Analysis

  • max time kernel
    45s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2024 18:08

General

  • Target

    Win32.Wannacry[2].dll

  • Size

    5.0MB

  • MD5

    30fe2f9a048d7a734c8d9233f64810ba

  • SHA1

    2027a053de21bd5c783c3f823ed1d36966780ed4

  • SHA256

    55504677f82981962d85495231695d3a92aa0b31ec35a957bd9cbbef618658e3

  • SHA512

    b657b02506f768db3255293b0c86452b4dfdd30804629c323aaa9510a3b637b0906e5963179ef7d4aaedc14646f2be2b4292e6584a6c55c6ddb596cff7f20e2a

  • SSDEEP

    49152:SnAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAARdhnvxJM0H9:+DqPoBhz1aRxcSUDk36SAEdhvxWa9

Malware Config

Signatures

  • Wannacry

    WannaCry is a ransomware cryptoworm.

  • Wannacry family
  • Contacts a large (3242) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Executes dropped EXE 3 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32.Wannacry[2].dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Win32.Wannacry[2].dll,#1
      2⤵
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\WINDOWS\mssecsvc.exe
        C:\WINDOWS\mssecsvc.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:1292
        • C:\WINDOWS\tasksche.exe
          C:\WINDOWS\tasksche.exe /i
          4⤵
          • Executes dropped EXE
          PID:3044
  • C:\WINDOWS\mssecsvc.exe
    C:\WINDOWS\mssecsvc.exe -m security
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    PID:3020
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef58b9758,0x7fef58b9768,0x7fef58b9778
      2⤵
        PID:2956
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1160 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:2
        2⤵
          PID:840
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1512 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:8
          2⤵
            PID:844
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1608 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:8
            2⤵
              PID:1652
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2136 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:1
              2⤵
                PID:2240
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2144 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:1
                2⤵
                  PID:2012
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=2612 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:2
                  2⤵
                    PID:2664
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3356 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:1
                    2⤵
                      PID:1196
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3668 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:8
                      2⤵
                        PID:1796
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=3776 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:1
                        2⤵
                          PID:1588
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=908 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:1
                          2⤵
                            PID:332
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=3456 --field-trial-handle=1228,i,12656414479071105842,9345970002304969389,131072 /prefetch:1
                            2⤵
                              PID:2832
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:2132

                            Network

                            MITRE ATT&CK Enterprise v15

                            Replay Monitor

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                            Downloads

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000001

                              Filesize

                              215KB

                              MD5

                              2be38925751dc3580e84c3af3a87f98d

                              SHA1

                              8a390d24e6588bef5da1d3db713784c11ca58921

                              SHA256

                              1412046f2516b688d644ff26b6c7ef2275b6c8f132eb809bd32e118208a4ec1b

                              SHA512

                              1341ffc84f16c1247eb0e9baacd26a70c6b9ee904bc2861e55b092263613c0f09072efd174b3e649a347ef3192ae92d7807cc4f5782f8fd07389703d75c4c4e2

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000002

                              Filesize

                              41KB

                              MD5

                              e319c7af7370ac080fbc66374603ed3a

                              SHA1

                              4f0cd3c48c2e82a167384d967c210bdacc6904f9

                              SHA256

                              5ad4c276af3ac5349ee9280f8a8144a30d33217542e065864c8b424a08365132

                              SHA512

                              4681a68a428e15d09010e2b2edba61e22808da1b77856f3ff842ebd022a1b801dfbb7cbb2eb8c1b6c39ae397d20892a3b7af054650f2899d0d16fc12d3d1a011

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\3545a9e694a7a24c_0

                              Filesize

                              289B

                              MD5

                              0138e25a20377363cc49d348f5a8ffe0

                              SHA1

                              4fdb74758c7f455bc4b81cc91c2f8966dc9140f5

                              SHA256

                              def5ca31de814cca8411f1788c6ae2fd96a2b98b98b39e826ff88a8a86769cd3

                              SHA512

                              03f0ee1604d66f798be64603c71395b56cdb91d9bbf95e5bd8db554c11c0840ca10376db80e8888c033984eb38ea52d9c71b3531807744968ee372f7f4f1bfd3

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\3d7673d115242a59_0

                              Filesize

                              19KB

                              MD5

                              82d93d2486f82f8bd83a690e3319be88

                              SHA1

                              8f82b45cf0ef810ba750b0aa6283a22a72d6ba59

                              SHA256

                              2816c7c100c9d808cb590ff40ccef10829307fd0eac248e54c16ffffec44b4af

                              SHA512

                              c9a073d0ef31c39b4d615d01d245c121afaa3c2c0cd595a99fb956df720ecb9f01cae1245b4ed6643854aca2d51467710f05e8449bb32d8c62d1021573e03d6b

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\c07c7b959619fcba_0

                              Filesize

                              355KB

                              MD5

                              e72483ebea635424a3ddc5f08e12e132

                              SHA1

                              440e26534fe5cff4c7cf1033f2911e09cf13ffde

                              SHA256

                              ba9f74c51e1f6586b34a834585604c812bfc4653cf200661b2f6f6088622fc08

                              SHA512

                              ae02d131cee45d5be475e17e8a1e7bdb805814bb2b70848779cfd43962ecd85f0e68c388c3d5c52b41b141528f349db42dad66c7d13ecb02e646f59edb4a6dd4

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\eef153ee5b884e2e_0

                              Filesize

                              280B

                              MD5

                              f46d9ddc4801b0e78b87d1ccaf2ccc5f

                              SHA1

                              efaa8494d6b311f80f7ea62672d93383d60f5d6b

                              SHA256

                              966ef3d46d2cdb6018842bbc6835cbe9cb1f333fabb1d54eaf3af9fab24afb13

                              SHA512

                              cc5740e8529b1b477a236a506d10b924399dda387dc6f45023f26907920e0b51710046bd3c7922946d0aae429885f48a64f0c9e5bb80fe4303efd327cd048513

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

                              Filesize

                              168B

                              MD5

                              a5d699838bd0dd443dac801287dd014a

                              SHA1

                              d61695e70797e8a60f5c7e4426224d8d8731affa

                              SHA256

                              33608728810e03e3cce44de4ef63654252c19ae742273538b4703e1826b2b908

                              SHA512

                              119f363eb454cc8df435d018f892ea446960fdfb570e287f08a5f897b7a2d652a78221d84787137e7c487306b8899130764c2c8a4e0858265c48f5f5ac770e2e

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

                              Filesize

                              168B

                              MD5

                              0f834ea99bea036c5e06153c88aa280e

                              SHA1

                              1b336583bb1a060dfbf6b85567e4995ac801aa27

                              SHA256

                              458b6407bf7a0dc65e9f763f17ada6651aff7b6860af0251564df70758b6ffe9

                              SHA512

                              8e6bee97714fddf9550a10128ea6191b45e6894774b95ead4b1c339a95ae2e2f6c99f47af4552ee005d5e767ae3f531e1559ae4b439d86eacbe4d1785f5d0702

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                              Filesize

                              264KB

                              MD5

                              f50f89a0a91564d0b8a211f8921aa7de

                              SHA1

                              112403a17dd69d5b9018b8cede023cb3b54eab7d

                              SHA256

                              b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                              SHA512

                              bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                              Filesize

                              363B

                              MD5

                              1c6ce3b9fc15be5f4b1e7638cf84e43c

                              SHA1

                              13053777a39fcd1b527a1e3e3941ea9e871aac99

                              SHA256

                              abcb7be789c9f64dca6ae7211f697c3fec3b087248099002becc8f918bbff6f1

                              SHA512

                              64d2ab0daac291fae68c46d2bc43815b20f7579173c1423e1c6eb5974d7510bb7617ff1c3f53b513b12cbbf5df7fe9fee076a1fdd1e27a60debe73bab4417dca

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                              Filesize

                              361B

                              MD5

                              4da0f091fffef7b4eaaf781baaf3e599

                              SHA1

                              1cbefee6dfafc93b83ee6c4a48d3bb7d728374a2

                              SHA256

                              80fd01903716d180d87df54f6527bf182d757d3fc497b8f6e0cf30d38d464aec

                              SHA512

                              509e88e2ea72b6c008fc2be91a394e82e750976d08f403072cecb188557e9fe09c0859e43856c896a603f404233de772663b368a09bb6ea34b33aeeae8b40419

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              96cfbd42c48e4a972b6c8622a5edcca9

                              SHA1

                              6f03c10ebf05a3ad81f4b14518a77e0b8b3bb825

                              SHA256

                              36c8fec7828496f1344b9e503cdbad82ff0ce9564e571c3b7e5b9343aa48fd82

                              SHA512

                              763bc2007ef4aed1b73e6e5a05409189573dcea4fd0e7378e4e9ade6501f54f4f5362bcb3957fc2e894d8268d531c13344b97742a05fdbd628137e2c2c25701c

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              7c00ff2c13b3b50f5f91ebfda00aa87f

                              SHA1

                              623f0902fcc1b315d9b05ac477c160a45e0b5edc

                              SHA256

                              57f294d084724053e7c9218ea2b354b022c36cf73efd952f1f78144258af4b77

                              SHA512

                              34a50e25180dd89efdf21aad2a5d5d9232463510fde724eb6f720270de71d8e98a059d6e9cc2ad131f10bc3abafdb25322878238650e02eacb101c4e18373a0a

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              8d56969045a45cf381782b34d89dbc3f

                              SHA1

                              9af7290b45cf769ec33fbae0f07a91fda1e97e2e

                              SHA256

                              a810313a9a7e782d955b24cd81e6ed4585e66728a3a4ef53108cb102313f5d32

                              SHA512

                              19004b546e314b46d4cc340b30aa05ecab7c27195a4f4274234e99e8febe1ba6d280cb61505551aab826ddf3fee5e8edde7c35d5dc8780fee9ec8d39fe059106

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              4KB

                              MD5

                              8a055c816eaf1f55b16c127864e267f2

                              SHA1

                              ab73428a17f260fbe224bad2ec0128e61fb53800

                              SHA256

                              900642b736d10a8c041e1cba6acee6781dccb73fcfffbb3ff8829dc5725e79f5

                              SHA512

                              d7a8c2913685b6890c8fbeaea82811f85609bc3d6a86e01f947bc2b6cacef8ffb24cce137d2395ee3731d9b6b2913a9f8f9d10aece6d6ee192182ce3ac7b96db

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                              Filesize

                              5KB

                              MD5

                              b9dfba8b5b888d3410d387552a732831

                              SHA1

                              7ffaf1a75a4055b9b07d4b6ed51b86ebdbc6c546

                              SHA256

                              3b663ca11639ed615c71bb09736765397b6e9d08506ca561a74a0404af38fc62

                              SHA512

                              d7efbb51cceda27adc2027126bcefcf86e6d154c6b617e38665c6df5308a37b7509223e30bbbd1dff48dad33bb0a98cb6906978b972e3667d117c09b3a7a2068

                            • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                              Filesize

                              16B

                              MD5

                              18e723571b00fb1694a3bad6c78e4054

                              SHA1

                              afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                              SHA256

                              8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                              SHA512

                              43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                            • C:\Windows\mssecsvc.exe

                              Filesize

                              3.6MB

                              MD5

                              90a1e06d78737b9a87e8ea42f76e2544

                              SHA1

                              785ddf8bd3add2da415cbc7c39aab7eb21407d20

                              SHA256

                              e1bee0f7a7cd0ac8659033d9e67bfc83ae03843ed30dff8ca590f916604a6de7

                              SHA512

                              40ee623eb975b3890d3e8260e76963d078a7734c040d4151fa0cf11fd6e2421f5ea609f67922a51c6df7a09f077087361586d5f40208bc97ee70531e2a3df5be

                            • C:\Windows\tasksche.exe

                              Filesize

                              3.4MB

                              MD5

                              0df2ae526d7350c2e3d1383c07a6be04

                              SHA1

                              06c4d41c60736ea1e0bb1b095536499e05068442

                              SHA256

                              10111f53da4181d548ea77cc91f02a15b9ede3f111f074230761f2afee7cd637

                              SHA512

                              9ca1ca36dcefdb1eba3152bc2d14c9dceb3360960338d13db5f8a02327aef80cb0ab238c2c1f3d2dbd7fd75124d4199b5cd63f173a09a0dea212ebb265f8453d