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
    20-05-2024 05:33

General

  • Target

    ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.exe

  • Size

    4.1MB

  • MD5

    212f2dea4e3a578972ddfe0287a97e83

  • SHA1

    5208848ae1ef67df966e9356f0bfaaf8461e4b29

  • SHA256

    ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a

  • SHA512

    0936f55938875fcbc4292049f9532f0d7a8d7d2e8bc3b67eaccf37f43471a2c49781a99768426bd56768585a865b4a6c44dfc344fbd858e664ca9e7d3cb7caa7

  • SSDEEP

    98304:NH+PiUxpnK5pcCD6RLXH4DRMjOnEmJ5mWZ44js55cU5wvI2o:NH+PiSfw6Rz4ejOEAZ44S5J5ww2o

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 1 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\ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.exe
    "C:\Users\Admin\AppData\Local\Temp\ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4520
    • 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:1648
    • C:\Users\Admin\AppData\Local\Temp\ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.exe
      "C:\Users\Admin\AppData\Local\Temp\ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a.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:3900
      • 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:5064
      • 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:1460
        • 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:4964
      • 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:2188
      • 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:4860
      • 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:3044
        • 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:3124
        • 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:4676
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:3856
          • 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:3880
          • 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:3012
          • 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:384
          • 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:1184
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3900 -s 760
          3⤵
          • Program crash
          PID:2916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3900 -ip 3900
      1⤵
        PID:4072

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_en15gwpk.yal.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

        40af206b7505b19c70f73b32fc0c4d35

        SHA1

        6d136d24492e07ee5b3378cb389f47aedc366acf

        SHA256

        7a2538dbb31f9e9f2a0ab44f3b64301f2eb17643bb38bb1cb093ccf7ae81319a

        SHA512

        d096c0f89fa1004d4e14e3bb01ea98ef8e0a29f54bafaac1e85393ce6c81a8b008b6767397c146be78985b450d5a4febec0e7fa364db9947dac23bb18b4476a5

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

        Filesize

        19KB

        MD5

        c53b1a1065915591547f484fb91498c5

        SHA1

        80e89591743e88ec43170d2dc4a4c5d0a3f9db04

        SHA256

        64ce5d158c4349169e8b6f41d0df2172352a655162e96e963133a1399c4611ce

        SHA512

        a37a9a1ab682e67490899ecd7fa83681d866e73ac741bb1f001d1610453572ed6dd36021bda8008d4c6e7db27f6c898c59d8f97222f415408ee1595995f928b1

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

        Filesize

        19KB

        MD5

        68da7d7096363c3f2d88508d15958265

        SHA1

        d38f876201b13f8ef8b8f9e22cb07cb9922798bc

        SHA256

        ec74ec85270b9905d5c53acc7cc1f6b200ac08780abbfd35b0665fc43e470fc3

        SHA512

        0d3a8f9fc3b3b1a0c60c887a53ce14d69672084b41f7fea4d436710ac38f28760e4b510044c5565bd6448efb7c4ebff4f3b48065264423a0eb01dc4a12259314

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

        Filesize

        19KB

        MD5

        70729892cb8bfee414bcbbd3f62037a5

        SHA1

        33fd9dd9ea5500f8934cff6c3c3383d399b94d9b

        SHA256

        4d0a85788c609c7d28c3ed6250fa060ab5a8077be1eb5a0a834fd22474940e0f

        SHA512

        003cbf1fba31a3ab7239cf835af9bf402b7271023fcd8458019dc3bfc6454d31d7ff3405a093688060ef666d2dc52cddfdd3093b9aef3d1a82008fc389d8eba7

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

        Filesize

        19KB

        MD5

        b36d225ec007bb144136e34208342b7a

        SHA1

        60860eebb30707f2639ab7f82ea3dc7cf2778d90

        SHA256

        d4aae8801a2be8b9d0d607a568360c8b7af2e04f6fdfaa6d58ca7f30be598764

        SHA512

        ef1321cc9f7ac168a98063ab890ca9d9ada170dce688055792c452850451aac0177f7c5a1f8ba7ab30b6baba49b98f668c6ac72de04ed048530700af6145ced3

      • C:\Windows\rss\csrss.exe

        Filesize

        4.1MB

        MD5

        212f2dea4e3a578972ddfe0287a97e83

        SHA1

        5208848ae1ef67df966e9356f0bfaaf8461e4b29

        SHA256

        ba01061f12f90135d6b0b6b182fcd400e882c1494d16a7ffc3c01f662304c37a

        SHA512

        0936f55938875fcbc4292049f9532f0d7a8d7d2e8bc3b67eaccf37f43471a2c49781a99768426bd56768585a865b4a6c44dfc344fbd858e664ca9e7d3cb7caa7

      • memory/1648-27-0x00000000075B0000-0x00000000075CA000-memory.dmp

        Filesize

        104KB

      • memory/1648-42-0x00000000077B0000-0x0000000007853000-memory.dmp

        Filesize

        652KB

      • memory/1648-10-0x0000000005B00000-0x0000000005B66000-memory.dmp

        Filesize

        408KB

      • memory/1648-21-0x0000000005BE0000-0x0000000005F34000-memory.dmp

        Filesize

        3.3MB

      • memory/1648-23-0x0000000006270000-0x00000000062BC000-memory.dmp

        Filesize

        304KB

      • memory/1648-22-0x00000000061E0000-0x00000000061FE000-memory.dmp

        Filesize

        120KB

      • memory/1648-24-0x0000000006600000-0x0000000006644000-memory.dmp

        Filesize

        272KB

      • memory/1648-25-0x0000000007510000-0x0000000007586000-memory.dmp

        Filesize

        472KB

      • memory/1648-26-0x0000000007C10000-0x000000000828A000-memory.dmp

        Filesize

        6.5MB

      • memory/1648-11-0x0000000005B70000-0x0000000005BD6000-memory.dmp

        Filesize

        408KB

      • memory/1648-29-0x0000000070420000-0x000000007046C000-memory.dmp

        Filesize

        304KB

      • memory/1648-28-0x0000000007750000-0x0000000007782000-memory.dmp

        Filesize

        200KB

      • memory/1648-41-0x0000000007790000-0x00000000077AE000-memory.dmp

        Filesize

        120KB

      • memory/1648-31-0x0000000070BA0000-0x0000000070EF4000-memory.dmp

        Filesize

        3.3MB

      • memory/1648-30-0x0000000074580000-0x0000000074D30000-memory.dmp

        Filesize

        7.7MB

      • memory/1648-9-0x0000000074580000-0x0000000074D30000-memory.dmp

        Filesize

        7.7MB

      • memory/1648-43-0x0000000074580000-0x0000000074D30000-memory.dmp

        Filesize

        7.7MB

      • memory/1648-44-0x00000000078A0000-0x00000000078AA000-memory.dmp

        Filesize

        40KB

      • memory/1648-45-0x0000000007970000-0x0000000007A06000-memory.dmp

        Filesize

        600KB

      • memory/1648-46-0x00000000078D0000-0x00000000078E1000-memory.dmp

        Filesize

        68KB

      • memory/1648-47-0x0000000007910000-0x000000000791E000-memory.dmp

        Filesize

        56KB

      • memory/1648-48-0x0000000007920000-0x0000000007934000-memory.dmp

        Filesize

        80KB

      • memory/1648-49-0x0000000007A10000-0x0000000007A2A000-memory.dmp

        Filesize

        104KB

      • memory/1648-50-0x0000000007950000-0x0000000007958000-memory.dmp

        Filesize

        32KB

      • memory/1648-53-0x0000000074580000-0x0000000074D30000-memory.dmp

        Filesize

        7.7MB

      • memory/1648-8-0x0000000005960000-0x0000000005982000-memory.dmp

        Filesize

        136KB

      • memory/1648-6-0x0000000074580000-0x0000000074D30000-memory.dmp

        Filesize

        7.7MB

      • memory/1648-7-0x00000000052D0000-0x00000000058F8000-memory.dmp

        Filesize

        6.2MB

      • memory/1648-5-0x0000000004C20000-0x0000000004C56000-memory.dmp

        Filesize

        216KB

      • memory/1648-4-0x000000007458E000-0x000000007458F000-memory.dmp

        Filesize

        4KB

      • memory/2188-86-0x0000000005710000-0x0000000005A64000-memory.dmp

        Filesize

        3.3MB

      • memory/2188-97-0x0000000070520000-0x000000007056C000-memory.dmp

        Filesize

        304KB

      • memory/2188-98-0x0000000070CE0000-0x0000000071034000-memory.dmp

        Filesize

        3.3MB

      • memory/3012-204-0x0000000070520000-0x0000000070874000-memory.dmp

        Filesize

        3.3MB

      • memory/3012-201-0x0000000005860000-0x0000000005BB4000-memory.dmp

        Filesize

        3.3MB

      • memory/3012-203-0x00000000703A0000-0x00000000703EC000-memory.dmp

        Filesize

        304KB

      • memory/3044-221-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-220-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-228-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-229-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-226-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-225-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-224-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-223-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-222-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-232-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-231-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-230-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3044-227-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/3124-149-0x0000000005F60000-0x0000000005FAC000-memory.dmp

        Filesize

        304KB

      • memory/3124-150-0x0000000070480000-0x00000000704CC000-memory.dmp

        Filesize

        304KB

      • memory/3124-161-0x0000000006F10000-0x0000000006FB3000-memory.dmp

        Filesize

        652KB

      • memory/3124-162-0x0000000007290000-0x00000000072A1000-memory.dmp

        Filesize

        68KB

      • memory/3124-163-0x0000000005AE0000-0x0000000005AF4000-memory.dmp

        Filesize

        80KB

      • memory/3124-147-0x0000000005760000-0x0000000005AB4000-memory.dmp

        Filesize

        3.3MB

      • memory/3124-151-0x0000000070600000-0x0000000070954000-memory.dmp

        Filesize

        3.3MB

      • memory/3880-177-0x00000000703A0000-0x00000000703EC000-memory.dmp

        Filesize

        304KB

      • memory/3880-176-0x0000000006590000-0x00000000065DC000-memory.dmp

        Filesize

        304KB

      • memory/3880-178-0x0000000070B40000-0x0000000070E94000-memory.dmp

        Filesize

        3.3MB

      • memory/3880-188-0x0000000007790000-0x0000000007833000-memory.dmp

        Filesize

        652KB

      • memory/3880-189-0x0000000006370000-0x0000000006381000-memory.dmp

        Filesize

        68KB

      • memory/3880-190-0x00000000063B0000-0x00000000063C4000-memory.dmp

        Filesize

        80KB

      • memory/3880-174-0x0000000005E80000-0x00000000061D4000-memory.dmp

        Filesize

        3.3MB

      • memory/3900-137-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/4520-57-0x0000000004550000-0x0000000004E3B000-memory.dmp

        Filesize

        8.9MB

      • memory/4520-3-0x0000000000400000-0x0000000000D1C000-memory.dmp

        Filesize

        9.1MB

      • memory/4520-2-0x0000000004550000-0x0000000004E3B000-memory.dmp

        Filesize

        8.9MB

      • memory/4520-1-0x0000000004150000-0x000000000454B000-memory.dmp

        Filesize

        4.0MB

      • memory/4520-54-0x0000000000400000-0x0000000002364000-memory.dmp

        Filesize

        31.4MB

      • memory/4520-56-0x0000000000400000-0x0000000000D1C000-memory.dmp

        Filesize

        9.1MB

      • memory/4860-120-0x0000000070520000-0x000000007056C000-memory.dmp

        Filesize

        304KB

      • memory/4860-121-0x0000000070CC0000-0x0000000071014000-memory.dmp

        Filesize

        3.3MB

      • memory/4860-109-0x0000000006190000-0x00000000064E4000-memory.dmp

        Filesize

        3.3MB

      • memory/5064-67-0x0000000005730000-0x0000000005A84000-memory.dmp

        Filesize

        3.3MB

      • memory/5064-68-0x0000000005CC0000-0x0000000005D0C000-memory.dmp

        Filesize

        304KB

      • memory/5064-70-0x00000000706A0000-0x00000000709F4000-memory.dmp

        Filesize

        3.3MB

      • memory/5064-69-0x0000000070520000-0x000000007056C000-memory.dmp

        Filesize

        304KB

      • memory/5064-82-0x00000000071D0000-0x00000000071E4000-memory.dmp

        Filesize

        80KB

      • memory/5064-81-0x0000000007180000-0x0000000007191000-memory.dmp

        Filesize

        68KB

      • memory/5064-80-0x0000000006E60000-0x0000000006F03000-memory.dmp

        Filesize

        652KB