Resubmissions

29-12-2024 10:40

241229-mqh9cazkcl 10

29-12-2024 10:38

241229-mpdx8szjhv 10

29-12-2024 10:30

241229-mj7clazjby 10

Analysis

  • max time kernel
    57s
  • max time network
    62s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    29-12-2024 10:38

General

  • Target

    JaffaCakes118_ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922.exe

  • Size

    4.3MB

  • MD5

    71764073829948a73119df77b838aedf

  • SHA1

    183b06ae12fdd16b8d55d0ff3c4a7ec5ca38b8c7

  • SHA256

    ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922

  • SHA512

    ae5771d5b319a8dcf0474bb3dd85980a9d2be70a457387beefe8e0ffcce2e72897ca6d05cb04c76c146c2fd8a17f968784b84f1ab757cb22eed532de4270a413

  • SSDEEP

    98304:lDyY1NZje9mVIpXNsJPhkR3DmSyF0ZDUIS4LGOfPh3AlTYIoyX:l11X+mVENsHK1tZDZGOh3PQ

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • Glupteba

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

  • Glupteba family
  • Glupteba payload 9 IoCs
  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Metasploit family
  • Windows security bypass 2 TTPs 10 IoCs
  • Modifies boot configuration data using bcdedit 14 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Possible attempt to disable PatchGuard 2 TTPs

    Rootkits can use kernel patching to embed themselves in an operating system.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 12 IoCs
  • Windows security modification 2 TTPs 10 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • 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
  • 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 3 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
  • Modifies system certificate store 2 TTPs 7 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 58 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\JaffaCakes118_ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1820
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922.exe"
      2⤵
      • Windows security bypass
      • Loads dropped DLL
      • Windows security modification
      • 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:3020
      • 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:2620
        • 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
          • Modifies data under HKEY_USERS
          PID:2596
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe /301-301
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1784
        • 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:3044
        • C:\Windows\system32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:3008
          • C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
            "C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Modifies system certificate store
            • Suspicious use of WriteProcessMemory
            PID:1068
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -create {71A3C7FC-F751-4982-AEC1-E958357E6813} -d "Windows Fast Mode" -application OSLOADER
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:1660
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} device partition=C:
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:2052
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} osdevice partition=C:
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:1656
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} systemroot \Windows
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:2396
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} path \Windows\system32\osloader.exe
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:1084
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} kernel ntkrnlmp.exe
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:2388
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} recoveryenabled 0
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:2188
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nx OptIn
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:2660
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nointegritychecks 1
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:952
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} inherit {bootloadersettings}
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:760
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -displayorder {71A3C7FC-F751-4982-AEC1-E958357E6813} -addlast
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:800
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -timeout 0
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:2824
            • C:\Windows\system32\bcdedit.exe
              C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
              5⤵
              • Modifies boot configuration data using bcdedit
              PID:1676
          • C:\Windows\system32\bcdedit.exe
            C:\Windows\Sysnative\bcdedit.exe /v
            4⤵
            • Modifies boot configuration data using bcdedit
            PID:2004
          • C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
            C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
            4⤵
            • Executes dropped EXE
            PID:2208
    • C:\Windows\system32\makecab.exe
      "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20241229103823.log C:\Windows\Logs\CBS\CbsPersist_20241229103823.cab
      1⤵
        PID:2748

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Symbols\ntkrnlmp.pdb\AAF33CF37E194E98957768CF9C02DE8E2\download.error

        Filesize

        8.3MB

        MD5

        fd2727132edd0b59fa33733daa11d9ef

        SHA1

        63e36198d90c4c2b9b09dd6786b82aba5f03d29a

        SHA256

        3a72dbedc490773f90e241c8b3b839383a63ce36426a4f330a0f754b14b4d23e

        SHA512

        3e251be7d0e8db92d50092a4c4be3c74f42f3d564c72981f43a8e0fe06427513bfa0f67821a61a503a4f85741f0b150280389f8f4b4f01cdfd98edce5af29e6e

      • C:\Users\Admin\AppData\Local\Temp\Symbols\winload_prod.pdb\768283CA443847FB8822F9DB1F36ECC51\download.error

        Filesize

        492KB

        MD5

        fafbf2197151d5ce947872a4b0bcbe16

        SHA1

        a86eaa2dd9fc6d36fcfb41df7ead8d1166aea020

        SHA256

        feb122b7916a1e62a7a6ae8d25ea48a2efc86f6e6384f5526e18ffbfc5f5ff71

        SHA512

        acbd49a111704d001a4ae44d1a071d566452f92311c5c0099d57548eddc9b3393224792c602022df5c3dd19b0a1fb4eff965bf038c8783ae109336699f9d13f6

      • C:\Users\Admin\AppData\Local\Temp\osloader.exe

        Filesize

        591KB

        MD5

        e2f68dc7fbd6e0bf031ca3809a739346

        SHA1

        9c35494898e65c8a62887f28e04c0359ab6f63f5

        SHA256

        b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

        SHA512

        26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

      • \Users\Admin\AppData\Local\Temp\csrss\dsefix.exe

        Filesize

        94KB

        MD5

        d98e78fd57db58a11f880b45bb659767

        SHA1

        ab70c0d3bd9103c07632eeecee9f51d198ed0e76

        SHA256

        414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

        SHA512

        aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

      • \Users\Admin\AppData\Local\Temp\csrss\patch.exe

        Filesize

        1.7MB

        MD5

        13aaafe14eb60d6a718230e82c671d57

        SHA1

        e039dd924d12f264521b8e689426fb7ca95a0a7b

        SHA256

        f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

        SHA512

        ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

      • \Users\Admin\AppData\Local\Temp\dbghelp.dll

        Filesize

        1.5MB

        MD5

        f0616fa8bc54ece07e3107057f74e4db

        SHA1

        b33995c4f9a004b7d806c4bb36040ee844781fca

        SHA256

        6e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026

        SHA512

        15242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c

      • \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe

        Filesize

        5.3MB

        MD5

        1afff8d5352aecef2ecd47ffa02d7f7d

        SHA1

        8b115b84efdb3a1b87f750d35822b2609e665bef

        SHA256

        c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

        SHA512

        e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

      • \Users\Admin\AppData\Local\Temp\symsrv.dll

        Filesize

        163KB

        MD5

        5c399d34d8dc01741269ff1f1aca7554

        SHA1

        e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

        SHA256

        e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

        SHA512

        8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

      • \Windows\rss\csrss.exe

        Filesize

        4.3MB

        MD5

        71764073829948a73119df77b838aedf

        SHA1

        183b06ae12fdd16b8d55d0ff3c4a7ec5ca38b8c7

        SHA256

        ffe0dbff8ff3d6419d01155694600177a7c2d86344b0240e8df6dad620600922

        SHA512

        ae5771d5b319a8dcf0474bb3dd85980a9d2be70a457387beefe8e0ffcce2e72897ca6d05cb04c76c146c2fd8a17f968784b84f1ab757cb22eed532de4270a413

      • memory/1068-39-0x0000000140000000-0x00000001405E8000-memory.dmp

        Filesize

        5.9MB

      • memory/1068-25-0x0000000140000000-0x00000001405E8000-memory.dmp

        Filesize

        5.9MB

      • memory/1784-52-0x0000000000400000-0x0000000002F4E000-memory.dmp

        Filesize

        43.3MB

      • memory/1784-18-0x00000000030D0000-0x00000000034DF000-memory.dmp

        Filesize

        4.1MB

      • memory/1784-87-0x0000000000400000-0x0000000002F4E000-memory.dmp

        Filesize

        43.3MB

      • memory/1784-57-0x0000000000400000-0x0000000002F4E000-memory.dmp

        Filesize

        43.3MB

      • memory/1784-53-0x0000000000400000-0x0000000002F4E000-memory.dmp

        Filesize

        43.3MB

      • memory/1820-0-0x0000000003350000-0x000000000375F000-memory.dmp

        Filesize

        4.1MB

      • memory/1820-6-0x0000000003760000-0x0000000004002000-memory.dmp

        Filesize

        8.6MB

      • memory/1820-7-0x0000000000400000-0x0000000000CBD000-memory.dmp

        Filesize

        8.7MB

      • memory/1820-4-0x0000000000400000-0x0000000002F4E000-memory.dmp

        Filesize

        43.3MB

      • memory/1820-5-0x0000000003350000-0x000000000375F000-memory.dmp

        Filesize

        4.1MB

      • memory/1820-3-0x0000000000400000-0x0000000000CBD000-memory.dmp

        Filesize

        8.7MB

      • memory/1820-2-0x0000000003760000-0x0000000004002000-memory.dmp

        Filesize

        8.6MB

      • memory/1820-1-0x0000000003350000-0x000000000375F000-memory.dmp

        Filesize

        4.1MB

      • memory/3020-8-0x00000000030D0000-0x00000000034DF000-memory.dmp

        Filesize

        4.1MB

      • memory/3020-17-0x0000000000400000-0x0000000002F4E000-memory.dmp

        Filesize

        43.3MB