Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 05:11

General

  • Target

    5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d.exe

  • Size

    4.1MB

  • MD5

    2857da9224b13fed53a8a164b68378c2

  • SHA1

    249f40f1880247a5195c2d05be4611f2dc3e59ef

  • SHA256

    5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d

  • SHA512

    0762a209bd2dd2dea9ab309b03fc54b1bc57dc39c3132d2cb77aea1ae8d36ebd733eae7470a41b8901c7d6333bafa14f11ee75d5f563ac08eb1a2a3a17aaa682

  • SSDEEP

    98304:wX9T5zY+neAgaWGUopMVtlg/ngaxdvvigMwWx:U9+TAmopMOgafvPTWx

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba payload 20 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Manipulates WinMonFS driver. 1 IoCs

    Roottkits write to WinMonFS to hide directories/files from being detected.

  • Drops file in System32 directory 7 IoCs
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

    Using powershell.exe command.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d.exe
    "C:\Users\Admin\AppData\Local\Temp\5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5024
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:932
    • C:\Users\Admin\AppData\Local\Temp\5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d.exe
      "C:\Users\Admin\AppData\Local\Temp\5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2316
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:64
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:2072
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:316
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1860
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Manipulates WinMonFS driver.
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3832
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          4⤵
          • Drops file in System32 directory
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3856
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4764
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:748
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3684
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:64
          • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
            C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:620
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
            4⤵
            • Scheduled Task/Job: Scheduled Task
            PID:3292

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hdykeydu.s2r.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe

      Filesize

      281KB

      MD5

      d98e33b66343e7c96158444127a117f6

      SHA1

      bb716c5509a2bf345c6c1152f6e3e1452d39d50d

      SHA256

      5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

      SHA512

      705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

    • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

      Filesize

      2KB

      MD5

      3d086a433708053f9bf9523e1d87a4e8

      SHA1

      b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

      SHA256

      6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

      SHA512

      931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

    • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

      Filesize

      19KB

      MD5

      d04550c22b3aff2dd81b3c6134422227

      SHA1

      7a43e6822e845e80613deb09cd5f0e49c54ecff0

      SHA256

      b4aec9c83f80bd738b72581658b48d16d54d7201ab037566c9bedf9e0a953089

      SHA512

      d8502687e1c9f6444699477323c4ed5c8bf377862c8314393ebe658c996aee4d013dc795d375f144e1946cc4bf3b67b1a5703916c7145e7aaef0d04721af949a

    • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

      Filesize

      19KB

      MD5

      352a9c967fdace081f50f68ce7ed2670

      SHA1

      f084a3868461bb8a19be80ff24319658cc80ba3d

      SHA256

      1c28f1d2a53b9729021964f8b0851fcd073c7ca4492bd05de2927b303147f307

      SHA512

      fdb656f28c5aea78af6c8cca80a20e0b56b49bb0a6a9d6473d8ac3ac6f68953b3e16dee3a0404a16faf2bab5dda9800fa5a3a610fdafc1a229f2137dc1dbec5f

    • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

      Filesize

      19KB

      MD5

      a459bb1f30121f47354cfed8ba0432f8

      SHA1

      a4cef7867eb5f2e1e14ebb8e5af91483d64c5452

      SHA256

      50ae9732769a3feba2516a1728623d96e3a025a806734f479b03a58a8c0d5eb0

      SHA512

      50e26ab8d55c0bc13f3f7df6e54561fadb120d35fbdb4da56bb7f2ee20ed727b3d4b95ccf885cb509c5f6616ca3d725ee2c737ca97e550b83194d23f96cda830

    • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

      Filesize

      19KB

      MD5

      e698b9631ed1708ca9b40524492bb384

      SHA1

      405fbdaa67d403d10d4d39bdbbee36a92ac5c195

      SHA256

      596439d29dc051d305770f9e19b9fa853dfb67c931c953609136fdf23ab5a56b

      SHA512

      7aad1910c53421d41f84a993d15b489b46694e8e9d79580b730af93525a4c261f94393ee0ef78f8fbbc0909702f5223a26d79d80e68aa7ddd58f2956da664aeb

    • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

      Filesize

      19KB

      MD5

      fa67594395aeaf8ca4b5b21b2c0c036d

      SHA1

      ba1ab5a86deffed248fa492dae4ccc0e3b200011

      SHA256

      20ce485b615115f06a4fd677a7cd1fd2b8021c8da918c14ad2691937c1abeb85

      SHA512

      ef772b30dbefe7e771d25d05240f0a5e0449f2c8ba55c9d6568cfa848a934665acbaa9d8af98bcdf57377cc0b6cf8379d102d12d84627de7f0af66ae29c6d9cd

    • C:\Windows\rss\csrss.exe

      Filesize

      4.1MB

      MD5

      2857da9224b13fed53a8a164b68378c2

      SHA1

      249f40f1880247a5195c2d05be4611f2dc3e59ef

      SHA256

      5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d

      SHA512

      0762a209bd2dd2dea9ab309b03fc54b1bc57dc39c3132d2cb77aea1ae8d36ebd733eae7470a41b8901c7d6333bafa14f11ee75d5f563ac08eb1a2a3a17aaa682

    • memory/64-200-0x00000000061C0000-0x0000000006514000-memory.dmp

      Filesize

      3.3MB

    • memory/64-202-0x000000006FF80000-0x000000006FFCC000-memory.dmp

      Filesize

      304KB

    • memory/64-203-0x0000000070100000-0x0000000070454000-memory.dmp

      Filesize

      3.3MB

    • memory/316-97-0x0000000005B30000-0x0000000005E84000-memory.dmp

      Filesize

      3.3MB

    • memory/316-99-0x0000000070060000-0x00000000700AC000-memory.dmp

      Filesize

      304KB

    • memory/316-100-0x00000000707E0000-0x0000000070B34000-memory.dmp

      Filesize

      3.3MB

    • memory/932-25-0x0000000007DC0000-0x000000000843A000-memory.dmp

      Filesize

      6.5MB

    • memory/932-52-0x0000000007B00000-0x0000000007B08000-memory.dmp

      Filesize

      32KB

    • memory/932-28-0x0000000070060000-0x00000000700AC000-memory.dmp

      Filesize

      304KB

    • memory/932-30-0x0000000070760000-0x0000000070AB4000-memory.dmp

      Filesize

      3.3MB

    • memory/932-41-0x00000000741C0000-0x0000000074970000-memory.dmp

      Filesize

      7.7MB

    • memory/932-40-0x0000000007950000-0x000000000796E000-memory.dmp

      Filesize

      120KB

    • memory/932-42-0x0000000007970000-0x0000000007A13000-memory.dmp

      Filesize

      652KB

    • memory/932-43-0x0000000007A60000-0x0000000007A6A000-memory.dmp

      Filesize

      40KB

    • memory/932-45-0x00000000741C0000-0x0000000074970000-memory.dmp

      Filesize

      7.7MB

    • memory/932-27-0x0000000007910000-0x0000000007942000-memory.dmp

      Filesize

      200KB

    • memory/932-26-0x0000000007760000-0x000000000777A000-memory.dmp

      Filesize

      104KB

    • memory/932-24-0x00000000076C0000-0x0000000007736000-memory.dmp

      Filesize

      472KB

    • memory/932-46-0x0000000007B70000-0x0000000007C06000-memory.dmp

      Filesize

      600KB

    • memory/932-47-0x0000000007A70000-0x0000000007A81000-memory.dmp

      Filesize

      68KB

    • memory/932-48-0x0000000007AB0000-0x0000000007ABE000-memory.dmp

      Filesize

      56KB

    • memory/932-49-0x0000000007AD0000-0x0000000007AE4000-memory.dmp

      Filesize

      80KB

    • memory/932-23-0x0000000007300000-0x0000000007344000-memory.dmp

      Filesize

      272KB

    • memory/932-22-0x0000000006430000-0x000000000647C000-memory.dmp

      Filesize

      304KB

    • memory/932-51-0x0000000007B10000-0x0000000007B2A000-memory.dmp

      Filesize

      104KB

    • memory/932-29-0x00000000741C0000-0x0000000074970000-memory.dmp

      Filesize

      7.7MB

    • memory/932-55-0x00000000741C0000-0x0000000074970000-memory.dmp

      Filesize

      7.7MB

    • memory/932-21-0x0000000006390000-0x00000000063AE000-memory.dmp

      Filesize

      120KB

    • memory/932-20-0x0000000005D70000-0x00000000060C4000-memory.dmp

      Filesize

      3.3MB

    • memory/932-4-0x00000000741CE000-0x00000000741CF000-memory.dmp

      Filesize

      4KB

    • memory/932-5-0x0000000004DB0000-0x0000000004DE6000-memory.dmp

      Filesize

      216KB

    • memory/932-6-0x00000000741C0000-0x0000000074970000-memory.dmp

      Filesize

      7.7MB

    • memory/932-7-0x0000000005560000-0x0000000005B88000-memory.dmp

      Filesize

      6.2MB

    • memory/932-10-0x0000000005C90000-0x0000000005CF6000-memory.dmp

      Filesize

      408KB

    • memory/932-9-0x0000000005450000-0x00000000054B6000-memory.dmp

      Filesize

      408KB

    • memory/932-8-0x00000000052B0000-0x00000000052D2000-memory.dmp

      Filesize

      136KB

    • memory/1860-122-0x0000000070060000-0x00000000700AC000-memory.dmp

      Filesize

      304KB

    • memory/1860-123-0x00000000701E0000-0x0000000070534000-memory.dmp

      Filesize

      3.3MB

    • memory/1860-120-0x0000000006110000-0x0000000006464000-memory.dmp

      Filesize

      3.3MB

    • memory/2000-138-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/2000-139-0x0000000002AB0000-0x0000000002EAE000-memory.dmp

      Filesize

      4.0MB

    • memory/2000-60-0x0000000002EB0000-0x000000000379B000-memory.dmp

      Filesize

      8.9MB

    • memory/2000-59-0x0000000002AB0000-0x0000000002EAE000-memory.dmp

      Filesize

      4.0MB

    • memory/2316-72-0x0000000070200000-0x0000000070554000-memory.dmp

      Filesize

      3.3MB

    • memory/2316-83-0x0000000007620000-0x0000000007631000-memory.dmp

      Filesize

      68KB

    • memory/2316-82-0x0000000007310000-0x00000000073B3000-memory.dmp

      Filesize

      652KB

    • memory/2316-71-0x0000000070060000-0x00000000700AC000-memory.dmp

      Filesize

      304KB

    • memory/2316-70-0x0000000005CE0000-0x0000000006034000-memory.dmp

      Filesize

      3.3MB

    • memory/2316-84-0x0000000007670000-0x0000000007684000-memory.dmp

      Filesize

      80KB

    • memory/3684-177-0x0000000070110000-0x0000000070464000-memory.dmp

      Filesize

      3.3MB

    • memory/3684-189-0x0000000005AF0000-0x0000000005B04000-memory.dmp

      Filesize

      80KB

    • memory/3684-188-0x0000000007280000-0x0000000007291000-memory.dmp

      Filesize

      68KB

    • memory/3684-173-0x0000000005770000-0x0000000005AC4000-memory.dmp

      Filesize

      3.3MB

    • memory/3684-187-0x0000000006F00000-0x0000000006FA3000-memory.dmp

      Filesize

      652KB

    • memory/3684-175-0x0000000005D40000-0x0000000005D8C000-memory.dmp

      Filesize

      304KB

    • memory/3684-176-0x000000006FF80000-0x000000006FFCC000-memory.dmp

      Filesize

      304KB

    • memory/3832-229-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-241-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-256-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-253-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-250-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-247-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-244-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-238-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-235-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-220-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-223-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-226-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3832-232-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3856-152-0x0000000070060000-0x00000000700AC000-memory.dmp

      Filesize

      304KB

    • memory/3856-153-0x00000000701E0000-0x0000000070534000-memory.dmp

      Filesize

      3.3MB

    • memory/5024-58-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/5024-1-0x0000000002B20000-0x0000000002F21000-memory.dmp

      Filesize

      4.0MB

    • memory/5024-2-0x0000000002F30000-0x000000000381B000-memory.dmp

      Filesize

      8.9MB

    • memory/5024-56-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/5024-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/5024-44-0x0000000002B20000-0x0000000002F21000-memory.dmp

      Filesize

      4.0MB

    • memory/5024-50-0x0000000002F30000-0x000000000381B000-memory.dmp

      Filesize

      8.9MB