Analysis

  • max time kernel
    65s
  • max time network
    63s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08/08/2024, 14:48

Errors

Reason
Machine shutdown

General

  • Target

    MEMZ.exe

  • Size

    16KB

  • MD5

    1d5ad9c8d3fee874d0feb8bfac220a11

  • SHA1

    ca6d3f7e6c784155f664a9179ca64e4034df9595

  • SHA256

    3872c12d31fc9825e8661ac01ecee2572460677afbc7093f920a8436a42e28ff

  • SHA512

    c8246f4137416be33b6d1ac89f2428b7c44d9376ac8489a9fbf65ef128a6c53fb50479e1e400c8e201c8611992ab1d6c1bd3d6cece89013edb4d35cdd22305b1

  • SSDEEP

    192:M2WgyvSW8gRc6olcIEiwqZKBkDFR43xWTM3LHf26gFrcx3sNq:JWgnSmFlcIqq3agmLH+6gF23sN

Malware Config

Signatures

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 57 IoCs
  • Suspicious use of SendNotifyMessage 43 IoCs
  • Suspicious use of SetWindowsHookEx 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
    "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3080
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:124
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3156
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4820
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3744
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /watchdog
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2112
    • C:\Users\Admin\AppData\Local\Temp\MEMZ.exe
      "C:\Users\Admin\AppData\Local\Temp\MEMZ.exe" /main
      2⤵
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2300
      • C:\Windows\SysWOW64\notepad.exe
        "C:\Windows\System32\notepad.exe" \note.txt
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4492
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://motherboard.vice.com/read/watch-this-malware-turn-a-computer-into-a-digital-hellscape
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:3288
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x120,0x124,0x128,0xfc,0x12c,0x7ffbd9bf3cb8,0x7ffbd9bf3cc8,0x7ffbd9bf3cd8
          4⤵
            PID:2360
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1864 /prefetch:2
            4⤵
              PID:4068
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2308 /prefetch:3
              4⤵
                PID:2324
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2724 /prefetch:8
                4⤵
                  PID:1492
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3272 /prefetch:1
                  4⤵
                    PID:1132
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3296 /prefetch:1
                    4⤵
                      PID:2192
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4168 /prefetch:1
                      4⤵
                        PID:4800
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3616 /prefetch:1
                        4⤵
                          PID:4772
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5676 /prefetch:1
                          4⤵
                            PID:2136
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5780 /prefetch:1
                            4⤵
                              PID:5160
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5280 /prefetch:8
                              4⤵
                                PID:5464
                              • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1852,13007143077859388705,2188932068823027537,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6336 /prefetch:8
                                4⤵
                                  PID:5760
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
                            1⤵
                              PID:3132
                            • C:\Windows\system32\taskmgr.exe
                              "C:\Windows\system32\taskmgr.exe" /0
                              1⤵
                              • Checks SCSI registry key(s)
                              • Suspicious use of AdjustPrivilegeToken
                              • Suspicious use of FindShellTrayWindow
                              • Suspicious use of SendNotifyMessage
                              PID:2024
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:4292
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:1496

                                Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                        Filesize

                                        152B

                                        MD5

                                        6fdbe80e9fe20761b59e8f32398f4b14

                                        SHA1

                                        049b1f0c6fc4e93a4ba6b3c992f1d6cecf3ada1f

                                        SHA256

                                        b7f0d9ece2307bdc4f05a2d814c947451b007067ff8af977f77f06c3d5706942

                                        SHA512

                                        cf25c7fd0d6eccc46e7b58949c16d17ebeefb7edd6c76aa62f7ab5da52d1c6fc88bde620be40396d336789bd0d62b2162209a947d7ab69389e8c03682e880234

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                        Filesize

                                        152B

                                        MD5

                                        9828ffacf3deee7f4c1300366ec22fab

                                        SHA1

                                        9aff54b57502b0fc2be1b0b4b3380256fb785602

                                        SHA256

                                        a3d21f0fb6563a5c9d0f7a6e9c125ec3faaa86ff43f37cb85a8778abc87950f7

                                        SHA512

                                        2e73ea4d2fcd7c8d52487816110f5f4a808ed636ae87dd119702d1cd1ae315cbb25c8094a9dddf18f07472b4deaed3e7e26c9b499334b26bdb70d4fa7f84168d

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                        Filesize

                                        960B

                                        MD5

                                        1ebe853400d2faf59437d28a3dfe7173

                                        SHA1

                                        d6afcdb180fcbdadffe5e8e66bb483cb9f9adbdc

                                        SHA256

                                        061767ea1e850b8aa2081edd09618d8401147daf38874af983beba84c89e6cd5

                                        SHA512

                                        614c57cc8401fa4827e7045296a98945957389bbd132268a4e0564c1688f7d00554218c4b4931eedd4b04d0cc2a3b2247fab26f2dedf9e9e5382caa21d026a31

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\File System\000\t\Paths\CURRENT

                                        Filesize

                                        16B

                                        MD5

                                        46295cac801e5d4857d09837238a6394

                                        SHA1

                                        44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                        SHA256

                                        0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                        SHA512

                                        8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                        Filesize

                                        3KB

                                        MD5

                                        ca7c59d1a1139cc50da6a15cd8f1d582

                                        SHA1

                                        2be21a97e4d8434dadba6300e62e595954cbedeb

                                        SHA256

                                        5df392c145473738dea8fc9691db0c3567d152fc18f2eb8e071f5c6dd51c69b7

                                        SHA512

                                        12b6bfa18d817fb0522ac787421d27604426d1f1e735bf2829559a2f8b41fccf8efeaa5c30f5ea75f52b7aeef823b52f5312a41c5abbc9e0291f7f74591211f3

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                        Filesize

                                        5KB

                                        MD5

                                        1df177c8094a4d40b61581f5d9785a78

                                        SHA1

                                        08d09dbb6a02b41148e1af87950c11a946cc12c7

                                        SHA256

                                        83addbdd9d8226a3553fff46c252eacf9f8b44b6444ba9e193fda53552554efc

                                        SHA512

                                        605cfd80d0d066ff97dfe264d7294e31b7a1f6dd230bd9892bdb7ef561d11d26484d98e328327c09349e34d264618bb37666fef4320c6f1646b86c515a8c587e

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                        Filesize

                                        7KB

                                        MD5

                                        43261b3d187a8d60a67b836920ea5764

                                        SHA1

                                        176ae7fe6084005cc69339d56d4b723b0c7325b6

                                        SHA256

                                        93aedd9c870f474f889aa71a365f369385ac4f04f9d972d03c24ae6d2149a61f

                                        SHA512

                                        14a8e2620f02da2ba91a3024af57e251169c0bfade64e8555f4797e1ea8a5754bb16f27d0552a5b13a4bc597e3e06ad2de0257417a2016086a83f9426289f855

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                        Filesize

                                        16B

                                        MD5

                                        206702161f94c5cd39fadd03f4014d98

                                        SHA1

                                        bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                                        SHA256

                                        1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                                        SHA512

                                        0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\MANIFEST-000001

                                        Filesize

                                        41B

                                        MD5

                                        5af87dfd673ba2115e2fcf5cfdb727ab

                                        SHA1

                                        d5b5bbf396dc291274584ef71f444f420b6056f1

                                        SHA256

                                        f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                                        SHA512

                                        de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                        Filesize

                                        11KB

                                        MD5

                                        fe7f92f3876b2d9bde8f9a9c675d0b28

                                        SHA1

                                        cc6b64301cee66664eac025c3825a29db13bae65

                                        SHA256

                                        49128e5e98381154250e4ee2f8e555712ab2288c1d3eb7f76a03c34f34f35dbc

                                        SHA512

                                        ab5af36588d7fd3d1c61056dd550bfb188a894303a43cdd67e77fa82f289ea9200e653b814e0e77e656fe1f5e829e91b31978a0dcce6088eacbcc9b8e068c4e3

                                      • C:\note.txt

                                        Filesize

                                        218B

                                        MD5

                                        afa6955439b8d516721231029fb9ca1b

                                        SHA1

                                        087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

                                        SHA256

                                        8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

                                        SHA512

                                        5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

                                      • memory/2024-13-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-8-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-9-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-10-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-11-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-12-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-14-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-2-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-3-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB

                                      • memory/2024-4-0x0000016EE8A50000-0x0000016EE8A51000-memory.dmp

                                        Filesize

                                        4KB