Analysis

  • max time kernel
    149s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    06-09-2021 07:00

General

  • Target

    CloverPortable_3.4.5_32_64_bit.paf.exe

  • Size

    4.9MB

  • MD5

    714866a057e7a1baca8163c477de1649

  • SHA1

    0c51232413e20d2f1729acc495b83a24bd9c78ff

  • SHA256

    0cd705341453bcd20ea0d533a877d955858e63e3ac79113b3029ab2f2390a848

  • SHA512

    955f5f122f110b06183cbdd0eb5e6973aba343a098b02d3917324eb411edd04207c813c73be926d8ef1602b73ac1ab9c7c39efecd7fcdd1d3189e63a7b2b05bf

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs
  • Executes dropped EXE 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs
  • Loads dropped DLL 17 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 53 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CloverPortable_3.4.5_32_64_bit.paf.exe
    "C:\Users\Admin\AppData\Local\Temp\CloverPortable_3.4.5_32_64_bit.paf.exe"
    1⤵
    • Loads dropped DLL
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    PID:856
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:424
    • C:\clover\CloverPortable\CloverPortable.exe
      "C:\clover\CloverPortable\CloverPortable.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3256
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\system32\regsvr32.exe /s "C:\clover\CloverPortable\App\Clover\TabHelper64.dll"
        2⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2212
        • C:\Windows\system32\regsvr32.exe
          /s "C:\clover\CloverPortable\App\Clover\TabHelper64.dll"
          3⤵
          • Loads dropped DLL
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          PID:2392
      • C:\clover\CloverPortable\App\Clover\clover.exe
        "C:\clover\CloverPortable\App\Clover\clover.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:1360

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    2
    T1060

    Browser Extensions

    1
    T1176

    Defense Evasion

    Modify Registry

    2
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\clover\CloverPortable\App\AppInfo\Launcher\CloverPortable.ini
      MD5

      8ccc261d861e929baa1e996042f39faa

      SHA1

      5d09011fc1b86d3ea941d7a0199a6b4c1511020b

      SHA256

      eed750f6bed913966afc1dcbec72b300de0fa215615cc00cad07ff0d5f74b989

      SHA512

      c4a686410d87b7c4a1cc3dca4c6cc768f3791eb7e8569f2a9cec5849499a2067b7d3b939f60d1a4d78e80cced59da0708fe5cca4845932e99a8deba4afc2690d

    • C:\clover\CloverPortable\App\AppInfo\appinfo.ini
      MD5

      72285d66f1e73e1b47ead92298069eaa

      SHA1

      d0a2bed1ff3e126b6692bb0226b1b4329d0860a5

      SHA256

      f3ca78a94372d85b22d61a4ffaa8c01fcc2accd3dd4e5e59cb213190c64e1ef3

      SHA512

      019e1f021b83964b151ab4ecc1b1103348ed08ab86c82dc1bd3f3448e57feb1cef06b0c1752369c58b87d18c92f067bf7b7f9a04cd0f1879e538a405e849d282

    • C:\clover\CloverPortable\App\Clover\Clover.exe
      MD5

      c9ca9bb3f1d61124d91dda59abc59ca6

      SHA1

      f5afd79987e2dba8007c1ea32bb7ecd3503cdd61

      SHA256

      326f2ddb3ce43ce64de3e4e97464aa3bfdde604a93bf9f7141b9de7fc8367f13

      SHA512

      97d361f0e5660aae5019c3684e4dda341e98384f9b262aa3fe8e1124eb77adcfd7fed38c597ed4065259e754991170a4ccecf4fff8b4de3087c351dae1a0af8e

    • C:\clover\CloverPortable\App\Clover\CloverInfo.ini
      MD5

      728aa91876960c627c5ebff60fbf9557

      SHA1

      5fb582e97cab7a3583eed18a80d89e9afb8abdf9

      SHA256

      5d0c2e0ab5aac555c69c73b2cecb6937d263aa484c02e2e08453a8c121c3b72f

      SHA512

      b1bcebc7ddbc650d0eacf1830a7a1e0fe40a90e079c33ce4658d91ac3fcfc0d1db4160ac31b481b525453e3a5fcd558a5e83b2dcfc9b2ff794ef0c4bda0797b2

    • C:\clover\CloverPortable\App\Clover\TabHelper64.dll
      MD5

      643d2b4e7c1c0b8b01d2fd41a924af80

      SHA1

      64a8665c98c4af9c97e8d937994c0a5bcd73d221

      SHA256

      e02c54b4f65d73b90a009e404464061e5f08be962f8268a79431b9683678e5ac

      SHA512

      3c31370ac2a75465dd2c4de635a5d18be8d8c6ac4055398dd4b05d5b9566de3ff9518dcc3c893326d388ed9b4985d0553cb01c94b6aaa145eb0c6429097f1061

    • C:\clover\CloverPortable\App\Clover\UtilWnd.dll
      MD5

      a72206185fa4e7d05445fc26658541ff

      SHA1

      89a3140230ab3dec3e49aa6a5017f869049242c1

      SHA256

      bb88206baf5fdc39cc1460ec253d14ed1b18acc16ef94b7610d074069267b0e3

      SHA512

      414b8a2832346b53579be13185870a3ffd1a3c09a9b40ec3ff956c5211af47061fabab14a40545c62794fad5993048fd3190a59de1279e0c2f3e786659b3a9c0

    • C:\clover\CloverPortable\App\Clover\clover.exe
      MD5

      c9ca9bb3f1d61124d91dda59abc59ca6

      SHA1

      f5afd79987e2dba8007c1ea32bb7ecd3503cdd61

      SHA256

      326f2ddb3ce43ce64de3e4e97464aa3bfdde604a93bf9f7141b9de7fc8367f13

      SHA512

      97d361f0e5660aae5019c3684e4dda341e98384f9b262aa3fe8e1124eb77adcfd7fed38c597ed4065259e754991170a4ccecf4fff8b4de3087c351dae1a0af8e

    • C:\clover\CloverPortable\App\Clover\clover_dll.dll
      MD5

      b4f7eae217bb80fdab69e7f87917dbb8

      SHA1

      5729c7c9c249699112fb125de3acc8040ac7b288

      SHA256

      42066fa459f09670b73545010dd9f3fd1227d4468a76d8d524e2ab4eee7c0b4a

      SHA512

      79dafae8d4fb6121988d598f27bf8135bc0180a78b39b2ebae8a82dfe67d78dd48b6fb9e23314553af577167c64e4c4b8edf8503fd3db305fe47e48b2fdb8a06

    • C:\clover\CloverPortable\App\Clover\config.ini
      MD5

      d7d66be46af50158d165b6e0a7521c33

      SHA1

      64930d3845b6851d9afb3ec13f76bdcaaefc0a98

      SHA256

      879ead9cb74cc12f2efd84d2270fe0ecdfb526bb6b645d750c78d4a293c0bea5

      SHA512

      db10ceb3b4223ad4b197f200d7ddc1acf2821bcd8681b9aba756ecdfeed496a50f809cac73ddffd164cbd50a37c8ac50d538c84d97765c41b6031e374a127821

    • C:\clover\CloverPortable\App\Clover\lang\lang_index.xml
      MD5

      927c5543cbee0f8a06f2589b84d75781

      SHA1

      d8a1e253eca91eb0718036bd7138205748c2e2f9

      SHA256

      b2165610c2519de6580e80a208d4126976314cfec60ab08918cc335b937d7e65

      SHA512

      73ff9f7c3d988bfcf286035731bc595356f488bff691de762426c20beeb78b586d3bb8cbaf1c9eb3fd6f334c397558d1297757b8e793e10c0e9a0787678b46ad

    • C:\clover\CloverPortable\App\Clover\lang\uires_en.dll
      MD5

      1e2310c7fad9847a25d199c7fa9d5af7

      SHA1

      54847d240e67c9ecca37b039a46b6908480d38c0

      SHA256

      edf0ec48019fe0161fc6189af0d8d5beb1176e2504fcffaa9f214e6aac7177e0

      SHA512

      ba67a7b89430f0641938eec315001878d37d704341915d2fd06949fb6183f4989be16054a980488ec25d1aa328962bad163b2ef584526533ff872c31cfa833eb

    • C:\clover\CloverPortable\App\Clover\login_ui.dll
      MD5

      e1475455e203479d38a4820389d9fe7e

      SHA1

      ff7739f5edc2f821cdec5ecef0792c9b46271ee6

      SHA256

      00e3be53d7b4aaa41d62f52ecdf21034444e98bd1c864d3ae265a64f40e3d3ed

      SHA512

      b93826c0543cc0b38c679cfea1a96d5e58bcbb1e7999fdf7b501db28e9e7c5b552a37899784a53567164d61e1859c0227e55d9f0885a877f26845ea823eeb244

    • C:\clover\CloverPortable\App\DefaultData\config.ini
      MD5

      a2c747624984d18bab5b68862895f7e9

      SHA1

      4628896a7690591667ea2cbfe4c97424e4d9e996

      SHA256

      deab39ae9f51231caf91585f9310f599eecb0933d8b3075bab9f4b12ad270b45

      SHA512

      2f324321f55ff245a3daf81d1d7068bdfcf7ee3e01a8a3528c7ad9b30f398d23c8e05048a755fd916e00691107ea269c63a5d964811777437cec9142663b9bcf

    • C:\clover\CloverPortable\CloverPortable.exe
      MD5

      b3f430a233fa273f0554fdbc1743fbeb

      SHA1

      5ba152852ea1756afd0363d851df985059c17997

      SHA256

      69ee78a5f75592ca942ad0be3880004466f7f55942a09d03a4161f3fba99a909

      SHA512

      6100ce0f4deba7cf3d278bea4fe20f2e881e8faff2f688a8747f6b68345c08f0dd4313bdfcdded2651d65c4dbb01322580f6c8325d7478d23efaefc14a0487d3

    • C:\clover\CloverPortable\CloverPortable.exe
      MD5

      b3f430a233fa273f0554fdbc1743fbeb

      SHA1

      5ba152852ea1756afd0363d851df985059c17997

      SHA256

      69ee78a5f75592ca942ad0be3880004466f7f55942a09d03a4161f3fba99a909

      SHA512

      6100ce0f4deba7cf3d278bea4fe20f2e881e8faff2f688a8747f6b68345c08f0dd4313bdfcdded2651d65c4dbb01322580f6c8325d7478d23efaefc14a0487d3

    • \Users\Admin\AppData\Local\Temp\nsc8082.tmp\FindProcDLL.dll
      MD5

      ba4c1dfe226d573d516c0529f263011e

      SHA1

      d726e947633ea75c09bba1cb6a14a79ce953be24

      SHA256

      2ffe1ac2555e822b4a383996168031e456f09f9cf3bb763fccee35be178cf58a

      SHA512

      73d607f0cc27eb3b1966911edf669417249bbcaa2d07f037cb3d3d3eaf368110e7e683d0e2186b06820302cd17041d5f60adab1d0ad0ebc03e34075cea37f5f8

    • \Users\Admin\AppData\Local\Temp\nsc8082.tmp\LangDLL.dll
      MD5

      3dd80dff583544514eeb3a5ed851a519

      SHA1

      56f7324d9d4230c96d1963e7b3e02b05a6cf5c24

      SHA256

      86cff5eaca76c49f924cb123d242fdcfd45ab99c4b638d3b8f4a8cfb1970ab5b

      SHA512

      955f4df195b5d134449904e9020f80125cfb64d70d9482ff583451f3fcb10d15577ceac4180f71a96452d8478f6365160ab15731f9a79a494383087c9310fd1d

    • \Users\Admin\AppData\Local\Temp\nsc8082.tmp\System.dll
      MD5

      75ed96254fbf894e42058062b4b4f0d1

      SHA1

      996503f1383b49021eb3427bc28d13b5bbd11977

      SHA256

      a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

      SHA512

      58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

    • \Users\Admin\AppData\Local\Temp\nsc8082.tmp\System.dll
      MD5

      75ed96254fbf894e42058062b4b4f0d1

      SHA1

      996503f1383b49021eb3427bc28d13b5bbd11977

      SHA256

      a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

      SHA512

      58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

    • \Users\Admin\AppData\Local\Temp\nsc8082.tmp\nsDialogs.dll
      MD5

      ca95c9da8cef7062813b989ab9486201

      SHA1

      c555af25df3de51aa18d487d47408d5245dba2d1

      SHA256

      feb6364375d0ab081e9cdf11271c40cb966af295c600903383b0730f0821c0be

      SHA512

      a30d94910204d1419c803dc12d90a9d22f63117e4709b1a131d8c4d5ead7e4121150e2c8b004a546b33c40c294df0a74567013001f55f37147d86bb847d7bbc9

    • \Users\Admin\AppData\Local\Temp\nsc8082.tmp\w7tbp.dll
      MD5

      9a3031cc4cef0dba236a28eecdf0afb5

      SHA1

      708a76aa56f77f1b0ebc62b023163c2e0426f3ac

      SHA256

      53bb519e3293164947ac7cbd7e612f637d77a7b863e3534ba1a7e39b350d3c00

      SHA512

      8fddde526e7d10d77e247ea80b273beae9dde1d4112806f1f5c3e6a409247d54d8a4445ab5bdd77025a434c3d1dcfdf480dac21abbdb13a308d5eb74517fab53

    • \Users\Admin\AppData\Local\Temp\nspB72D.tmp\System.dll
      MD5

      bf712f32249029466fa86756f5546950

      SHA1

      75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

      SHA256

      7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

      SHA512

      13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

    • \Users\Admin\AppData\Local\Temp\nspB72D.tmp\UAC.dll
      MD5

      a88baad3461d2e9928a15753b1d93fd7

      SHA1

      bb826e35264968bbc3b981d8430ac55df1e6d4a6

      SHA256

      c5ab2926c268257122d0342739e73573d7eeda34c861bc7a68a02cbc69bd41af

      SHA512

      5edcf46680716930da7fd1a41b8b0426f057cf4becefb3ee84798ec8b449726afb822fb626c4942036a1ae3bb937184d1f71d0e45075abb5bf167f5d833df43a

    • \Users\Admin\AppData\Local\Temp\nspB72D.tmp\nsExec.dll
      MD5

      132e6153717a7f9710dcea4536f364cd

      SHA1

      e39bc82c7602e6dd0797115c2bd12e872a5fb2ab

      SHA256

      d29afce2588d8dd7bb94c00ca91cac0e85b80ffa6b221f5ffcb83a2497228eb2

      SHA512

      9aeb0b3051ce07fb9f03dfee7cea4a5e423425e48cb538173bd2a167817f867a30bd4d27d07875f27ca00031745b24547030b7f146660b049fa717590f1c77e1

    • \Users\Admin\AppData\Local\Temp\nspB72D.tmp\registry.dll
      MD5

      2880bf3bbbc8dcaeb4367df8a30f01a8

      SHA1

      cb5c65eae4ae923514a67c95ada2d33b0c3f2118

      SHA256

      acb79c55b3b9c460d032a6f3aaf6c642bf8c1d450e23279d091cc0c6ca510973

      SHA512

      ca978702ce7aa04f8d9781a819a57974f9627e969138e23e81e0792ff8356037c300bb27a37a9b5c756220a7788a583c8e40cc23125bcbe48849561b159c4fa3

    • \Users\Admin\AppData\Local\Temp\nspB72D.tmp\registry.dll
      MD5

      2880bf3bbbc8dcaeb4367df8a30f01a8

      SHA1

      cb5c65eae4ae923514a67c95ada2d33b0c3f2118

      SHA256

      acb79c55b3b9c460d032a6f3aaf6c642bf8c1d450e23279d091cc0c6ca510973

      SHA512

      ca978702ce7aa04f8d9781a819a57974f9627e969138e23e81e0792ff8356037c300bb27a37a9b5c756220a7788a583c8e40cc23125bcbe48849561b159c4fa3

    • \clover\CloverPortable\App\Clover\TabHelper64.dll
      MD5

      643d2b4e7c1c0b8b01d2fd41a924af80

      SHA1

      64a8665c98c4af9c97e8d937994c0a5bcd73d221

      SHA256

      e02c54b4f65d73b90a009e404464061e5f08be962f8268a79431b9683678e5ac

      SHA512

      3c31370ac2a75465dd2c4de635a5d18be8d8c6ac4055398dd4b05d5b9566de3ff9518dcc3c893326d388ed9b4985d0553cb01c94b6aaa145eb0c6429097f1061

    • \clover\CloverPortable\App\Clover\TabHelper64.dll
      MD5

      643d2b4e7c1c0b8b01d2fd41a924af80

      SHA1

      64a8665c98c4af9c97e8d937994c0a5bcd73d221

      SHA256

      e02c54b4f65d73b90a009e404464061e5f08be962f8268a79431b9683678e5ac

      SHA512

      3c31370ac2a75465dd2c4de635a5d18be8d8c6ac4055398dd4b05d5b9566de3ff9518dcc3c893326d388ed9b4985d0553cb01c94b6aaa145eb0c6429097f1061

    • \clover\CloverPortable\App\Clover\TabHelper64.dll
      MD5

      643d2b4e7c1c0b8b01d2fd41a924af80

      SHA1

      64a8665c98c4af9c97e8d937994c0a5bcd73d221

      SHA256

      e02c54b4f65d73b90a009e404464061e5f08be962f8268a79431b9683678e5ac

      SHA512

      3c31370ac2a75465dd2c4de635a5d18be8d8c6ac4055398dd4b05d5b9566de3ff9518dcc3c893326d388ed9b4985d0553cb01c94b6aaa145eb0c6429097f1061

    • \clover\CloverPortable\App\Clover\UtilWnd.dll
      MD5

      a72206185fa4e7d05445fc26658541ff

      SHA1

      89a3140230ab3dec3e49aa6a5017f869049242c1

      SHA256

      bb88206baf5fdc39cc1460ec253d14ed1b18acc16ef94b7610d074069267b0e3

      SHA512

      414b8a2832346b53579be13185870a3ffd1a3c09a9b40ec3ff956c5211af47061fabab14a40545c62794fad5993048fd3190a59de1279e0c2f3e786659b3a9c0

    • \clover\CloverPortable\App\Clover\clover_dll.dll
      MD5

      b4f7eae217bb80fdab69e7f87917dbb8

      SHA1

      5729c7c9c249699112fb125de3acc8040ac7b288

      SHA256

      42066fa459f09670b73545010dd9f3fd1227d4468a76d8d524e2ab4eee7c0b4a

      SHA512

      79dafae8d4fb6121988d598f27bf8135bc0180a78b39b2ebae8a82dfe67d78dd48b6fb9e23314553af577167c64e4c4b8edf8503fd3db305fe47e48b2fdb8a06

    • \clover\CloverPortable\App\Clover\login_ui.dll
      MD5

      e1475455e203479d38a4820389d9fe7e

      SHA1

      ff7739f5edc2f821cdec5ecef0792c9b46271ee6

      SHA256

      00e3be53d7b4aaa41d62f52ecdf21034444e98bd1c864d3ae265a64f40e3d3ed

      SHA512

      b93826c0543cc0b38c679cfea1a96d5e58bcbb1e7999fdf7b501db28e9e7c5b552a37899784a53567164d61e1859c0227e55d9f0885a877f26845ea823eeb244

    • memory/1360-138-0x0000000000000000-mapping.dmp
    • memory/2212-132-0x0000000000000000-mapping.dmp
    • memory/2392-135-0x0000000000000000-mapping.dmp
    • memory/3256-129-0x0000000005010000-0x0000000005073000-memory.dmp
      Filesize

      396KB