Analysis

  • max time kernel
    143s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2024, 16:38

General

  • Target

    2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe

  • Size

    4.4MB

  • MD5

    6fe5d6b18a68ca2020e7cb2b33fdbf65

  • SHA1

    3d4e6ddb5bc57479e2fb9439f74fb7a57f2f082a

  • SHA256

    469d4b50fff1cdb2d19d32c35da2ecf3ac72944c5ea1482e7410e3d72916b7c7

  • SHA512

    55e8d2a1c90d912b226d0c7569fe03a4932e03c425fefb392df590299e9cd03ca07b206fd5e725f45ce5951c9bdf3703f18c382556450a3b187b10127922e93e

  • SSDEEP

    98304:8Wqq+Mb+7yWvQIy5YFWAvwzn3CNLv+SVltNuRu8c0Iap1Ldnnwh:8WamWvQIy5YPvwzn3kXVltcU8pIap1x+

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 35 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2336
    • C:\Windows\temp\0CB497668B88FE1119E12CDE59A4B0C9\2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe
      "C:\Windows\temp\0CB497668B88FE1119E12CDE59A4B0C9\2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe" -initialNonSecureSetupPath="C:\Users\Admin\AppData\Local\Temp\2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious use of WriteProcessMemory
      PID:2572
      • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\setup_ui.exe
        "C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\setup_ui.exe" -cp=objref:TUVPVwEAAAAAAAAAAAAAAMAAAAAAAABGgQIAAAAAAAA5Ok7ZZBJUP3z5zgauQ1uTApAAAAwK//+UC1awSW4dnS8AGQAHAEIAYwB4AHIAagBmAGsAZQAAAAcAMQAwAC4AMQAyADcALgAwAC4AMQAxADYAAAAAAAkA//8AAB4A//8AABAA//8AAAoA//8AAA4A//8AABYA//8AAB8A//8AAAAA:
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2748

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.setup.ui.core.dll

          Filesize

          73KB

          MD5

          3d791db3fb8df9cfb95cdc1c89f576cf

          SHA1

          977725bdd90b7e20d86285c9d91c294a98f76ece

          SHA256

          6ff013a27dab58effd6b1fcc885e49302ac99a371c640f01001e036c4f06c6e0

          SHA512

          64cb627d2fefb9245462b5410cc7bbc111d84838f3be2fb8091cb5847faf115fe00397159db01ef6079cf6bbee0062ba71bf8a253b103f271562c61a79eb4a6e

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.setup.ui.dll

          Filesize

          279KB

          MD5

          3c7d941e01763db131f05cd5e17909d0

          SHA1

          a7f8afec2bae02d5e71de09691ed23a59afbb36b

          SHA256

          a985540c3dedab11d80faa0537ffc3e91f3f778da28f7d60dff3ccbbec97de74

          SHA512

          78ce5069df9da39b01ebea7ef7c6b582a2b266e51359d1d2561413df290f3eb2039341fc474317c116232542899d7cdd0d84e92837677770988d164f53e2b65f

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.setup.ui.interoplayer.dll

          Filesize

          55KB

          MD5

          b7e44cf662827b55d7f1aff8ad75bd01

          SHA1

          26447133da5fa2b79abb4004062d088501492a1f

          SHA256

          a82b14a1f48329b1288e92cbe72c033c1446fb813f6a8551a86c5dc1ade7aa16

          SHA512

          c46e8141a42dc5e0e491f1da09b5e2133fcc92f47e224309fdee1010229b262e94460ccfb63ebfe1ee7edadf10c3d1da3439e5d7e8a885f5f04f729657ba377d

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.setup.ui.visuals.dll

          Filesize

          406KB

          MD5

          70f74920e8265226ea92aae61e555df1

          SHA1

          1ba3bec7011418d63d181c1ac452cec1f7beb3a3

          SHA256

          6ac4ff8fd298f8f78c825eb714c801f026db14a1862eec9562952b59a2f862f8

          SHA512

          4ca6d4f881a2dbc1f6c0194451429c389fa0b6a9bd18f5477227895fbb5a5d513c212c4adb48d956603a95216f70c52f07016be2ad92a5c5ccf4f5c44d592673

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.ui.framework.uikit.b2c.dll

          Filesize

          659KB

          MD5

          8acd5d780ddd04ce22f90db393027cc6

          SHA1

          2466b7e57fb2997e50cfac797065cbe7c565e671

          SHA256

          029317b7e585abd3561020ae0d9a941f64abf01302024270c7fa55648d0c5360

          SHA512

          a57c323a7267a21d2f262d99edd4edc7ba8254e301c3f9c0f8b9d9fbf21914896c0e4517a3a1985976cc80dc2afca595c7369537fa11d10185be26b734179946

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.ui.framework.uikit.dll

          Filesize

          2.9MB

          MD5

          05b722edf678407e6da411924d11bf74

          SHA1

          2df3ba610c858ea6156867f1ade8aebe3f278d28

          SHA256

          41eb3558586ee2eacc0822b725fba7f755f54c7b0ac450dfeba5a59057192b44

          SHA512

          16a16d35cbb0a71298ce3413d44fd790ee49d8649e0eb9587cd6f20621a3ede6987de6bdb2377180d4616c4fc2b677cff378e89aa9e8e37da3b5a7e6e5ab7484

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectorcss.dll

          Filesize

          108KB

          MD5

          3249c9313d6902a72ef8f971c26f5082

          SHA1

          726f2eb6b2a82e21eee0e5e497a028f461fc9f95

          SHA256

          393d5ac9b4f30928496f39120ad300b7a81cd7533133adc8c935ce3d1ccacf60

          SHA512

          22ab9eadfcfc24680f5c568024e062141d00a9f4d929ee452cafae3c5ea0d039513b8c17ea85ca2d104f1d4e60ab8b9e44a5ecb6818617d008549ae08215214a

        • C:\Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectorrenderingwpf.dll

          Filesize

          202KB

          MD5

          e53fe31b6e8e76e82321b1a7333cece0

          SHA1

          d70a43434b8c3022fe9c9b7f2f3be15c49bd8b72

          SHA256

          97ec1da3c2bfa0d12f3f6d03ceb7316214a07e55f183c324746b1ce8f050503d

          SHA512

          e1679116976918d520f01885498d46e0233a1750a47979cbd675ddc4b8f3047a616cfd94bb60ad15c5dd1a9f49357eefced5b012f7e2e90a5ae21515fa51e3fa

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.ui.framework.dll

          Filesize

          213KB

          MD5

          676bdc05672d36e2ef7de38aa83a2803

          SHA1

          1a87a7c0b8571631800c517fac92a06bd88657b9

          SHA256

          79c7455735eb0b7e8b3cf46da78b06fb81229169d85039afab44ca74fe3f9a43

          SHA512

          c136de38e9bf50b901ab79d51169356f6f8077c18d440ea39d6920f2335f7cd67537697b90479be4a6dc59529842121b84f2e7b9223c740e6453ae47ac3de78d

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\kl.ui.framework.localization.dll

          Filesize

          285KB

          MD5

          2985b28c3485039cbee81b840b5437b4

          SHA1

          c7020d197d094196137655da3b0196720d99d2de

          SHA256

          586c371ecc1b17c7cac9f8d72961d9d6504b0bf855ca3501262bb0338c6654a4

          SHA512

          9c2c82c1c1bee1a9e76868a7598998c0b927505395e700d6aac05e7c2a4f522f715534bcd8a512152b7879fc87ee11ceb07c4ef440de5519295d8ababdac6022

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\setup.dll

          Filesize

          5.2MB

          MD5

          edb69ac757adffbd7ffcaf97a568cb0d

          SHA1

          f2a3d8552abc2de65ade9571fc145f97726da7e3

          SHA256

          1ec11d33160ee7bcb61f7baedd9bbb87c45c8fbb8df91ca89001a91025a09ff9

          SHA512

          49bf255e26bd693f600250677998af5ab87ee78feb3d6eee2fc744a86a8cf0d5a0f1e4072a856764711ede790645bbb88a061aaafe55e1f1b3f1e1f7f3809a64

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\setup_ui.exe

          Filesize

          656KB

          MD5

          9095b5b42d5880f3bf34fa1acdf918fb

          SHA1

          d5b054f7d218ebcb1b3d45ddfa58276fabbe9b58

          SHA256

          6223b38f1715dbf9b7e19a9c9c66bee7e87afc336a29c0d7085efffc75760f62

          SHA512

          ee971649089d3f29a349a79fdbcaff04ec2a35b1e5509b3e28da45e6bfc37fab13257dbd3a53e3c52f1eada32d821229eccb1cffc8e979d5c71348c5f640fade

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectorconverterswpf.dll

          Filesize

          136KB

          MD5

          9ed0b05697672396a56f9d5c249b7c53

          SHA1

          928e251256859ed146c8b566287ccbcece647878

          SHA256

          93a87c48b86a10f6c0e59827ae90e7af45a0fc61f92df2a64ee47e4219b3873f

          SHA512

          e0ab1c3a50d09ee5174cd1a3ff27566a0e23e5a75c7d16da6635df227e57d68e9cc3cb0f89a14148fe5a9d506e0431f2654bc678a26c928fdd093140051b974f

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectorcore.dll

          Filesize

          201KB

          MD5

          9620b9b61a710c8a2178747a74d066ac

          SHA1

          1d48e8583dcff441d880b2e2d00fa2c9b6ac905f

          SHA256

          3929ef5d1c09611bde783054cdaa6f19e07a9f22c7e9c85edf9510d13c7c423e

          SHA512

          c88b2dccc17e04ecb9afe3133069778a88873a98133cc2989fde6ced1cbe00c434c9bc6019fdab02b0b65db65f81efc18e235dc2dc827a28cbd0f6397f3b7f68

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectordom.dll

          Filesize

          55KB

          MD5

          46f91941e61609973979d8e5bf321a31

          SHA1

          1b86653c3fdee62d587d3afdad0ffa5aad01235e

          SHA256

          21675b87be651e4a2e7ce2af5a62d9e10a1a04dc2c58e1751b304089a7d5a070

          SHA512

          1a251c8491061a9b01406ba4f89d356edf8417cd89e29a961007964b501ed5ce10baeeb7a388cfb661b21b4cdb09d2a8b2c1c207a85cc285a76614775e71c923

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectormodel.dll

          Filesize

          996KB

          MD5

          768fd4b2b69b57e5a3370dd19db5bd9f

          SHA1

          6fe8859921169d25cf67af7567f2a97df7da7941

          SHA256

          4eb40c9c1019c0804c813cd0eff2c0da709724b022a4e510be5d6a89cc05bab4

          SHA512

          e08ce0545235b1acc43798eff56570752ae2bf77adb38cb3fae8e2781f8c9cc1709d251709e2491fd8ef203676c9ab7fe91590792ae37226c6e605eb36c4a61c

        • \Users\Admin\AppData\Local\Temp\04F0CC668B88FE1119E12CDE59A4B0C9\sharpvectorruntimewpf.dll

          Filesize

          69KB

          MD5

          551b9e8050754178469ec56cd0a61c3a

          SHA1

          e8d0ab21a7dad026f50a64d14d5226a7cc1c8574

          SHA256

          560366743fb87ac7f1c3236f3b21856b8585b580d785b3e79349e603fd80fb14

          SHA512

          c545860998595ff730271f94588841e99383138fd6b6ab5064708cf99ad4e88ba22e7573ed49f5533be1d588dff0cb4976de35d32237b99015019aebd4d3112c

        • \Windows\Temp\0CB497668B88FE1119E12CDE59A4B0C9\2024-10-12_6fe5d6b18a68ca2020e7cb2b33fdbf65_avoslocker.exe

          Filesize

          4.4MB

          MD5

          6fe5d6b18a68ca2020e7cb2b33fdbf65

          SHA1

          3d4e6ddb5bc57479e2fb9439f74fb7a57f2f082a

          SHA256

          469d4b50fff1cdb2d19d32c35da2ecf3ac72944c5ea1482e7410e3d72916b7c7

          SHA512

          55e8d2a1c90d912b226d0c7569fe03a4932e03c425fefb392df590299e9cd03ca07b206fd5e725f45ce5951c9bdf3703f18c382556450a3b187b10127922e93e

        • memory/2336-0-0x0000000077AF0000-0x0000000077B00000-memory.dmp

          Filesize

          64KB

        • memory/2336-2-0x0000000077AF0000-0x0000000077B00000-memory.dmp

          Filesize

          64KB

        • memory/2336-1-0x0000000077AF0000-0x0000000077B00000-memory.dmp

          Filesize

          64KB

        • memory/2572-8-0x0000000077AE0000-0x0000000077AF0000-memory.dmp

          Filesize

          64KB

        • memory/2572-9-0x0000000077AE0000-0x0000000077AF0000-memory.dmp

          Filesize

          64KB

        • memory/2572-10-0x0000000077AE0000-0x0000000077AF0000-memory.dmp

          Filesize

          64KB

        • memory/2748-92-0x0000000005B90000-0x0000000005E7E000-memory.dmp

          Filesize

          2.9MB

        • memory/2748-62-0x0000000000F00000-0x0000000000F36000-memory.dmp

          Filesize

          216KB

        • memory/2748-93-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-84-0x0000000004500000-0x0000000004512000-memory.dmp

          Filesize

          72KB

        • memory/2748-97-0x0000000005910000-0x0000000005976000-memory.dmp

          Filesize

          408KB

        • memory/2748-63-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-101-0x00000000060E0000-0x0000000006186000-memory.dmp

          Filesize

          664KB

        • memory/2748-103-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-102-0x000000007367E000-0x000000007367F000-memory.dmp

          Filesize

          4KB

        • memory/2748-105-0x0000000001050000-0x00000000010F5000-memory.dmp

          Filesize

          660KB

        • memory/2748-107-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-109-0x00000000049D0000-0x00000000049DA000-memory.dmp

          Filesize

          40KB

        • memory/2748-108-0x00000000049D0000-0x00000000049DA000-memory.dmp

          Filesize

          40KB

        • memory/2748-58-0x0000000000A80000-0x0000000000AC6000-memory.dmp

          Filesize

          280KB

        • memory/2748-116-0x0000000004A70000-0x0000000004A92000-memory.dmp

          Filesize

          136KB

        • memory/2748-88-0x0000000004A20000-0x0000000004A68000-memory.dmp

          Filesize

          288KB

        • memory/2748-112-0x0000000004DC0000-0x0000000004DF4000-memory.dmp

          Filesize

          208KB

        • memory/2748-52-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-51-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-124-0x0000000006780000-0x000000000687A000-memory.dmp

          Filesize

          1000KB

        • memory/2748-132-0x0000000004EA0000-0x0000000004EAE000-memory.dmp

          Filesize

          56KB

        • memory/2748-47-0x0000000000360000-0x000000000036E000-memory.dmp

          Filesize

          56KB

        • memory/2748-128-0x0000000005090000-0x00000000050AC000-memory.dmp

          Filesize

          112KB

        • memory/2748-50-0x0000000000360000-0x000000000036E000-memory.dmp

          Filesize

          56KB

        • memory/2748-120-0x0000000005540000-0x0000000005572000-memory.dmp

          Filesize

          200KB

        • memory/2748-136-0x0000000005320000-0x0000000005332000-memory.dmp

          Filesize

          72KB

        • memory/2748-44-0x000000007367E000-0x000000007367F000-memory.dmp

          Filesize

          4KB

        • memory/2748-137-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-148-0x0000000073670000-0x0000000073D5E000-memory.dmp

          Filesize

          6.9MB

        • memory/2748-149-0x00000000049D0000-0x00000000049DA000-memory.dmp

          Filesize

          40KB