General

  • Target

    DcRat.zip

  • Size

    6.3MB

  • Sample

    241202-yzsd6azrgw

  • MD5

    6b5246ddc575e3f7ca0242ba81910425

  • SHA1

    5ad6cf004ed9137bb83ebdb8ae2ec20470446d1c

  • SHA256

    64127c3e92e08691e9b2ba7f7bc3513b98328ce514d645ae85565cb9563961bc

  • SHA512

    45790518c7c0e8af10fe95ce64d5f825b2f055164fd696fb28c5dede450f5aa42cc4df77d425aca274367e7b6ba244d361df2b7d50e3b1846361639c1cd90995

  • SSDEEP

    98304:ylcQo9b/QZjeMrTgWilAwhySLYTfU8MGcgK80jWvzQvtHKvUOO89NSuRM:yv3Zj3TQlAdIYTfU8MGcHQUVKse9PRM

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

31.220.90.137:8848

Mutex

DcRatMutex_qwqdanchun

Attributes
  • delay

    1

  • install

    true

  • install_file

    Desktop Window Manager.exe

  • install_folder

    %Temp%

aes.plain

Targets

    • Target

      DcRat.zip

    • Size

      6.3MB

    • MD5

      6b5246ddc575e3f7ca0242ba81910425

    • SHA1

      5ad6cf004ed9137bb83ebdb8ae2ec20470446d1c

    • SHA256

      64127c3e92e08691e9b2ba7f7bc3513b98328ce514d645ae85565cb9563961bc

    • SHA512

      45790518c7c0e8af10fe95ce64d5f825b2f055164fd696fb28c5dede450f5aa42cc4df77d425aca274367e7b6ba244d361df2b7d50e3b1846361639c1cd90995

    • SSDEEP

      98304:ylcQo9b/QZjeMrTgWilAwhySLYTfU8MGcgK80jWvzQvtHKvUOO89NSuRM:yv3Zj3TQlAdIYTfU8MGcHQUVKse9PRM

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • Async RAT payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Target

      BackupCertificate.zip

    • Size

      1KB

    • MD5

      67ed09071131cdb37d818eb28eec4aeb

    • SHA1

      42a0936b6a3cbeb4c22b059eea719c194d617130

    • SHA256

      f9dfd2411ad346b9b7fd9f719b4ab9b698a1e6930ef8b0166cbc5163d528b07e

    • SHA512

      0bb4722a08070675059b095d9755ffbaadfa1f5ee358ea016b10a0891b025a1df5b4db8213d3e17d8e63402322f890f842d9ce6ef1463672da5eeac24c808a3c

    Score
    1/10
    • Target

      ServerCertificate.p12

    • Size

      1KB

    • MD5

      fd7325f2ee4701b301b32f334ea68f6b

    • SHA1

      7b6fb952296069aa735573f4040aedb5fe42b21b

    • SHA256

      ae005aa9e6bc53ffbce04c90f5160124cc6944d2959f1e1a46e3d7626d9cb5a6

    • SHA512

      6d1fac63a963ce8c680aae2462ee406b6c370949e64061cc7c8925bc8c928d52b51173e977327ff1b093d68492f3ea2fe6e1be08f38876edf46873912906a654

    Score
    7/10
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops file in System32 directory

    • Target

      DcRat.exe

    • Size

      5.0MB

    • MD5

      9a2706b014494988041a7cd721dc2e77

    • SHA1

      5ca23535cb0abe9b1e5ca5466cf49323d62f1b78

    • SHA256

      9fa9476e19afbc0b9a022a568fe765b793f4966e7e0e0910a2fd07a21a8d848d

    • SHA512

      0c884f57267e478b131fe07b87ed41d6727fd678bd74c7e8b75de61f13f0365c185649453772cb7fefee96ddccb2d51b4d1a52edf551ea34faec1aa06ebbfdab

    • SSDEEP

      98304:ya4YLGi2jelUpj0d7+k1pGlW5j6cZoEMHAh8qreWpOEnGFPHHLbqV:ynYrksv1p7ZZoEMgxtpORFHPA

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • Async RAT payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Target

      DcRat.exe.config

    • Size

      5KB

    • MD5

      f8806ec6bcfeda3bfaab9821506ef15c

    • SHA1

      ede84267e6df98f8c60ecdb72a1546013cb4ba3b

    • SHA256

      dc698c4a2c1b33a2e449f4f4c8ef6058c325b4125584a70b71efde05715b78e7

    • SHA512

      2617bd0917f5de770c06adec6484ffd2b34406e6708c67929192531bd95eed9e216825909f610573dd6bbef64870c6a7c5801d9d201c0d98010fc634b8f28477

    • SSDEEP

      96:ur71Y7KO7KTrO0BGiv4273I2TpV6RVIAIUAv0np9V0BGivi4273I2TpV6RUGoKSX:ur7S7x7kralLI2GoKS/pv7sJ+J/qJvS

    Score
    1/10
    • Target

      Plugins/Audio.dll

    • Size

      22KB

    • MD5

      9834bb111cfe8084c4f88b10c246f4b0

    • SHA1

      68fc9f2e8df32a350a56300b3c2bc97f7159c340

    • SHA256

      b843447e46f13e5cddc2d3ccc974fdea22a03a4a393a9310787c56b9f18a4c5d

    • SHA512

      7b7f7b93c2094f8010fc8ee696a16d3fe8190ce79bfa1fa083a4a09d9d9bc187eb5b43ddd4674c3d11ddadca273c4c108a64d5d7316d923ddb2c351d0be556d9

    • SSDEEP

      384:FSRj1EfmW3sHmH+6kBdseXGDfICDzu5RQujuAa04FOkh6:FSRj1N0sHieK/7ouAhRO6

    Score
    1/10
    • Target

      Plugins/Chat.dll

    • Size

      387KB

    • MD5

      485874ca1ca6a970edbf93deacade012

    • SHA1

      d6d94a485d4a43f538d305178408f34c032ece60

    • SHA256

      eb772c641008eb5d441c37095a4e0b395748b0246f187d30a92c9284e56507fd

    • SHA512

      2d49477be64537841de35973575b0f1d3aa44cda9cbe76e3b53fc4d31c8156caa6e1a33af6a60892f912a683b1600a264f256d913ed1a90499796b493ba4aef8

    • SSDEEP

      6144:pX0cZsaB6N83r2y/plBWnxfID/uKNlNQ7fOiLXyCrxO9w+KQqxe/t3y:pkcZBB6NKbBWnxfIvNr4siQqxZ

    Score
    1/10
    • Target

      Plugins/Extra.dll

    • Size

      29KB

    • MD5

      00d372a4d492c46625e6a2bcf98e12f8

    • SHA1

      6663347f6dc00942e32127b4de64a55a348082df

    • SHA256

      df8bc945b8e62b82f31e5eb11f472392130becfcee16fd0832e7ae4f109a427e

    • SHA512

      051bb37839176ec7c22bf3af57ad3a3e162dd833074be2ea6be937663bb9e6a880007d99425debd6a39ebd255131076a84cd128806990bc253aaea385e656931

    • SSDEEP

      768:iYzenGCmW8NtQwcGLKfq5T4iqM60TSZh:ijGvmwRKf6hsT

    Score
    1/10
    • Target

      Plugins/FileManager.dll

    • Size

      32KB

    • MD5

      67f3e90ab8453715362f181b55315e57

    • SHA1

      31b93df1ead2b4abe01234444965398b3fe93be0

    • SHA256

      1a311b860252d4aa0c306d9a4e580c1dce91a7f3a03e289ff02b3d4f59588276

    • SHA512

      6e8fb1d9f5d568376ab15894f1709d5aa0cb467cb34a1aa9ab3f0bfb78af8cfba76cb185cdfc797ba6afd30f88c9bcf79d118efc2999af12e6bbc21debd3a6cd

    • SSDEEP

      384:TEGHWHugXvIgTmm49cj7ddseXGMBNhD8mouIXA4Pcg4PYzMnIqE7GMiBrNelgc:Tb2fN49ydxZyXMXxnIr7GMarNM

    Score
    1/10
    • Target

      Plugins/FileSearcher.dll

    • Size

      277KB

    • MD5

      6d837cc3170240963302c07cdb0cfa06

    • SHA1

      d6aab1c8842ef388a756259f49e97de3caaf2732

    • SHA256

      6ad83748dae28b4f8e6e93c54ff08fdb01c91eb4f510967145852a2c4b64703c

    • SHA512

      baaea2aaaa42d75012c7fcf735b31deb0531e35c7a6a9d93965630a3fa31e8fed836f98a850760eefc253a2ebc001be4c79956efdd6ce51289dd0296cf7c7f1b

    • SSDEEP

      3072:/GFYQ/KZdG6oE1nKSYfTvqCjUKidQTs2pccc9k1DEIWcSCSLeyYcEeI/KQ73Wmbn:/nwLrSYfDjtlAx9k1Aa4pE0

    Score
    1/10
    • Target

      Plugins/Fun.dll

    • Size

      33KB

    • MD5

      4db70bd8aab4b9b62ce8c318db634b21

    • SHA1

      7f5b4b21a021b5fd95702426d97a62222d26520b

    • SHA256

      8b8ecd3edab14d136f3257411e2ff9436ae2eebc96f3613e84abdad0fb0a1f3c

    • SHA512

      78b59c833075b904c404eb860d309dd15c364032154401a910538bde573be90d7057e2ec390d76104b55da8e586660022633f5566950c1e0eea775474a282004

    • SSDEEP

      768:mOx2Xd9ySMAwQnf5vrTh4g7aRLGzx04XF:mOxA3nf5xeRLZM

    Score
    1/10
    • Target

      Plugins/Information.dll

    • Size

      24KB

    • MD5

      3105d5c3eeca8a242e366369bf0f1f45

    • SHA1

      2ad3283dd949848db6ed4a844500d43a373b650b

    • SHA256

      a1a9dd40bcdf20ba208aca0f687fe4bb0a50cc9d62416253d9416400b1cbc9aa

    • SHA512

      66ab935e909bc53f9ab9dccf925dd19cb4160fb5e69249274be1a3a502ea1e8061f044dd92e473e5298f768f30e0455731f52532039e80b9cf507a1012201a98

    • SSDEEP

      384:oFvmkKbpmUGZdseXGvXhDYLuqInXx3McZhRaYzwM3tllsXxMSc:Y+kKb0bZIqInpXZhRtzAxMSc

    Score
    1/10
    • Target

      Plugins/Keylogger.exe

    • Size

      10KB

    • MD5

      29104fc09f07bfe4dbb67b1158c295e4

    • SHA1

      4386610fd26b3c146838fb321626fcf776e2c803

    • SHA256

      4d8c478eb9b6d2128be7d43be944b125700a8f505ef7951679c974617898a03c

    • SHA512

      d72ef8d451cb49ae7af84811f1f2d785390fce36bcfa544505647ab123e506975f5fbd8bdeb17706a497e2a705a5d0aaf6f6058e54dac26724ff8439f3cbf928

    • SSDEEP

      192:jtmcuq6MYDxi4maEYbRzmEsLkTgv5JHTZeJYHcwY7fazhEi:jtlF6MWE9rUhVsL15pZrYylE

    Score
    1/10
    • Target

      Plugins/Logger.dll

    • Size

      26KB

    • MD5

      a77594c93c6b1ae5e13b71df4cb030c0

    • SHA1

      8cd99c7365376445012f16f3fe9f22f0a0fda7bd

    • SHA256

      870507a66814c8eac8d062a9bd77614db8ef1ee81b17a865974d9e07bbd0318b

    • SHA512

      2fe23ae9f06f471c96bd91ec2ee91be69a7ef373d149a1cf9fdc83ac310f8d746ffb998c730588e0f7285bfbbe0709fa5938ccd77b50e53996323aecf5131cc6

    • SSDEEP

      384:xy2nOVC1a1WmAcsH2Co9KPdseXG8iIhDbuLCG4kNmBWuxb87AMFn:xrQ1hNsnPZ1JkQ875n

    Score
    1/10
    • Target

      Plugins/Miscellaneous.dll

    • Size

      80KB

    • MD5

      0c49fa7e8a6191f95a5a411b216b5dfe

    • SHA1

      4476c1694437bcf7feb8eeed609d450a35fa578a

    • SHA256

      0f000db8616abb51a74b8fcf943a693b4c78518634df96b7a4546a870de15076

    • SHA512

      e4bb840a76c3e35dedf13bf1dda421c0cce4db06a043d181ef5bf02ffcb45e05216e4058f4080b46bb1f7f664f198c859c26d41906ecb4de168c2aaf1a36ffd4

    • SSDEEP

      1536:st8eSLHUxdQehszbHLofcV2jNnSe3Oy4kkiRa9Uig5StP197:smHUxdQeas0V2V3Oy4n4a9Uig5Sp7

    Score
    1/10
    • Target

      Plugins/Netstat.dll

    • Size

      24KB

    • MD5

      add261063f3e20f12a77551a91f2c54c

    • SHA1

      96c658d7defd3515585d3b5c02cc0e6167670991

    • SHA256

      e8dfd4a2885084d0463b6c68041b601bb96bbc49962716e88f915edc64a97428

    • SHA512

      0030092a7e75f26ad67ed9d81e641d28d5db62270ccdb455941ec3a5d1c10e7cde4c9fa580f54614e17dbc61d3a1f176e119b1a7fdc93f9b5753ef8962f07512

    • SSDEEP

      384:+rl+bbgmsHmxSRmqe5HPwKRsJGAdseXGOhBReDmYuFCJG0BBF93NNRk+rs25x55j:+wbWGcMqc45L6eC1Bf9Tk+gn8sa

    Score
    1/10
    • Target

      Plugins/Options.dll

    • Size

      373KB

    • MD5

      f623829ff9a5014f398432b4509fb9f8

    • SHA1

      f402bfeee72932b018368d1573b214b81f697536

    • SHA256

      f7a2cf016280a5e7a24a46d6e81a704bfccd6486b35afefc4601a8330895f85f

    • SHA512

      14b83f4d46824dfe804ac3229a354e2957b058db92100be93beddbc22b3b3a3afd4ad9326c4ba8e893836f34775223a797116ef85055636a24b46b7d4459417b

    • SSDEEP

      6144:5PcVUKQh7PTlFOEPDDeXmCIW89LQsgd/mVHeiOA7+Yi4kZd:5EVoVn2Xa9Lad+b+Yi4kr

    Score
    1/10
    • Target

      Plugins/ProcessManager.dll

    • Size

      25KB

    • MD5

      856c461db8d31a410299c90e2d2fda0d

    • SHA1

      6dc8820ce249a75653aa54dbb51a2d752a448f39

    • SHA256

      fe64f6419cc7e3906c42e413bd844655a369fcc15c6ebd99b7951309e279509e

    • SHA512

      23e6baee7c15e09fea41d7f7d15d0a224241bf560e9b5573885fa448bf0560d6b8d22faba36a475bea961fb33f0289ab5229837f0b5d2b7971e50456ac7facbf

    • SSDEEP

      384:HiL3RGwNe7Nm1T33T9OZNA8SwCguRvsPzHdseXGii6ZDWl9UZ5QDBfqFucvAYFYL:HiL3A2eg1L3B7wUvsPT9mcvNYfLn

    Score
    1/10
    • Target

      Plugins/Ransomware.dll

    • Size

      97KB

    • MD5

      1fd1dbefcb19ef46778ae437e82b3bdc

    • SHA1

      7e99fa5bf165f6ca552d5bc150d01c3bf26f7b74

    • SHA256

      fd0387ed6322079b9e95fb853e4ffc683782a221dcc49b740937cd0e173c6fad

    • SHA512

      b990058baef88ef5f415f52414ae01cca45bab6bf3cb1b7ab361509bc00b5ef1d36c262c6605baada07b56bbcf2ffc0d184640c2d0f05f8387069f2435eca137

    • SSDEEP

      1536:hQaxD6uxxNV41T56kDgJp+isYOmvZfi3Oqbh9rzvbVP:Kax2uxxNV41T5lkjvv83OqbjPZP

    Score
    1/10
    • Target

      Plugins/Recovery.dll

    • Size

      1.3MB

    • MD5

      b4762c63cc383eb02cb093eeb88aecf1

    • SHA1

      a3a1fdd8612c63f6d62d5a62915966be8e922ba1

    • SHA256

      ec768f980b651a2fbbbcffb715bcac5214730c02ff21a1a987d6db9cb04f01e1

    • SHA512

      51a9a8665be79a043dafe114d577988d5ab74803ab738d4d7129136372c7e1db4719c83e98c6e3aa7a8374a84cca570b34274d6bf18272906e6504872c514a1e

    • SSDEEP

      24576:obiHpeKuuOcI8FeZ1H9StDW+gmGIX4exF9JdjT:obiHAG9cgymGIX4eBj

    Score
    1/10
    • Target

      Plugins/Regedit.dll

    • Size

      279KB

    • MD5

      2d7aef122e60ce2180c58b8ed9efc2ab

    • SHA1

      a389ca6f93f0d963ee7156e7a5f95684cdf5fdae

    • SHA256

      39324c7593b5dd64bbbf75fc6ae108721ed211b404f16542a0d475b4623ffeb6

    • SHA512

      a6baec7ab964823e881e839242fcc6a1062ae5f442db52d6366e5c2fe212f0113b3d8050ce50ea447eb2c8e7f3987ba225b75cc5b8279fc4daea683baf933482

    • SSDEEP

      3072:UzAqsjXBXBqf6ura3Rx7+HHgmIKxUI0oWFcgboxW5d5qkuoXxweMSfb/F0:yuRRtL2HgmmoscZW5qj6weMSJ

    Score
    1/10
    • Target

      Plugins/RemoteCamera.dll

    • Size

      107KB

    • MD5

      2835c05dc7f763c60b2126a490dfa23e

    • SHA1

      9948a0361110b385b5bd8669964749476db85748

    • SHA256

      d324ec3d6d125a819f1f06b157f176b8148bd3fce0fd688fefa65cae5b0eb63c

    • SHA512

      754c123cf6df42196df835078ea74e9e6e2fdf62676a0075cf5c4a2ff9839b14b609db8962af84d108385e2b7493ed46be821f0c63ea83e316fd236537fc47a0

    • SSDEEP

      3072:5OFFLLddftQGkkeeMMyDRRHHZZzmf7oQTLuxkyqIpQkosaYuYmBBvU83p+d3:4FFLLddfBkkeeMMyDRRHHZZzq/IpQkoX

    Score
    1/10
    • Target

      Plugins/RemoteDesktop.dll

    • Size

      34KB

    • MD5

      3baefe634abb75130635ce5e06758f62

    • SHA1

      d820a0e6e7b7379bc864b90dad2eaea43419f6f8

    • SHA256

      518fd63c51d5599ab3f578718735ea43550705a3cd53f6c2782203005bc1f1c3

    • SHA512

      b545643fd9ddebdabd1e9379886357194a9ad4919a5c8874c5ce8eaf71634228f7e75b97bec1f4ae67b2b8ad9695c465248a9d1b1366266fe011c661c5b34c8e

    • SSDEEP

      768:zgkUHv6PH412Z9z9kqTwwXT/PP1ne1e749:znbZXXTVj/PP1ne1q+

    Score
    1/10
    • Target

      Plugins/SendFile.dll

    • Size

      26KB

    • MD5

      04545a1371ebf983f37bdac5684506f1

    • SHA1

      09e53e4eef4c4c91fd3d053d291196aeac7356ed

    • SHA256

      54a25baff557db5c79e3cc342368adfcfd9ab2ea9908343a4f6a6267258007d1

    • SHA512

      b35d12f164cb18ec8a5a5931fa2d8324cc1a5e8e3136d1033c2df3d26e8b037f238bf095f0f9b21e453100e9cd37219fc2732589b388b68de5ca48064b946264

    • SSDEEP

      384:auDs6RbLDm9jJ5AftugdseXG88nhiU7eugRZAhrcvlMdBNI2qIcidq4jkcEjI+aF:f1969jJ5KugTDvYQvG22TdPH3lEi

    Score
    1/10
    • Target

      Plugins/SendMemory.dll

    • Size

      27KB

    • MD5

      b2f6f7137b96e5f97516f27e1c252943

    • SHA1

      09a9c48d6b9009e9a1639414da89334d96544507

    • SHA256

      123fb77ea70cd48298a95cb84464e9cfd57c125828592d63941a04ea5ff91e4e

    • SHA512

      80f6add4537d5f05362ba140d420f4a840f6a4dcc10f61302c5dfd86f9559b9827a6913a28334fe804fd0555af4aa99fba9fc1614fb1c9ec938780432b37fd39

    • SSDEEP

      384:go7mTJ92TmR0EMZadseXGUDfhD0uQ5MZm412CqDjbAFUYZE5xWfNxTa52p85:goiTJ9NOVa9pX1/mYZE5xWl5g2pO

    Score
    1/10
    • Target

      ServerCertificate.p12

    • Size

      1KB

    • MD5

      fd7325f2ee4701b301b32f334ea68f6b

    • SHA1

      7b6fb952296069aa735573f4040aedb5fe42b21b

    • SHA256

      ae005aa9e6bc53ffbce04c90f5160124cc6944d2959f1e1a46e3d7626d9cb5a6

    • SHA512

      6d1fac63a963ce8c680aae2462ee406b6c370949e64061cc7c8925bc8c928d52b51173e977327ff1b093d68492f3ea2fe6e1be08f38876edf46873912906a654

    Score
    7/10
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops file in System32 directory

    • Target

      Stub/Client.exe

    • Size

      45KB

    • MD5

      c007eafb83bde10955e1fb1f559a207e

    • SHA1

      5dcf9702941e41c01fc0a8379df21a5691fa1b5f

    • SHA256

      f003f20a3f57d41c72f2874a889a7a2a8e396a57f42cce35fbed9869c6a01964

    • SHA512

      cd25e388f06a313fb35abb7fc66d1f01c3df18a9ae01e9e2a8d005f44a749d8151650f01d32af83dc23e09ec3b3a6ce3e5a33c8bc1a32c883f848445714fbba6

    • SSDEEP

      768:+x6KCL3NdW2rIRpOHet/P5+/dSicaKe1Vvgc0WpmE1I5JVc6KN:+x6bNan5+MicaKe1VH0iX8JVclN

    Score
    10/10
    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Asyncrat family

    • Target

      project2.dll

    • Size

      105KB

    • MD5

      daf19666fb0cf84d78d9ae197d5113ef

    • SHA1

      17f5093bdf7420378a60f7e8673dd882a7d03b7d

    • SHA256

      f36f305cf9821ac0a36bfd1bba41e471f551facbfa69027ee18e09233a9db090

    • SHA512

      da39898c1c84bac285f2c3d8c6ffed2eccbe19a786e8420df33de7b695cee534a587ef730c3d3b4ab5061ed2560da9ef949546102d51218e11eb0bcbd60b052d

    • SSDEEP

      3072:m7yxRlwDqBQ2RkqEnoan6UoGCQqsSW1FEu1k:PQh/OwR1k

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks