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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/05/2024, 11:37

General

  • Target

    944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe

  • Size

    4.1MB

  • MD5

    066309913db7c6fa910f37806118470b

  • SHA1

    e9c2dcf898a30c8932fa90def78ff3480cdd255d

  • SHA256

    944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655

  • SHA512

    2ad785b483891210693c0fe2bb4dd443907c878a83dc30517e3a519cb09afd7c75b3394b109abbc752d32cd1009652aedf8dba2a06c8cb8abdd8babd59501f4a

  • SSDEEP

    98304:PQx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08FT:Yx32Mq02zAeLCVnWszfVfeCa8CLXv/R

Malware Config

Signatures

  • Glupteba

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

  • Glupteba payload 19 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.

  • Program crash 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 64 IoCs
  • 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\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4648
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4768
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 2536
        3⤵
        • Program crash
        PID:2836
    • C:\Users\Admin\AppData\Local\Temp\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe
      "C:\Users\Admin\AppData\Local\Temp\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3148
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4992
      • 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:2844
        • 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
          PID:3936
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4304
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Command and Scripting Interpreter: PowerShell
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4348
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Manipulates WinMonFS driver.
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1608
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          4⤵
          • Drops file in System32 directory
          • Command and Scripting Interpreter: PowerShell
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1468
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Creates scheduled task(s)
          PID:1444
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:1548
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2684
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -nologo -noprofile
            4⤵
            • Drops file in System32 directory
            • Command and Scripting Interpreter: PowerShell
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2284
          • 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:1596
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
            4⤵
            • Creates scheduled task(s)
            PID:4668
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 620
          3⤵
          • Program crash
          PID:4000
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4768 -ip 4768
      1⤵
        PID:608
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3148 -ip 3148
        1⤵
          PID:4848

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dfxdfalv.dma.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

          968cb9309758126772781b83adb8a28f

          SHA1

          8da30e71accf186b2ba11da1797cf67f8f78b47c

          SHA256

          92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

          SHA512

          4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

          Filesize

          19KB

          MD5

          d28a72a76b93c25dc27e6794ad1d45b3

          SHA1

          584deebf6159b5e9563c520cac8b769df5732f24

          SHA256

          0bd979f945dbcaafcf2989d13324b4a9b737d6e828cf8beeb62a755491a3d362

          SHA512

          85f871bd5f6c5d77445f510e169b7ede28ba717e0149a5a968cab49da17d27aa99435829fad6149898c9a9b9be6058d28da7d0335afcf6632e3ba1811c1d07d0

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

          Filesize

          19KB

          MD5

          9a8d0df24039466a34d9212271db1797

          SHA1

          71392fa4678bfe9ca98b2efdc249996564ff7529

          SHA256

          9c4722d81e8679a955aa864ccc2e40f1b3b27a650a9f9c1dea3922fe4c20e334

          SHA512

          5bc08ba069b9ed7a774d9ddc74003f91d2232e18150696c11c9c1f2ea63d65f0bb5c41111a680b8eb1877efb9c91c9a8553de6157c1b603ee44638692c05423c

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

          Filesize

          19KB

          MD5

          1a650d47c83163d67e0d53bfecaedc4c

          SHA1

          bdf0308f0215d406557457db1b5ee1ec8d3de011

          SHA256

          2bce21a9b0c4249b6da803fbc1ea94d46021e4678178b549842084e2229c9645

          SHA512

          95585938caad21eed304e2dc641031a2a8c1c1e5498ccabd838419b8bedfcc3146f4ef7f5d623db6585e38af237e54c4d3c5358c30b7c30d6bfa20996a62e89a

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

          Filesize

          19KB

          MD5

          88b0357297240d3fa8eb36846cba65be

          SHA1

          fdc3d98734c5288abfed614532a4558bf548b686

          SHA256

          c3941ea48e38f793c9ab8deec6b2c00c1e75ef9e5017bc8bc3237c83c56911a1

          SHA512

          1f867c69fa6918583885890d64af351f92e9fd9827476ee08873d2ba0632c2eec6ffdf197e1edfb41f9d5d57cb5c876ee3ecc92dfbb98800342a9263c3f302d9

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

          Filesize

          19KB

          MD5

          2d11fff622db45e0a53e4688ca520fa6

          SHA1

          6dd227f7deb70734ac616b3bb4a0fa4db1227b7e

          SHA256

          8a13673b2ec5fca50be0a1553e0e2888469f814714eeb76f7615506443dda482

          SHA512

          57c33914f3928f8b79ace5a97cfff0ea53de492ec2f4527074664173c4d5272e6625f216ac43c0c8494419711272749e74298d4d49c0731665e519c27a2d5606

        • C:\Windows\rss\csrss.exe

          Filesize

          4.1MB

          MD5

          066309913db7c6fa910f37806118470b

          SHA1

          e9c2dcf898a30c8932fa90def78ff3480cdd255d

          SHA256

          944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655

          SHA512

          2ad785b483891210693c0fe2bb4dd443907c878a83dc30517e3a519cb09afd7c75b3394b109abbc752d32cd1009652aedf8dba2a06c8cb8abdd8babd59501f4a

        • memory/1468-158-0x0000000007700000-0x0000000007711000-memory.dmp

          Filesize

          68KB

        • memory/1468-159-0x0000000005FA0000-0x0000000005FB4000-memory.dmp

          Filesize

          80KB

        • memory/1468-143-0x0000000005B10000-0x0000000005E64000-memory.dmp

          Filesize

          3.3MB

        • memory/1468-145-0x00000000061F0000-0x000000000623C000-memory.dmp

          Filesize

          304KB

        • memory/1468-146-0x000000006FFD0000-0x000000007001C000-memory.dmp

          Filesize

          304KB

        • memory/1468-147-0x0000000070770000-0x0000000070AC4000-memory.dmp

          Filesize

          3.3MB

        • memory/1468-157-0x00000000073D0000-0x0000000007473000-memory.dmp

          Filesize

          652KB

        • memory/1608-173-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-222-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-226-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-225-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-224-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-217-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-218-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-223-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-221-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-219-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/1608-220-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/2284-198-0x0000000005640000-0x0000000005994000-memory.dmp

          Filesize

          3.3MB

        • memory/2284-200-0x000000006FEF0000-0x000000006FF3C000-memory.dmp

          Filesize

          304KB

        • memory/2284-201-0x0000000070070000-0x00000000703C4000-memory.dmp

          Filesize

          3.3MB

        • memory/2684-187-0x0000000005A20000-0x0000000005A34000-memory.dmp

          Filesize

          80KB

        • memory/2684-170-0x00000000055A0000-0x00000000058F4000-memory.dmp

          Filesize

          3.3MB

        • memory/2684-172-0x0000000005C20000-0x0000000005C6C000-memory.dmp

          Filesize

          304KB

        • memory/2684-175-0x0000000070680000-0x00000000709D4000-memory.dmp

          Filesize

          3.3MB

        • memory/2684-174-0x000000006FEF0000-0x000000006FF3C000-memory.dmp

          Filesize

          304KB

        • memory/2684-185-0x0000000006E20000-0x0000000006EC3000-memory.dmp

          Filesize

          652KB

        • memory/2684-186-0x00000000071A0000-0x00000000071B1000-memory.dmp

          Filesize

          68KB

        • memory/3148-81-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/3148-133-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/4304-92-0x0000000005880000-0x0000000005BD4000-memory.dmp

          Filesize

          3.3MB

        • memory/4304-95-0x0000000070810000-0x0000000070B64000-memory.dmp

          Filesize

          3.3MB

        • memory/4304-94-0x0000000070070000-0x00000000700BC000-memory.dmp

          Filesize

          304KB

        • memory/4348-117-0x0000000070810000-0x0000000070B64000-memory.dmp

          Filesize

          3.3MB

        • memory/4348-116-0x0000000070070000-0x00000000700BC000-memory.dmp

          Filesize

          304KB

        • memory/4648-28-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/4648-46-0x0000000000400000-0x0000000002B0D000-memory.dmp

          Filesize

          39.1MB

        • memory/4648-2-0x0000000004CE0000-0x00000000055CB000-memory.dmp

          Filesize

          8.9MB

        • memory/4648-1-0x00000000048D0000-0x0000000004CD6000-memory.dmp

          Filesize

          4.0MB

        • memory/4648-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/4648-48-0x0000000004CE0000-0x00000000055CB000-memory.dmp

          Filesize

          8.9MB

        • memory/4648-49-0x0000000000400000-0x0000000000D1C000-memory.dmp

          Filesize

          9.1MB

        • memory/4768-20-0x0000000006100000-0x0000000006166000-memory.dmp

          Filesize

          408KB

        • memory/4768-19-0x0000000005F60000-0x0000000005FC6000-memory.dmp

          Filesize

          408KB

        • memory/4768-4-0x00000000740DE000-0x00000000740DF000-memory.dmp

          Filesize

          4KB

        • memory/4768-5-0x0000000002F60000-0x0000000002F96000-memory.dmp

          Filesize

          216KB

        • memory/4768-6-0x0000000005750000-0x0000000005D78000-memory.dmp

          Filesize

          6.2MB

        • memory/4768-7-0x00000000740D0000-0x0000000074880000-memory.dmp

          Filesize

          7.7MB

        • memory/4768-8-0x00000000740D0000-0x0000000074880000-memory.dmp

          Filesize

          7.7MB

        • memory/4768-14-0x0000000005DC0000-0x0000000005DE2000-memory.dmp

          Filesize

          136KB

        • memory/4768-45-0x00000000740D0000-0x0000000074880000-memory.dmp

          Filesize

          7.7MB

        • memory/4768-21-0x0000000006170000-0x00000000064C4000-memory.dmp

          Filesize

          3.3MB

        • memory/4768-44-0x0000000007C10000-0x0000000007C1A000-memory.dmp

          Filesize

          40KB

        • memory/4768-43-0x00000000740D0000-0x0000000074880000-memory.dmp

          Filesize

          7.7MB

        • memory/4768-42-0x0000000007B20000-0x0000000007BC3000-memory.dmp

          Filesize

          652KB

        • memory/4768-41-0x0000000007B00000-0x0000000007B1E000-memory.dmp

          Filesize

          120KB

        • memory/4768-31-0x00000000700F0000-0x0000000070444000-memory.dmp

          Filesize

          3.3MB

        • memory/4768-30-0x000000006FF70000-0x000000006FFBC000-memory.dmp

          Filesize

          304KB

        • memory/4768-29-0x0000000007AC0000-0x0000000007AF2000-memory.dmp

          Filesize

          200KB

        • memory/4768-27-0x0000000007910000-0x000000000792A000-memory.dmp

          Filesize

          104KB

        • memory/4768-26-0x0000000007F70000-0x00000000085EA000-memory.dmp

          Filesize

          6.5MB

        • memory/4768-25-0x0000000007870000-0x00000000078E6000-memory.dmp

          Filesize

          472KB

        • memory/4768-24-0x0000000006A90000-0x0000000006AD4000-memory.dmp

          Filesize

          272KB

        • memory/4768-23-0x00000000065F0000-0x000000000663C000-memory.dmp

          Filesize

          304KB

        • memory/4768-22-0x0000000006550000-0x000000000656E000-memory.dmp

          Filesize

          120KB

        • memory/4992-75-0x00000000073A0000-0x00000000073AE000-memory.dmp

          Filesize

          56KB

        • memory/4992-73-0x0000000007440000-0x00000000074D6000-memory.dmp

          Filesize

          600KB

        • memory/4992-76-0x00000000073B0000-0x00000000073C4000-memory.dmp

          Filesize

          80KB

        • memory/4992-78-0x00000000073E0000-0x00000000073E8000-memory.dmp

          Filesize

          32KB

        • memory/4992-77-0x00000000073F0000-0x000000000740A000-memory.dmp

          Filesize

          104KB

        • memory/4992-62-0x0000000070830000-0x0000000070B84000-memory.dmp

          Filesize

          3.3MB

        • memory/4992-50-0x00000000057B0000-0x0000000005B04000-memory.dmp

          Filesize

          3.3MB

        • memory/4992-60-0x0000000005E90000-0x0000000005EDC000-memory.dmp

          Filesize

          304KB

        • memory/4992-61-0x0000000070070000-0x00000000700BC000-memory.dmp

          Filesize

          304KB

        • memory/4992-72-0x0000000006E20000-0x0000000006EC3000-memory.dmp

          Filesize

          652KB

        • memory/4992-74-0x0000000007360000-0x0000000007371000-memory.dmp

          Filesize

          68KB