461d8c909562

      SHA512

      cbad92355285e3cfec1321a217dbad38425178dba332260d699e0473fc42120a271a6ef3f47e8a88172e3a06cdbf82df374151820280a37fc9e4fc19fc9addcb

    • C:\Users\New crypted snake.exe

      Filesize

      1.2MB

      MD5

      2ea019dbe3efff39790bfe79cf62773d

      SHA1

      12a0f64af37e6155b4d7fa23ac308304021a221c

      SHA256

      df92883fd259a4a60109536dc2761aa10f0c0ef058b3d95e2d4115123497c598

      SHA512

      2fee9e1011b01206fd369fabe3f0af01e2621b72d3e74343804085bfefd50a3ac720415b4c7fa7e7858824e4cf76e5410d70df2493ffa74b47b2d019057afc1b

    • C:\Users\Nova crypted.exe

      Filesize

      1.3MB

      MD5

      d0d97d776220a52efd53999d3d48bec1

      SHA1

      423c49d5bad560a63d29a951e84917cd193ef02c

      SHA256

      fd7e68e54560864ed23b65afaeb53e06ae22202f07ea23518bc5dc6dc218bb32

      SHA512

      45a41fee891f9dcada986c390e1b6d22099876a8e69fa4c37c027de0e15b495742fe3542caf528782274aab3da81ac37f39ce124f7d17d18be992239cb353e81

    • \??\c:\users\admin\appdata\roaming\value.exe

      Filesize

      192KB

      MD5

      44b355e570a0aca88a18bfd69d85d32c

      SHA1

      08f4bf36f2010d1b9643790a45cf19129603f1db

      SHA256

      7eb743962a523c37258555f08df77fcdea957a66daa786b8e933830e40565bb4

      SHA512

      2d1f65ef4d7245b64a0787c8a9d159c0cb8784acc7d181a910fcbdf5c8394a8bcdf9d4114fdee4d7d6081a64d1659ff105aa86222a32111968e1ad62f76238c2

    • memory/244-2724-0x0000000005B40000-0x0000000005BA0000-memory.dmp

      Filesize

      384KB

    • memory/244-2723-0x0000000005AE0000-0x0000000005B42000-memory.dmp

      Filesize

      392KB

    • memory/244-1400-0x00000000059E0000-0x0000000005A72000-memory.dmp

      Filesize

      584KB

    • memory/244-1399-0x0000000005E90000-0x0000000006434000-memory.dmp

      Filesize

      5.6MB

    • memory/244-1398-0x00000000056D0000-0x00000000057D8000-memory.dmp

      Filesize

      1.0MB

    • memory/244-1397-0x0000000005550000-0x0000000005658000-memory.dmp

      Filesize

      1.0MB

    • memory/244-1396-0x0000000000AC0000-0x0000000000C02000-memory.dmp

      Filesize

      1.3MB

    • memory/2024-38-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-1336-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-52-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-50-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-48-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-47-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-42-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-40-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-0-0x00007FFAF29E3000-0x00007FFAF29E5000-memory.dmp

      Filesize

      8KB

    • memory/2024-36-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-34-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-32-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-30-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-26-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-24-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-22-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-20-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-18-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-16-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-14-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-10-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-8-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-6-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-4-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-1325-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1327-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1326-0x000001EFDD770000-0x000001EFDD7EE000-memory.dmp

      Filesize

      504KB

    • memory/2024-1328-0x000001EFDDA70000-0x000001EFDDAEA000-memory.dmp

      Filesize

      488KB

    • memory/2024-1329-0x000001EFDD7F0000-0x000001EFDD83C000-memory.dmp

      Filesize

      304KB

    • memory/2024-1330-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1331-0x00007FFAF29E3000-0x00007FFAF29E5000-memory.dmp

      Filesize

      8KB

    • memory/2024-1332-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1333-0x000001EFDDAF0000-0x000001EFDDB44000-memory.dmp

      Filesize

      336KB

    • memory/2024-54-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-1340-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1341-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1347-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1348-0x00007FFAF29E0000-0x00007FFAF34A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2024-1-0x000001EFC31B0000-0x000001EFC3308000-memory.dmp

      Filesize

      1.3MB

    • memory/2024-2-0x000001EFDD850000-0x000001EFDD972000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-3-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-60-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-56-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-44-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-28-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-12-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-58-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-62-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-64-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2024-66-0x000001EFDD850000-0x000001EFDD96D000-memory.dmp

      Filesize

      1.1MB

    • memory/2352-4080-0x0000000000560000-0x00000000005AE000-memory.dmp

      Filesize

      312KB

    • memory/2372-2740-0x00000000008F0000-0x0000000000A48000-memory.dmp

      Filesize

      1.3MB

    • memory/2372-4066-0x0000000005910000-0x0000000005988000-memory.dmp

      Filesize

      480KB

    • memory/2372-4065-0x0000000005830000-0x00000000058AA000-memory.dmp

      Filesize

      488KB

    • memory/2372-2742-0x00000000053B0000-0x00000000054D0000-memory.dmp

      Filesize

      1.1MB

    • memory/2372-2741-0x0000000005290000-0x00000000053B0000-memory.dmp

      Filesize

      1.1MB

    • memory/3108-2733-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/3108-2734-0x0000000005880000-0x000000000591C000-memory.dmp

      Filesize

      624KB

    • memory/3108-4067-0x0000000006E10000-0x0000000006E60000-memory.dmp

      Filesize

      320KB

    • memory/3108-4068-0x00000000070D0000-0x0000000007292000-memory.dmp

      Filesize

      1.8MB

    • memory/3108-4069-0x0000000007070000-0x000000000707A000-memory.dmp

      Filesize

      40KB

    • memory/3616-1367-0x0000000140000000-0x000000014007A000-memory.dmp

      Filesize

      488KB

    • memory/3616-1349-0x0000000140000000-0x000000014007A000-memory.dmp

      Filesize

      488KB

    • memory/4540-1352-0x00007FFAF2AF0000-0x00007FFAF35B1000-memory.dmp

      Filesize

      10.8MB

    • memory/4540-1350-0x00007FFAF2AF3000-0x00007FFAF2AF5000-memory.dmp

      Filesize

      8KB

    • memory/4540-1353-0x000001EF2B470000-0x000001EF2B492000-memory.dmp

      Filesize

      136KB

    • memory/4540-1351-0x00007FFAF2AF0000-0x00007FFAF35B1000-memory.dmp

      Filesize

      10.8MB

    • memory/4540-1365-0x00007FFAF2AF0000-0x00007FFAF35B1000-memory.dmp

      Filesize

      10.8MB