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Analysis

  • max time kernel
    75s
  • max time network
    70s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250217-en
  • resource tags

    arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01/03/2025, 07:53

General

  • Target

    yearly.exe

  • Size

    544KB

  • MD5

    405bd4f52fccfdb215505e649f4cdcee

  • SHA1

    0529fee6eec9347929873d9599ac0d6487cf3681

  • SHA256

    4c89fb5adfd57df9fbf7099ac67c50795119751cbf0279615b9c83bf2ef32045

  • SHA512

    fedcb47b27e35649522e3753074f7bb2902c42e43624269e1fdf817951380849d670a40cade09a1a4d9b4e6de063cc2cf0da6990d6bf7ebdd0ccbcd7a860c5dc

  • SSDEEP

    12288:vtQxbHmk1wlpz8jX3rCXCXkiXcl6XErJUZFA0NY3iCtedUSenM:vCpxwlpz8jX7CXCXkSVX+iAm3EM

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • System Location Discovery: System Language Discovery 1 TTPs 1 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.

  • Checks processor information in registry 2 TTPs 8 IoCs

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

  • Modifies registry class 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 52 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\yearly.exe
    "C:\Users\Admin\AppData\Local\Temp\yearly.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:2464
  • C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe"
      2⤵
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3680
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1976 -parentBuildID 20240401114208 -prefsHandle 1908 -prefMapHandle 1836 -prefsLen 27133 -prefMapSize 244628 -appDir "C:\Program Files\Mozilla Firefox\browser" - {742b35ee-052f-4886-8b60-0b5218a00262} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" gpu
        3⤵
          PID:2748
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2380 -parentBuildID 20240401114208 -prefsHandle 2364 -prefMapHandle 2360 -prefsLen 27011 -prefMapSize 244628 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {896fbe80-66d7-444c-a346-6a1a22ebd2bf} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" socket
          3⤵
            PID:4244
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2884 -childID 1 -isForBrowser -prefsHandle 2908 -prefMapHandle 2756 -prefsLen 22636 -prefMapSize 244628 -jsInitHandle 1048 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e0812252-c06a-4836-b756-1ee63b767d2c} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" tab
            3⤵
              PID:1224
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4024 -childID 2 -isForBrowser -prefsHandle 2536 -prefMapHandle 2524 -prefsLen 32385 -prefMapSize 244628 -jsInitHandle 1048 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3cb93c77-9ae7-4807-bab4-20675fa820e7} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" tab
              3⤵
                PID:672
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4812 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 3876 -prefMapHandle 4792 -prefsLen 32385 -prefMapSize 244628 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {e6627f60-700c-4384-87d6-72faae0fd5bc} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" utility
                3⤵
                • Checks processor information in registry
                PID:1596
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5544 -childID 3 -isForBrowser -prefsHandle 5508 -prefMapHandle 5092 -prefsLen 27114 -prefMapSize 244628 -jsInitHandle 1048 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f00557a3-6c22-4f56-a89e-cd241a0df78f} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" tab
                3⤵
                  PID:5812
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5688 -childID 4 -isForBrowser -prefsHandle 5696 -prefMapHandle 5700 -prefsLen 27114 -prefMapSize 244628 -jsInitHandle 1048 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {b3f5b1b0-e2dc-4a9d-83c9-db443cf31086} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" tab
                  3⤵
                    PID:5828
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5948 -childID 5 -isForBrowser -prefsHandle 5956 -prefMapHandle 5960 -prefsLen 27114 -prefMapSize 244628 -jsInitHandle 1048 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3a832edf-85d3-4a7e-9822-b678c8031d5b} 3680 "\\.\pipe\gecko-crash-server-pipe.3680" tab
                    3⤵
                      PID:5952
                • C:\Windows\system32\BackgroundTransferHost.exe
                  "BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.13
                  1⤵
                  • Modifies registry class
                  PID:3100
                • C:\Windows\system32\taskmgr.exe
                  "C:\Windows\system32\taskmgr.exe" /7
                  1⤵
                  • Checks SCSI registry key(s)
                  • Modifies registry class
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of SendNotifyMessage
                  PID:4620
                • C:\Windows\System32\rundll32.exe
                  C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
                  1⤵
                    PID:3960

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  • C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\activity-stream.discovery_stream.json

                    Filesize

                    21KB

                    MD5

                    1c416f4a741d445b2508d7f082d984c8

                    SHA1

                    5efa4f3cffe05cb7ff8941f514d40f964f5c4280

                    SHA256

                    13d2b61abd88df632e9a0d282d3087b151b11526250c9582a89d19e858ca8faa

                    SHA512

                    3aae17cdee969544f8bf2acf805d03e02676a8e6e4b4e40f00ccd3a30deebd616282213fec657ef52d3545363862fc5226a43bd12b97e344cc07305223d8e965

                  • C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\b09d6b1f-c7dc-43ab-b289-18696f7308f8.down_data

                    Filesize

                    555KB

                    MD5

                    5683c0028832cae4ef93ca39c8ac5029

                    SHA1

                    248755e4e1db552e0b6f8651b04ca6d1b31a86fb

                    SHA256

                    855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e

                    SHA512

                    aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3

                  • C:\Users\Admin\AppData\Local\Temp\tmpaddon

                    Filesize

                    479KB

                    MD5

                    09372174e83dbbf696ee732fd2e875bb

                    SHA1

                    ba360186ba650a769f9303f48b7200fb5eaccee1

                    SHA256

                    c32efac42faf4b9878fb8917c5e71d89ff40de580c4f52f62e11c6cfab55167f

                    SHA512

                    b667086ed49579592d435df2b486fe30ba1b62ddd169f19e700cd079239747dd3e20058c285fa9c10a533e34f22b5198ed9b1f92ae560a3067f3e3feacc724f1

                  • C:\Users\Admin\AppData\Local\Temp\tmpaddon-1

                    Filesize

                    13.8MB

                    MD5

                    0a8747a2ac9ac08ae9508f36c6d75692

                    SHA1

                    b287a96fd6cc12433adb42193dfe06111c38eaf0

                    SHA256

                    32d544baf2facc893057a1d97db33207e642f0dacf235d8500a0b5eff934ce03

                    SHA512

                    59521f8c61236641b3299ab460c58c8f5f26fa67e828de853c2cf372f9614d58b9f541aae325b1600ec4f3a47953caacb8122b0dfce7481acfec81045735947d

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\AlternateServices.bin

                    Filesize

                    8KB

                    MD5

                    fada3f9cb80436de6dbb30aed7437b56

                    SHA1

                    cd0fab15007ac2deb6b899ab1c9bc409fc5f9532

                    SHA256

                    243dd3c91168cb23532674a26291c6bde935598ab23c4e60b001eac3586d124c

                    SHA512

                    60fdac18665226c5bec677d5b46d87d227decbeacfdde028a161386cb12b98037d94e7e4a1a0ae245d95ca650a5d6b8f88b96c3f3f5925053aa94634d6531451

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\datareporting\glean\db\data.safe.tmp

                    Filesize

                    5KB

                    MD5

                    2e25552bee12254346b21440d0763f0c

                    SHA1

                    23246557c726d888ede554692f26f099edba8578

                    SHA256

                    592e991509923ac77e3400d440de5251ed349855586a9d97cd70217b24c90ae8

                    SHA512

                    2795df0e358426cf846ee12f97098c7142145982194cdb141b3169810ebc76a3cd819116aea7784c170653545a47d384538caa29bd8f3c98c82662d22c930289

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\datareporting\glean\db\data.safe.tmp

                    Filesize

                    7KB

                    MD5

                    aa424991634295672488209d0464e1a4

                    SHA1

                    f3f77fec5fb9ff1376d81bbe139e292bb98f72c0

                    SHA256

                    04a27862d129c77551c4f357409fc9e2ded53f005cb730776e403a75cb5ebcea

                    SHA512

                    d01fc11ef9ad04bc1337244d8787281fcac808e6c00d6b456e7e7274980373c155377b1932422d91db5a806971a332658d626539cf513fd893c02fb9894ecaaf

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\datareporting\glean\pending_pings\9a79649e-7441-4cdd-9cf5-78a5e72a5781

                    Filesize

                    671B

                    MD5

                    cb10014fb0134cf140ea6bbeac80007c

                    SHA1

                    dc8c88068669077bb4ee2f231e68f601511abd7d

                    SHA256

                    1928b19a40e9c7340975375089d67b7bfd2d998650b4eae25548461dc4cad407

                    SHA512

                    a6d15b8e8dc1e83a08fd41470a120eeb38a76b19428d61fed4cd3081a14bbfe6360b6cd2dca31392c3f1fa2715bb0c12921a0f0f63702a8d0936446cbddead82

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\datareporting\glean\pending_pings\9c47e803-226c-4dc4-9603-dd0a8f57865c

                    Filesize

                    982B

                    MD5

                    8ab5a5711fe23ff49400bd958bfc8f7f

                    SHA1

                    0d07e2b362ed5d312e5ab47039a97b66d394aff3

                    SHA256

                    5d48c42ee184b6bc5b3107dde8d1a4a4ebd2d47da156106d23a0c03a4d1da297

                    SHA512

                    26dc4858e069a0b0671998a7ce31364c1c08324856362d06f3cc06dab70f0ffe80abac50f62b3d92a871027a946c75914945fcfe2e7ed313ebbff3ed2a61606c

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\datareporting\glean\pending_pings\b82c013a-9825-42b1-9795-f021a13ab1c4

                    Filesize

                    26KB

                    MD5

                    0deb404cd5e735b46dd4c102ae069afc

                    SHA1

                    b3710415d72adc2044cd770692231f6085b4f3d7

                    SHA256

                    4ad06013a1a5611e7ae6d47b59a0b15d4e3a0a6263001565534e5137348289a0

                    SHA512

                    14f4f2f54885ec74348a739120b33eb910700596503131c0bf60f8620821f4017571d078c433b29a56263816440efcc5b9402c647656112a7a9834c25fc49b52

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.dll

                    Filesize

                    1.1MB

                    MD5

                    842039753bf41fa5e11b3a1383061a87

                    SHA1

                    3e8fe1d7b3ad866b06dca6c7ef1e3c50c406e153

                    SHA256

                    d88dd3bfc4a558bb943f3caa2e376da3942e48a7948763bf9a38f707c2cd0c1c

                    SHA512

                    d3320f7ac46327b7b974e74320c4d853e569061cb89ca849cd5d1706330aca629abeb4a16435c541900d839f46ff72dfde04128c450f3e1ee63c025470c19157

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.info

                    Filesize

                    116B

                    MD5

                    2a461e9eb87fd1955cea740a3444ee7a

                    SHA1

                    b10755914c713f5a4677494dbe8a686ed458c3c5

                    SHA256

                    4107f76ba1d9424555f4e8ea0acef69357dfff89dfa5f0ec72aa4f2d489b17bc

                    SHA512

                    34f73f7bf69d7674907f190f257516e3956f825e35a2f03d58201a5a630310b45df393f2b39669f9369d1ac990505a4b6849a0d34e8c136e1402143b6cedf2d3

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\gmp-widevinecdm\4.10.2710.0\manifest.json

                    Filesize

                    372B

                    MD5

                    bf957ad58b55f64219ab3f793e374316

                    SHA1

                    a11adc9d7f2c28e04d9b35e23b7616d0527118a1

                    SHA256

                    bbab6ca07edbed72a966835c7907b3e60c7aa3d48ddea847e5076bd05f4b1eda

                    SHA512

                    79c179b56e4893fb729b225818ab4b95a50b69666ac41d17aad0b37ab0ca8cd9f0848cbc3c5d9e69e4640a8b261d7ced592eae9bcb0e0b63c05a56e7c477f44e

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\gmp-widevinecdm\4.10.2710.0\widevinecdm.dll

                    Filesize

                    17.8MB

                    MD5

                    daf7ef3acccab478aaa7d6dc1c60f865

                    SHA1

                    f8246162b97ce4a945feced27b6ea114366ff2ad

                    SHA256

                    bc40c7821dcd3fea9923c6912ab1183a942c11b7690cfd79ed148ded0228777e

                    SHA512

                    5840a45cfdb12c005e117608b1e5d946e1b2e76443ed39ba940d7f56de4babeab09bee7e64b903eb82bb37624c0a0ef19e9b59fbe2ce2f0e0b1c7a6015a63f75

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\prefs-1.js

                    Filesize

                    9KB

                    MD5

                    f8d953599e52af208337459d60bbe34f

                    SHA1

                    d4dea2b89891f173875b6e8003b3b1d22b1a9e82

                    SHA256

                    09fb988fedd8bb19730dda456d11b1da807200c1602a067eeeb0469cae491334

                    SHA512

                    62e168215d4d16d34a1205895f753a96d8f1b880066e83be88b62f51380d03d951995fbd8898b49bdc7e5103314efa89d27f3069e3eaab5a8a3531bec8d2aec2

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\prefs-1.js

                    Filesize

                    10KB

                    MD5

                    e4338be956e2e7ab73e495714e5e7358

                    SHA1

                    b1060a26690b81143c8368ac2d93cf230cf7e365

                    SHA256

                    1763f00ed2d2139ff0f34cd3e9553d245e8f8244fe3ae0aa49152ad12c62ffcc

                    SHA512

                    33f17ed0c3c1290dc91fc6d7c3ce305ce6e841441050d7146e3e5660fb24c5e395d6ec0355370d8ac7f824f95b035fec1c0366ff9ba4bc6b49d62035bc09ab79

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\prefs.js

                    Filesize

                    9KB

                    MD5

                    3aa9255b8a3196ce98b233df4d56baf0

                    SHA1

                    9e709b6fbdc13df46b3ab46f21e15abaf7489c84

                    SHA256

                    52c2b46ba456e1bf18aa05071b477cbef44394ea7b01e89ea2b4d9091fac3ef6

                    SHA512

                    3ccb5c5432cbca6869d91cb9969e57f8c62bf4f447082f4c8b2131d9edb6383e48323dd238ac224919326df6d7a89f6bd3c987b8b954b11635606949899c264f

                  • C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\zu7xb6nh.default-release\sessionstore-backups\recovery.baklz4

                    Filesize

                    14KB

                    MD5

                    631ec8adc8dd53bccfb5a377c6ee66b7

                    SHA1

                    935b84fa31b4cbd1814eab1a581dad08ad0afaa5

                    SHA256

                    fef1c54009a5f84c3c41eed1b78ec427d01ae2d12b6abe6adbdf2387b00745ea

                    SHA512

                    fb46dd6022c582a4bc61414cb58103c795c30ea652521821fc32913d80b1cae2857afa1e77b6789d566c9b9947a6260c70414fe6ce62e2a49b0f6c7449c41c5c

                  • memory/4620-420-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-421-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-417-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-419-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-416-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-422-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-418-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-411-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-412-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB

                  • memory/4620-410-0x000001E966260000-0x000001E966261000-memory.dmp

                    Filesize

                    4KB