Analysis

  • max time kernel
    115s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/02/2025, 07:24

General

  • Target

    c0f47f5a597be7135d9d2fc23cf2563a3b7117f8272bc794cc745266394e287eN.exe

  • Size

    4.0MB

  • MD5

    7e0e9d61b4719a57f69301984f2e29e0

  • SHA1

    ad08f2cc627d9d1bddea42b99003a3ffcb20a1f7

  • SHA256

    c0f47f5a597be7135d9d2fc23cf2563a3b7117f8272bc794cc745266394e287e

  • SHA512

    b7e6a8013fc863107f2b7b3be0fef863a435dc492e4ee3afa4820e1ffc262b947bed009f0ed3567c9eb06b213948a1211117db44142101f3a9d46152006c93a7

  • SSDEEP

    98304:J8NPKZC3KHXThoNyx8bOpgSrU4d5SOAy1pHbMuJ:JoPKZC3KHXThoNyx8bOpgSTfX1dFJ

Malware Config

Signatures

  • Locky

    Ransomware strain released in 2016, with advanced features like anti-analysis.

  • Locky (Osiris variant)

    Variant of the Locky ransomware seen in the wild since early 2017.

  • Locky family
  • Locky_osiris family
  • Downloads MZ/PE file 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • 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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Control Panel 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c0f47f5a597be7135d9d2fc23cf2563a3b7117f8272bc794cc745266394e287eN.exe
    "C:\Users\Admin\AppData\Local\Temp\c0f47f5a597be7135d9d2fc23cf2563a3b7117f8272bc794cc745266394e287eN.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Suspicious use of WriteProcessMemory
    PID:3348
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\DesktopOSIRIS.htm
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:552
      • 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,0x100,0x104,0xd8,0x108,0x7ff9fa9946f8,0x7ff9fa994708,0x7ff9fa994718
        3⤵
          PID:3928
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2260 /prefetch:2
          3⤵
            PID:3932
          • 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=2248,6955909152551331054,16470784850523954063,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2312 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4684
          • 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=2248,6955909152551331054,16470784850523954063,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2760 /prefetch:8
            3⤵
              PID:4820
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --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
              3⤵
                PID:3504
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --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
                3⤵
                  PID:1964
                • 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=2248,6955909152551331054,16470784850523954063,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4936 /prefetch:8
                  3⤵
                    PID:872
                  • 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=2248,6955909152551331054,16470784850523954063,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4936 /prefetch:8
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3040
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --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=5032 /prefetch:1
                    3⤵
                      PID:2920
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --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=5056 /prefetch:1
                      3⤵
                        PID:2924
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --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=5328 /prefetch:1
                        3⤵
                          PID:4612
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2248,6955909152551331054,16470784850523954063,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5028 /prefetch:1
                          3⤵
                            PID:1444
                        • C:\Windows\SysWOW64\cmd.exe
                          cmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\c0f47f5a597be7135d9d2fc23cf2563a3b7117f8272bc794cc745266394e287eN.exe"
                          2⤵
                          • System Location Discovery: System Language Discovery
                          PID:1740
                      • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
                        "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4NjAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODIxNjMwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjE4ODQ4MTk3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
                        1⤵
                        • System Location Discovery: System Language Discovery
                        • System Network Configuration Discovery: Internet Connection Discovery
                        PID:5096
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:4996
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:2560

                          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

                            ff4d54b3aadb5200432594708f095e82

                            SHA1

                            c30bc1677a50697ada032b1be526b0df6952daf1

                            SHA256

                            f63398b148e870edbfe75f8a7d717a64c87b8a05f35ae577d39d157744bfc78f

                            SHA512

                            bcb34a847f9b1c2c4347008a8208def98a07bf55d6c11cf6e0b237df1e5f7f5f3a7a58c3b7d0efb1c99ca8f2fc41c6fe776a8fe205840f9f212bfcde67e3f8d4

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

                            Filesize

                            152B

                            MD5

                            f27aebac6cf2154266da570473c0bab7

                            SHA1

                            088feed439d7d1bf0962a0d7973a00808632d9b1

                            SHA256

                            d11ca93fd8845403bb3deeb8333637cde2f52ca868dc78d3e36a3bcd10ae6e40

                            SHA512

                            e56f8e3aefbaab4e792cd989f28b9e5ba069c432a98ab039829a278cd930dd550ee2f1e9d3f45307eeb67a56eb7858d1281afdafebcaf6833ba8bf1b3d6b0753

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

                            Filesize

                            6KB

                            MD5

                            3d49c111fb511fb9dc9059dd0a619af5

                            SHA1

                            e423121786c3b0cf70199ab904d5cf39b76b157e

                            SHA256

                            a46906ee9d17d1a80e4c08dc93d463b431711c778c0f14d2721aa1192d3c36eb

                            SHA512

                            30327048392f01498e4b870d3ee8898d2710b3629293f2feb26ff74d968905148f9ca181469ded60d22f1f2249c50b70d79f3b770c174f9a1bd44f13cad2073c

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

                            Filesize

                            6KB

                            MD5

                            829645a4619be5171431a038b8e73eff

                            SHA1

                            55b3611c6f384ddc33619abc45907db221840af0

                            SHA256

                            f8cdd36f895447de1534aba4924181f314971035bdc232c072674820d50a859c

                            SHA512

                            50ef61ea38b9aec397ddd8f5f85da2b8f51f7405ad9b5eda35e875f70eca5c64e28ecaf8621e017818892705a71125a29754e9e285c5108fbcef4a12539a8d1f

                          • 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

                            14e680b35ae4d63c76c702a509d7af7f

                            SHA1

                            e5527b7169d023853a57bd7679336587daa3e375

                            SHA256

                            e6117fd0ad8effa7670bad7c5cf6a57e0d6e48b9fb98d2490a032a896407e01e

                            SHA512

                            b525b7cea4c1470d508fced5f237ceca0075eba93646af2370d7eb7d5e7bcf305ab08c239278ca82d8beef9a51c47165f1e1c007588dca14557a4bde9d155058

                          • C:\Users\Admin\Music\OSIRIS-4cac.htm

                            Filesize

                            8KB

                            MD5

                            c1837142420eb63c82d688ca98a95b33

                            SHA1

                            2afaeff0a88a9414b16cf402bac61ab2a353b25b

                            SHA256

                            6cdf3fd8bfb7c1a882c6f4d5c8780360a380d291892a5131a34d1564cf6f3613

                            SHA512

                            b2fb60eca4298ffc3dee65f70bf252241ef51941797e0410fe4a84bce297a3338eac99b52151a008ebe37396a4593785d712fe9e382c839156b86d293c29d409

                          • \??\c:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

                            Filesize

                            493KB

                            MD5

                            4b7a5cfe9734ed08b935aae617ee4d32

                            SHA1

                            26ca74a1bec74e591ccbd0efc945f9abff03c556

                            SHA256

                            7377f3fa71484e80c8b8f16e273505c921d73492b2e6dcab886b7a947b5691fb

                            SHA512

                            c542c6a2672681d8290776df45c013ea52e2cc1a5bc30cfdd730fe242fb2a18ae22367cc0289fe98c5d9d7a080f6e5924f9ff57519336c2be818451519e0dc24

                          • memory/3348-5-0x00000000021F0000-0x00000000021F1000-memory.dmp

                            Filesize

                            4KB

                          • memory/3348-19-0x0000000002220000-0x0000000002247000-memory.dmp

                            Filesize

                            156KB

                          • memory/3348-21-0x0000000002220000-0x0000000002247000-memory.dmp

                            Filesize

                            156KB

                          • memory/3348-20-0x0000000002220000-0x0000000002247000-memory.dmp

                            Filesize

                            156KB

                          • memory/3348-9-0x0000000000400000-0x0000000000460000-memory.dmp

                            Filesize

                            384KB

                          • memory/3348-342-0x0000000002220000-0x0000000002247000-memory.dmp

                            Filesize

                            156KB

                          • memory/3348-8-0x00000000021F0000-0x00000000021F1000-memory.dmp

                            Filesize

                            4KB

                          • memory/3348-6-0x0000000000400000-0x0000000000460000-memory.dmp

                            Filesize

                            384KB

                          • memory/3348-0-0x0000000002430000-0x0000000002477000-memory.dmp

                            Filesize

                            284KB

                          • memory/3348-4-0x0000000002430000-0x0000000002477000-memory.dmp

                            Filesize

                            284KB

                          • memory/3348-3-0x00000000021F0000-0x00000000021F1000-memory.dmp

                            Filesize

                            4KB

                          • memory/3348-2-0x00000000021F0000-0x00000000021F1000-memory.dmp

                            Filesize

                            4KB

                          • memory/3348-1-0x00000000021F0000-0x00000000021F1000-memory.dmp

                            Filesize

                            4KB