Analysis

  • max time kernel
    184s
  • max time network
    213s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-10-2022 20:55

General

  • Target

    ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe

  • Size

    1.3MB

  • MD5

    80af64b3c090e36be9a8844c51d1c460

  • SHA1

    0c6fbc16668df5773f4d8ea8ae5cd84538d561d5

  • SHA256

    ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb

  • SHA512

    f3bc54bbbf7b843e3eacce5520d643c8584415f01bc5bdcd02a3b5aaf977e70e3755673feabbd1a8d68c1e396ba0e9e22d9957657f9cd3065e7102f9cca27bea

  • SSDEEP

    24576:ftb20pkaCqT5TBWgNQ7aPA5Hp3njAceNBjsytM1+VAfQpx6A:cVg5tQ7aPCHp3E5YgqK5

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Detected potential entity reuse from brand microsoft.
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious behavior: RenamesItself 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
    "C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
      C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
      2⤵
        PID:2232
      • C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
        C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
        2⤵
          PID:624
        • C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
          C:\Users\Admin\AppData\Local\Temp\ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2992
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:944
            • 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,0x100,0x104,0xd8,0x108,0x7ffc67d846f8,0x7ffc67d84708,0x7ffc67d84718
              4⤵
                PID:972
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,13679644707515569291,1343716811376295727,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1472 /prefetch:2
                4⤵
                  PID:4188
                • 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=2112,13679644707515569291,1343716811376295727,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2240 /prefetch:3
                  4⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:1744
                • 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=2112,13679644707515569291,1343716811376295727,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2672 /prefetch:8
                  4⤵
                    PID:2068
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=ca3e806d6d5d39b9d7eb79faaae309c5a2c129719c161fa0e0a99fd6e04a26eb.exe&platform=0009&osver=6&isServer=0&shimver=4.0.30319.0
                  3⤵
                  • Adds Run key to start application
                  • Enumerates system info in registry
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of WriteProcessMemory
                  PID:2100
                  • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7ffc67d846f8,0x7ffc67d84708,0x7ffc67d84718
                    4⤵
                      PID:2216
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2136 /prefetch:2
                      4⤵
                        PID:3852
                      • 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=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
                        4⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4140
                      • 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=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3148 /prefetch:8
                        4⤵
                          PID:2424
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3756 /prefetch:1
                          4⤵
                            PID:3952
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3768 /prefetch:1
                            4⤵
                              PID:1640
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5360 /prefetch:8
                              4⤵
                                PID:1336
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5424 /prefetch:8
                                4⤵
                                  PID:3928
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5440 /prefetch:1
                                  4⤵
                                    PID:2232
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5668 /prefetch:1
                                    4⤵
                                      PID:4408
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2124,768538441914469997,4160963541542291173,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5916 /prefetch:1
                                      4⤵
                                        PID:3764
                                      • 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=2124,768538441914469997,4160963541542291173,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4044 /prefetch:8
                                        4⤵
                                          PID:2340
                                        • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                          "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                                          4⤵
                                          • Drops file in Program Files directory
                                          PID:4968
                                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x268,0x26c,0x270,0x244,0x274,0x7ff6fb505460,0x7ff6fb505470,0x7ff6fb505480
                                            5⤵
                                              PID:3552
                                    • C:\Windows\System32\CompPkgSrv.exe
                                      C:\Windows\System32\CompPkgSrv.exe -Embedding
                                      1⤵
                                        PID:1864

                                      Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

                                      Loading Replay Monitor...

                                      Downloads

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\80237EE4964FC9C409AAF55BF996A292_E503B048B745DFA14B81FCFC68D6DECE

                                        Filesize

                                        471B

                                        MD5

                                        80a0b5026385c3e3df582df9fc8fec9b

                                        SHA1

                                        fb2dbcb443777c8f3a649b3662e3a1e518f63616

                                        SHA256

                                        7ba78f8c7a24dbe5e7e4b1be898c14e872a3bef211f4700da3671818d1670b50

                                        SHA512

                                        b4945af394a04f4b0d9d9c65b39da704605438fa7fe6728b2a2e1f9f7a5712e358858512b2be6787f373bf80f9991ff2849c8d3a03ac28956efe7e7147df0a4b

                                      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\80237EE4964FC9C409AAF55BF996A292_E503B048B745DFA14B81FCFC68D6DECE

                                        Filesize

                                        446B

                                        MD5

                                        f19bc3050d6bdce556ff7c4fa3e8a0c9

                                        SHA1

                                        4cdca4f6d19bb6f34a9bb7199bce578e8001d8b7

                                        SHA256

                                        ddd5d558f603ad609a48e71cb2f81f1d9e0825ba0a4c66145c77578475d86257

                                        SHA512

                                        4d4f9f560b93f9589a87485b0adb0d652a699def75596ef0699489577a7339dc0c3e28f4df757b17858849279942bcaec807fe4888d8022b1756df35c9e38c06

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

                                        Filesize

                                        152B

                                        MD5

                                        af05481b81fdeb6c34b41fa28542b8e1

                                        SHA1

                                        30982103d4ad165cda1b492f96da553b0d5a8663

                                        SHA256

                                        61fabb6e11c5fe6ed58cbe1d1651395b973b7f460ebc78183b02484fad2ef7a2

                                        SHA512

                                        6671efa37f6ed5c9faa5b0a063bc6741d2dd217a6bfd578da3d3c8a54b16395916fa2173851bcd597b7489da05fe33095aedc655d0a7df773bd96f814b3b900f

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

                                        Filesize

                                        152B

                                        MD5

                                        af05481b81fdeb6c34b41fa28542b8e1

                                        SHA1

                                        30982103d4ad165cda1b492f96da553b0d5a8663

                                        SHA256

                                        61fabb6e11c5fe6ed58cbe1d1651395b973b7f460ebc78183b02484fad2ef7a2

                                        SHA512

                                        6671efa37f6ed5c9faa5b0a063bc6741d2dd217a6bfd578da3d3c8a54b16395916fa2173851bcd597b7489da05fe33095aedc655d0a7df773bd96f814b3b900f

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

                                        Filesize

                                        152B

                                        MD5

                                        71b657795f1d63721f304fcf46915016

                                        SHA1

                                        d2cabf753a2b8888642a3a26878e7f47784153b2

                                        SHA256

                                        f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

                                        SHA512

                                        dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Site Characteristics Database\LOG

                                        Filesize

                                        347B

                                        MD5

                                        88791cc96be93184f4c13db14b90adc5

                                        SHA1

                                        5b1dc3eb9ae67721c10986f48b5b411c9abf9409

                                        SHA256

                                        4f182bc08605c4f703b2847d1345f65f6eaf296a0e6a66d33e73b791fdf27c00

                                        SHA512

                                        4d1fcc5852d24b13a961e5bd7555838b2fbf9493014102192e6e348c4816a92cd34beccd0d909ab2171575411d7150db4e73e4f5aae442a177f4ef4d17ddd0ba

                                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Sync Data\LevelDB\LOG

                                        Filesize

                                        326B

                                        MD5

                                        5f3a03699a4132a1cac8eb8cccbd9e0a

                                        SHA1

                                        257166d7c3e06dab02a13db17ca19c56090f4103

                                        SHA256

                                        ee281b66433e3a803537233947451058ed1391e8a44e769daea08cb137bd5d0e

                                        SHA512

                                        f318683dcb8b0da78e9cf8f83a7218e5295548e6a150686f8e0a74bf7840d6d22d74351af0ee11e23a45ce5d40d9ee58495cdb79c356a8799b18ace174b93583

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

                                        Filesize

                                        11B

                                        MD5

                                        838a7b32aefb618130392bc7d006aa2e

                                        SHA1

                                        5159e0f18c9e68f0e75e2239875aa994847b8290

                                        SHA256

                                        ac3dd2221d90b09b795f1f72e72e4860342a4508fe336c4b822476eb25a55eaa

                                        SHA512

                                        9e350f0565cc726f66146838f9cebaaa38dd01892ffab9a45fe4f72e5be5459c0442e99107293a7c6f2412c71f668242c5e5a502124bc57cbf3b6ad8940cb3e9

                                      • memory/2992-137-0x0000000000400000-0x000000000045E000-memory.dmp

                                        Filesize

                                        376KB

                                      • memory/4696-132-0x0000000004280000-0x00000000043E0000-memory.dmp

                                        Filesize

                                        1.4MB

                                      • memory/4696-133-0x0000000001860000-0x0000000001864000-memory.dmp

                                        Filesize

                                        16KB