Analysis

  • max time kernel
    67s
  • max time network
    72s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 01:37

General

  • Target

    https://github.com/Dfmaaa/MEMZ-virus/archive/refs/heads/main.zip

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.

  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 33 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://github.com/Dfmaaa/MEMZ-virus/archive/refs/heads/main.zip
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2000
    • 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=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffdd39046f8,0x7ffdd3904708,0x7ffdd3904718
      2⤵
        PID:1376
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
        2⤵
          PID:2916
        • 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=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4300
        • 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=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2716 /prefetch:8
          2⤵
            PID:5040
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --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=3348 /prefetch:1
            2⤵
              PID:1380
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --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=3356 /prefetch:1
              2⤵
                PID:2812
              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5428 /prefetch:8
                2⤵
                  PID:3912
                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5428 /prefetch:8
                  2⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:4992
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --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=5128 /prefetch:1
                  2⤵
                    PID:4580
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --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=5492 /prefetch:1
                    2⤵
                      PID:2012
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=3448 /prefetch:8
                      2⤵
                        PID:4816
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5844 /prefetch:1
                        2⤵
                          PID:3704
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5756 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1044
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5992 /prefetch:1
                          2⤵
                            PID:4832
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,1973867830507261726,12635798156527329564,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5756 /prefetch:1
                            2⤵
                              PID:1924
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:2152
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:3872
                              • C:\Windows\System32\rundll32.exe
                                C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                                1⤵
                                  PID:1260
                                • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                  "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe"
                                  1⤵
                                  • System Location Discovery: System Language Discovery
                                  PID:3040
                                  • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                    "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe" /watchdog
                                    2⤵
                                    • System Location Discovery: System Language Discovery
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:3124
                                  • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                    "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe" /watchdog
                                    2⤵
                                    • System Location Discovery: System Language Discovery
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:1336
                                  • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                    "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe" /watchdog
                                    2⤵
                                    • System Location Discovery: System Language Discovery
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:4372
                                  • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                    "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe" /watchdog
                                    2⤵
                                    • System Location Discovery: System Language Discovery
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:1736
                                  • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                    "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe" /watchdog
                                    2⤵
                                    • System Location Discovery: System Language Discovery
                                    • Suspicious behavior: EnumeratesProcesses
                                    PID:516
                                  • C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe
                                    "C:\Users\Admin\Downloads\MEMZ-virus-main\MEMZ-virus-main\MEMZ.exe" /main
                                    2⤵
                                    • Writes to the Master Boot Record (MBR)
                                    • System Location Discovery: System Language Discovery
                                    PID:656
                                    • C:\Windows\SysWOW64\notepad.exe
                                      "C:\Windows\System32\notepad.exe" \note.txt
                                      3⤵
                                      • System Location Discovery: System Language Discovery
                                      PID:3912

                                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

                                        d7114a6cd851f9bf56cf771c37d664a2

                                        SHA1

                                        769c5d04fd83e583f15ab1ef659de8f883ecab8a

                                        SHA256

                                        d2c75c7d68c474d4b8847b4ba6cfd09fe90717f46dd398c86483d825a66e977e

                                        SHA512

                                        33bdae2305ae98e7c0de576de5a6600bd70a425e7b891d745cba9de992036df1b3d1df9572edb0f89f320e50962d06532dae9491985b6b57fd37d5f46f7a2ff8

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

                                        Filesize

                                        152B

                                        MD5

                                        719923124ee00fb57378e0ebcbe894f7

                                        SHA1

                                        cc356a7d27b8b27dc33f21bd4990f286ee13a9f9

                                        SHA256

                                        aa22ab845fa08c786bd3366ec39f733d5be80e9ac933ed115ff048ff30090808

                                        SHA512

                                        a207b6646500d0d504cf70ee10f57948e58dab7f214ad2e7c4af0e7ca23ce1d37c8c745873137e6c55bdcf0f527031a66d9cc54805a0eac3678be6dd497a5bbc

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\4e030ca5-5666-4620-a3eb-b76f9cb52bd8.tmp

                                        Filesize

                                        5KB

                                        MD5

                                        fb4c306a110f306ff183b2eb25ba0523

                                        SHA1

                                        cb2b0d12a726aa984162199e83631822126b37c7

                                        SHA256

                                        b85117cb6f9ff5b6c808b965b2e4fefef0372ecd91392d856a7a7fe538c88581

                                        SHA512

                                        2f2460803fbf2c5be3843793269554480b5ffa39894732fc98a9b41d1944ea8c8a580e63b2701d80e533558992996060b9a98fc20ce9e39479568ef85195dfad

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

                                        Filesize

                                        6KB

                                        MD5

                                        f8217f86002acdf3f0773e063debd5d2

                                        SHA1

                                        43d4d028013aa9ff88379b0426f3023f4283ec2c

                                        SHA256

                                        a18238b3e8008ae5519461c8924eb8f838e796bd2cbb7f35561312e4af7ed61e

                                        SHA512

                                        acc69fbafcce8a5f04835d05fd158b87bf96ecf1c1e941adc44ff742edaf9da08395c0b55495a6d13a334d0086f3071c672c9e1127c326494e8d6abc28a34968

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

                                        Filesize

                                        16B

                                        MD5

                                        6752a1d65b201c13b62ea44016eb221f

                                        SHA1

                                        58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                        SHA256

                                        0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                        SHA512

                                        9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

                                        Filesize

                                        11KB

                                        MD5

                                        14d4bd2c0f8f202efe47a5fda25e9a48

                                        SHA1

                                        6129ec1b0abf724b6a7f725bbe6232fc9561851e

                                        SHA256

                                        f619c25966dea81f4af9ac4e318c5ebe3c4a3b0154588f299f38df668cf2d2fb

                                        SHA512

                                        fdef00a63088ff8eca30d83ad2f25be41bf0149a1370ad0bae47c99342b65485bcd8ee62bb07663110d99103b5a2b1e11cfc51e04df66f7d0586d8dd10941f91

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

                                        Filesize

                                        11KB

                                        MD5

                                        0a9c8e21d55f656b7bbbcde7e9ab16dd

                                        SHA1

                                        e306c2a7019ee4595e7eaa5ff483ee9a0a5911f0

                                        SHA256

                                        f25fe3dd2577a7af2cc491ceb3ee17efc4d53f7c4a424ecbb04267c002c36a4d

                                        SHA512

                                        8c42ea16d97ca1d38e97afe7da3478fc490c7797bc772822c2086cc862e817a721341871656eb437a2242c6690dab8e46735f8f8190d5e9d6d500e67c3a89016

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

                                        Filesize

                                        11KB

                                        MD5

                                        9dc66174de91555410187507fe0d7e4f

                                        SHA1

                                        26e018e30a17e684163af0a4ca0f707d995cc222

                                        SHA256

                                        dee796b622df077d242c1404aea994bec753fa85a5ce9227daf5293658234879

                                        SHA512

                                        ab2261227dbf2027648900e754fa9f53f88376c5aa38b0ef5ea40da9aca90feb87a631091bd12afacedbabcf8a078d6bb23778223dbed04571fe19bcfd3e40cc

                                      • C:\Users\Admin\Downloads\MEMZ-virus-main.zip

                                        Filesize

                                        8KB

                                        MD5

                                        a043dc5c624d091f7c2600dd18b300b7

                                        SHA1

                                        4682f79dabfc6da05441e2b6d820382ff02b4c58

                                        SHA256

                                        0acffde0f952b44d500cf2689d6c9ab87e66ac7fa29a51f3c3e36a43ea5e694a

                                        SHA512

                                        ee4f691a6c7b6c047bca49723b65e5980a8f83cbbc129ddfd578b855430b78acf3d0e461238739cd64c8a5c9071fe132c10da3ac28085fc978b6a19ee1ca3313

                                      • C:\note.txt

                                        Filesize

                                        218B

                                        MD5

                                        afa6955439b8d516721231029fb9ca1b

                                        SHA1

                                        087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

                                        SHA256

                                        8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

                                        SHA512

                                        5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf