Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-08-2024 01:33

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:5040
    • 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:5036
    • 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:3616
      • 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:3628
      • 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:2632
        • 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:2572
      • 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:4572
      • 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:1216
      • 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:4432
        • 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:4052
        • 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:2384
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:1656
          • 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:4756
          • 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:4320
          • 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:696
          • 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:4984

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_q1q0nhp3.z3z.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

      a5bf35672faad092bc2e0105326db412

      SHA1

      86d4ad4c307fa3730b41e787f969ec94a8e308d3

      SHA256

      169f64cd0a0de5489a4ac14e44636a9fda510bd01d7bb09c36ec3d8c92a40f80

      SHA512

      221ad46c784f93f2757c927237a0d209b1e78bcfb4a22dcd3951c834ecb0223982fff7d97bfd42d5d44f9ae193eb0ee86b8f6634ffd8943ea496182374c0d4a7

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

      Filesize

      19KB

      MD5

      f3b47bf3b2078ceaca9a5adac99c7e0f

      SHA1

      c6500c93c2ff4d8ed507db79e067529a1a672ff9

      SHA256

      b3abe732e8552ed5e926744dd1014fdb2d292be8618406382c256dfdc8a4760e

      SHA512

      a5e75a0ebffeba03d1ec538b15edc1adfdc264583b954b7b8bee90c69dd208574cae3e43c7717f9f52c9cd17fcde63f09cd1fa0b9765037713f1f25da2dabc64

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

      Filesize

      19KB

      MD5

      a500b92c52270b49af7823827eb6d756

      SHA1

      1aaec6ca5a2dfce5464eac70ad7198096382d239

      SHA256

      01f78d782f12a228c1a99e213cd226f4d4332f0716167fae45dce75c7fcfb41b

      SHA512

      074c40e3831838a4d746cbd426d06dca7c4182207529d8a11ecea09c16abf92f98673356a7b60191a925f2254eef2c760a0f5a0a8d58f7e5bd4d6ce396852fee

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

      Filesize

      19KB

      MD5

      23b82b7ce6f0f4999b4a88843d2ad0ed

      SHA1

      e4b0f33460c35ca35d954a58d0aa2055dff0a0d2

      SHA256

      08b0d94f71384bf4ae9816dcc17a4f2b332129a1d89885f8869c928af0281196

      SHA512

      8a03d30574e085ccb80bdcd3ca2aaa976dd3cd193a8fcb65c50f01bd8b9a41100f69c804108698de40ec52994244ecf32b649b3e51a3ba78729cf63b439e2e8f

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

      Filesize

      19KB

      MD5

      9f62a8888966c69272f65ff9a7f107fd

      SHA1

      1837a05b7eddbe337819cd8350138e2b0792c8db

      SHA256

      2cdbc294fb66bb829e58883a53ea2654de835fa643a8112c8c3fe2aef5eeb74f

      SHA512

      0db991081463f065081831597d4aac33c012c70722b6f0472c2b36ac6db175ded6990e46060429bcc0cb9f6c6d309ac9c4acc65aafc239099975e0b64efa065c

    • C:\Windows\rss\csrss.exe

      Filesize

      4.1MB

      MD5

      2857da9224b13fed53a8a164b68378c2

      SHA1

      249f40f1880247a5195c2d05be4611f2dc3e59ef

      SHA256

      5edd03b5ddbf162a0e63c16d7d579433d11f34e199fcbdcb7fbeb581ff3af86d

      SHA512

      0762a209bd2dd2dea9ab309b03fc54b1bc57dc39c3132d2cb77aea1ae8d36ebd733eae7470a41b8901c7d6333bafa14f11ee75d5f563ac08eb1a2a3a17aaa682

    • memory/1216-120-0x0000000005660000-0x00000000059B4000-memory.dmp

      Filesize

      3.3MB

    • memory/1216-124-0x0000000070220000-0x0000000070574000-memory.dmp

      Filesize

      3.3MB

    • memory/1216-123-0x00000000700A0000-0x00000000700EC000-memory.dmp

      Filesize

      304KB

    • memory/3616-122-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3616-140-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/3616-135-0x0000000002A20000-0x0000000002E1A000-memory.dmp

      Filesize

      4.0MB

    • memory/3616-60-0x0000000002E20000-0x000000000370B000-memory.dmp

      Filesize

      8.9MB

    • memory/3616-59-0x0000000002A20000-0x0000000002E1A000-memory.dmp

      Filesize

      4.0MB

    • memory/3628-70-0x0000000005E50000-0x00000000061A4000-memory.dmp

      Filesize

      3.3MB

    • memory/3628-82-0x0000000007680000-0x0000000007723000-memory.dmp

      Filesize

      652KB

    • memory/3628-84-0x00000000079F0000-0x0000000007A04000-memory.dmp

      Filesize

      80KB

    • memory/3628-83-0x00000000079A0000-0x00000000079B1000-memory.dmp

      Filesize

      68KB

    • memory/3628-71-0x00000000700A0000-0x00000000700EC000-memory.dmp

      Filesize

      304KB

    • memory/3628-72-0x0000000070240000-0x0000000070594000-memory.dmp

      Filesize

      3.3MB

    • memory/4052-153-0x00000000700A0000-0x00000000700EC000-memory.dmp

      Filesize

      304KB

    • memory/4052-154-0x0000000070820000-0x0000000070B74000-memory.dmp

      Filesize

      3.3MB

    • memory/4320-201-0x00000000060A0000-0x00000000063F4000-memory.dmp

      Filesize

      3.3MB

    • memory/4320-203-0x000000006FFC0000-0x000000007000C000-memory.dmp

      Filesize

      304KB

    • memory/4320-204-0x0000000070750000-0x0000000070AA4000-memory.dmp

      Filesize

      3.3MB

    • memory/4432-227-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-235-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-237-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-225-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-223-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-241-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-229-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-243-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-231-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-233-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-239-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4432-216-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/4572-97-0x0000000005DC0000-0x0000000006114000-memory.dmp

      Filesize

      3.3MB

    • memory/4572-99-0x00000000700A0000-0x00000000700EC000-memory.dmp

      Filesize

      304KB

    • memory/4572-100-0x0000000070820000-0x0000000070B74000-memory.dmp

      Filesize

      3.3MB

    • memory/4756-174-0x00000000057C0000-0x0000000005B14000-memory.dmp

      Filesize

      3.3MB

    • memory/4756-176-0x0000000005C00000-0x0000000005C4C000-memory.dmp

      Filesize

      304KB

    • memory/4756-190-0x00000000055B0000-0x00000000055C4000-memory.dmp

      Filesize

      80KB

    • memory/4756-189-0x0000000005570000-0x0000000005581000-memory.dmp

      Filesize

      68KB

    • memory/4756-188-0x0000000006E20000-0x0000000006EC3000-memory.dmp

      Filesize

      652KB

    • memory/4756-178-0x0000000070140000-0x0000000070494000-memory.dmp

      Filesize

      3.3MB

    • memory/4756-177-0x000000006FFC0000-0x000000007000C000-memory.dmp

      Filesize

      304KB

    • memory/5036-45-0x0000000007CD0000-0x0000000007CDA000-memory.dmp

      Filesize

      40KB

    • memory/5036-56-0x0000000074200000-0x00000000749B0000-memory.dmp

      Filesize

      7.7MB

    • memory/5036-48-0x0000000074200000-0x00000000749B0000-memory.dmp

      Filesize

      7.7MB

    • memory/5036-4-0x000000007420E000-0x000000007420F000-memory.dmp

      Filesize

      4KB

    • memory/5036-5-0x0000000005070000-0x00000000050A6000-memory.dmp

      Filesize

      216KB

    • memory/5036-40-0x0000000074200000-0x00000000749B0000-memory.dmp

      Filesize

      7.7MB

    • memory/5036-29-0x00000000700A0000-0x00000000700EC000-memory.dmp

      Filesize

      304KB

    • memory/5036-44-0x0000000074200000-0x00000000749B0000-memory.dmp

      Filesize

      7.7MB

    • memory/5036-42-0x0000000007BE0000-0x0000000007C83000-memory.dmp

      Filesize

      652KB

    • memory/5036-7-0x00000000057E0000-0x0000000005E08000-memory.dmp

      Filesize

      6.2MB

    • memory/5036-41-0x0000000007BC0000-0x0000000007BDE000-memory.dmp

      Filesize

      120KB

    • memory/5036-30-0x0000000070490000-0x00000000707E4000-memory.dmp

      Filesize

      3.3MB

    • memory/5036-6-0x0000000074200000-0x00000000749B0000-memory.dmp

      Filesize

      7.7MB

    • memory/5036-27-0x0000000007B80000-0x0000000007BB2000-memory.dmp

      Filesize

      200KB

    • memory/5036-49-0x0000000007D10000-0x0000000007D21000-memory.dmp

      Filesize

      68KB

    • memory/5036-50-0x0000000007D50000-0x0000000007D5E000-memory.dmp

      Filesize

      56KB

    • memory/5036-51-0x0000000007D60000-0x0000000007D74000-memory.dmp

      Filesize

      80KB

    • memory/5036-52-0x0000000007E50000-0x0000000007E6A000-memory.dmp

      Filesize

      104KB

    • memory/5036-53-0x0000000007E30000-0x0000000007E38000-memory.dmp

      Filesize

      32KB

    • memory/5036-46-0x0000000007D90000-0x0000000007E26000-memory.dmp

      Filesize

      600KB

    • memory/5036-8-0x0000000005740000-0x0000000005762000-memory.dmp

      Filesize

      136KB

    • memory/5036-26-0x00000000079D0000-0x00000000079EA000-memory.dmp

      Filesize

      104KB

    • memory/5036-25-0x0000000008030000-0x00000000086AA000-memory.dmp

      Filesize

      6.5MB

    • memory/5036-24-0x0000000007930000-0x00000000079A6000-memory.dmp

      Filesize

      472KB

    • memory/5036-23-0x0000000006B50000-0x0000000006B94000-memory.dmp

      Filesize

      272KB

    • memory/5036-22-0x0000000006640000-0x000000000668C000-memory.dmp

      Filesize

      304KB

    • memory/5036-21-0x0000000006610000-0x000000000662E000-memory.dmp

      Filesize

      120KB

    • memory/5036-20-0x0000000005FC0000-0x0000000006314000-memory.dmp

      Filesize

      3.3MB

    • memory/5036-10-0x0000000005E80000-0x0000000005EE6000-memory.dmp

      Filesize

      408KB

    • memory/5036-9-0x0000000005E10000-0x0000000005E76000-memory.dmp

      Filesize

      408KB

    • memory/5040-28-0x0000000002E00000-0x0000000003202000-memory.dmp

      Filesize

      4.0MB

    • memory/5040-1-0x0000000002E00000-0x0000000003202000-memory.dmp

      Filesize

      4.0MB

    • memory/5040-43-0x0000000003210000-0x0000000003AFB000-memory.dmp

      Filesize

      8.9MB

    • memory/5040-57-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/5040-47-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/5040-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

      Filesize

      9.1MB

    • memory/5040-2-0x0000000003210000-0x0000000003AFB000-memory.dmp

      Filesize

      8.9MB