Analysis

  • max time kernel
    94s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-09-2022 15:27

General

  • Target

    1.exe

  • Size

    211KB

  • MD5

    19111728bd752688482ffb91eba51913

  • SHA1

    d3f742f64a6d419b2e96651c9993d60f93bdafa9

  • SHA256

    e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

  • SHA512

    a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

  • SSDEEP

    6144:hia1gMHOPDWIhID8X/4DQFu/U3buRKlemZ9DnGAetTsB+g0+:hIMH06cID84DQFu/U3buRKlemZ9DnGAI

Malware Config

Extracted

Path

C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT

Family

buran

Ransom Note
!!! ALL YOUR FILES ARE ENCRYPTED !!! All your files, documents, photos, databases and other important files are encrypted. You are not able to decrypt it by yourself! The only method of recovering files is to purchase an unique private key. Only we can give you this key and only we can recover your files. To be sure we have the decryptor and it works you can send an email: [email protected] and decrypt one file for free. But this file should be of not valuable! Do you really want to restore your files? Write to email: [email protected] Reserved email: [email protected] Your personal ID: 480-EF0-086 Attention! * Do not rename encrypted files. * Do not try to decrypt your data using third party software, it may cause permanent data loss. * Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.

Signatures

  • Buran

    Ransomware-as-a-service based on the VegaLocker family first identified in 2019.

  • Detects Zeppelin payload 3 IoCs
  • Zeppelin Ransomware

    Ransomware-as-a-service (RaaS) written in Delphi and first seen in 2019.

  • Executes dropped EXE 2 IoCs
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe" -start
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3736
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe" -agent 0
        3⤵
        • Executes dropped EXE
        • Modifies extensions of user files
        • Drops file in Program Files directory
        PID:4960
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        3⤵
          PID:3956
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        2⤵
          PID:4224

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe

        Filesize

        211KB

        MD5

        19111728bd752688482ffb91eba51913

        SHA1

        d3f742f64a6d419b2e96651c9993d60f93bdafa9

        SHA256

        e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

        SHA512

        a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe

        Filesize

        211KB

        MD5

        19111728bd752688482ffb91eba51913

        SHA1

        d3f742f64a6d419b2e96651c9993d60f93bdafa9

        SHA256

        e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

        SHA512

        a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\spoolsv.exe

        Filesize

        211KB

        MD5

        19111728bd752688482ffb91eba51913

        SHA1

        d3f742f64a6d419b2e96651c9993d60f93bdafa9

        SHA256

        e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

        SHA512

        a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

      • C:\Users\Admin\Desktop\BackupImport.mhtml.480-EF0-086

        Filesize

        824KB

        MD5

        601b0814007b4167b0ee9fdbdd83b8af

        SHA1

        290056ba2ffe8b78e355213905fe2e8503d560f5

        SHA256

        e932a3263f41544fffae778225b2b06d493d3856149c7136669e3817fcfddb94

        SHA512

        848d1ac384afd67ee61b8b55475c48f73d075c20c8b7ee783f6011e670e2a61eca2a0fb044334076c33a566b206100173f124976bd07d3fdc423b57f81525b24

      • C:\Users\Admin\Desktop\BlockClose.docm.480-EF0-086

        Filesize

        471KB

        MD5

        311700ee96d0d4dae6784e959a5f3678

        SHA1

        11f5a33ad5503c7c209398ecb4b1928f7793fe4d

        SHA256

        06ecfe34798db4b78be9ded7f3f91478ae219f57b3e7e647df33319a0d22dfe7

        SHA512

        a32d415b9cefbdfdd9b4ca9015f69d6bfeda3e76972dc247364e5e276f422b019d098d13c7cc6b7ad7ff5237e2cdb7dee2f3573b83338ceeb1b0eab92bd7816e

      • C:\Users\Admin\Desktop\ConvertFromUndo.vb.480-EF0-086

        Filesize

        518KB

        MD5

        2f297a97cc9f4f6c4662dc54ea12faa0

        SHA1

        848bf37984feed154433d984a20c3b72cb143eaa

        SHA256

        00bb2bca3fe02cd7e8afffbb12f9d64175b977377a6ef7df05ebb11e929d1916

        SHA512

        5a83ac6b8bf0e68cc654927c6dfe033d3b083492105be1f196334bf629ba90a2646bd3a3a2495291053ca8896c7fdf7a2c16b7de33586d8bd5bc7c5d531ee51a

      • C:\Users\Admin\Desktop\ConvertLimit.reg.480-EF0-086

        Filesize

        377KB

        MD5

        3217f43816807bb3eaa3f06842683623

        SHA1

        d0f4c3844ea7f9916308fed480db50fce8a207d6

        SHA256

        bdcb25c7c634218619b1e34a2cf5b5877afae20a885733cd98a1721910978ca6

        SHA512

        eea0e554aab14e0286f8c05fbdafebea13423aeb70c956eb6c985c2cab8a9403b03eb02db5412e89b60ee0a416b3421735e68a71ec083e45ff5e2c5e432c7b45

      • C:\Users\Admin\Desktop\DebugEnable.vsdm.480-EF0-086

        Filesize

        683KB

        MD5

        75d8e76b9094e46444935a4ae900aa43

        SHA1

        027438efb85364b96815b545e26e4949681ef6a0

        SHA256

        5c5558758b6e46fc0eff583f18f27e33cdf5340d33b810333ab301d21e77990a

        SHA512

        2f02e797fe574351deeb5bff4ee4d7b79ec66d9c332ad7fa49d180eed2094919d08afc899cb33f99fbbc36074dfdb87a4f155b593e671efbfaf395915e3da635

      • C:\Users\Admin\Desktop\DismountCopy.ram.480-EF0-086

        Filesize

        730KB

        MD5

        8d07abe349e2e3c612281f692138d74a

        SHA1

        63560ddcdb4e3838ea517f4eaddafcf74976da5b

        SHA256

        aeabead4da59e4ad9e1213270fe0c23dfac4ca0a8dcba1afd4107a1b39d8be51

        SHA512

        4ab75f025a4221ef747413adcaaa3aa2839fae49b7ff620625f1069161f0955f96e759b50e3811423f95123c74b7b81a54d044c205d7de2d852a7fcb6eff9db9

      • C:\Users\Admin\Desktop\ExpandRestart.wmx.480-EF0-086

        Filesize

        424KB

        MD5

        bba9b95ad8d554d4b20fa13df29f34d4

        SHA1

        e0670d79eda2729cf413bb891b50e31a255b8489

        SHA256

        2a1a6c61ab4dbc6c908c9711b6a19257e05a2148603ae6f3a1aa204b80e3594a

        SHA512

        bf1c5bb9ac259ebe765c3252f1834933e4fb0668b135028b9f6951c9edd3dc1bca823267e62464b8c10f970cc4e89733597966d23c761815b185861d1a27a0b0

      • C:\Users\Admin\Desktop\GrantInitialize.inf.480-EF0-086

        Filesize

        942KB

        MD5

        84f824eca061c383be4a1221ae6fdaea

        SHA1

        3dfe946363e0580c020b6787927aac50221c7599

        SHA256

        2b85448a2eea36aa5fec5f9a19cce4f02bb7be55da688b04deaa89123ef02442

        SHA512

        f24fca023ca6c4f2077449f81e28480e2b7be8ac4d030d7cf5f8df81c102b36d7b5b17a5f10f20e128ad54255bfb6943897ef708ad21b41b68ea43a063586e15

      • C:\Users\Admin\Desktop\InstallResolve.ini.480-EF0-086

        Filesize

        801KB

        MD5

        26e9018b2c70f7f6496e2fa68f5e280b

        SHA1

        7d4c612bc82a1719f998c25fab45e3a8a2c46949

        SHA256

        3a970c51f5b459d767d92cf25200517c953f4d057f82c62fdc43a185cb9aa5d4

        SHA512

        747ea8d9a388030e47c75fe2fa17986910520dbd3ded9ccc0f57a4b4a8bf68c17487fa3ba007ca5281c3c16f610b85a7c1828758137ebe278fe4d30b1c02b713

      • C:\Users\Admin\Desktop\MeasureSubmit.lock.480-EF0-086

        Filesize

        565KB

        MD5

        4e4713ae98afa93a9826113c15503ec5

        SHA1

        c9ef9d4f13d268b5df4bf3d371140b59ccee3965

        SHA256

        0eb949f7271b2e1f02cbc438907eda543151793a0c60cbf5ce53dfbb5368884e

        SHA512

        f840fce8e9058c66d458990b2ba560fa1ea706c69af07a886da8cd460371a7276227d050cdfa1ae0dd80108769b16457cc3e692ac48ceef7505dd30251030725

      • C:\Users\Admin\Desktop\MergeHide.emf.480-EF0-086

        Filesize

        401KB

        MD5

        05773e34e7ee4b63f0fab428c9043044

        SHA1

        7b459e774222edd6082a139f57e9cf9a7c1e1079

        SHA256

        f115ab8d93bd0bc7d849d89937072ee795ca0cd44e7b061feced1e0aef539e23

        SHA512

        2caa0cb0bdb081766d004a45fa3eb2d54cb090001be2a43c5b896dc457c6492e736b6167768bf6d147825cb99bc466a7f7da96f04c82d1d4d77b0dd8b368fce5

      • C:\Users\Admin\Desktop\MergeUnregister.rtf.480-EF0-086

        Filesize

        495KB

        MD5

        58accd610558bc13ec3c87aad45e615c

        SHA1

        374e9539cf42e1cd38df01a21667f42a6526f8b1

        SHA256

        7030ff31ce027bca859fe9ab61583c70605159d0e5629b3a295f4b1e8c299a51

        SHA512

        2b7c9e65f104104f49cb9fd37403d7278510fcd61135f75238fc689b01d6ffa0ba5ceff86dfe1e3d245cb5658a40353a92efe8527d8ddd90693454375b53847f

      • C:\Users\Admin\Desktop\OptimizeGroup.wmf.480-EF0-086

        Filesize

        612KB

        MD5

        6bba7eddbe45e31b4a1cd21131bc727f

        SHA1

        f36a2434321670b2d86c2178e693cd91823f9e6f

        SHA256

        83292946538fd1d12d90bedc93aecbc2d57a114616a09310840ea8e6a70d83d7

        SHA512

        181ac4a4207b68e0f9c75d50e1898eb7a459a648d1d1a900f02fd4a4df6d27b000ef25229389c061d86bba1ecb33635e2aa0163fba8ed0d10c8051422af47cac

      • C:\Users\Admin\Desktop\ReadPop.aif.480-EF0-086

        Filesize

        918KB

        MD5

        886edee100eb80c4332425cfbb50e5f3

        SHA1

        731f8bcb4ded4a9d6370e2378193d2f78fd370d5

        SHA256

        5efb74d4303bc1fdcec31d9f0c5be716390e29ce03967dc56d9ee0c3c1dbdda4

        SHA512

        dcc9368b216ab816321f56f463574cbcf7785e77f0ff40a5ccd31f05975e3a5271b6bca5016e3ab88c21025d4882960b747b45368de6bd1855df8e71689cbb90

      • C:\Users\Admin\Desktop\RegisterSet.pptx.480-EF0-086

        Filesize

        354KB

        MD5

        7d10e21767cb04d35557b4bc9000077d

        SHA1

        d81b958a7f96e12184932333d3df6ace0ca52557

        SHA256

        8c97d79fd9ecd44a19580828b3940db2942cb78c672d2a025f1379c78247633c

        SHA512

        52020bf9b98e4b7299e2e45f7b2487551bc6a3068962c0e3fc0cac871d4b22535257e259a667f2c52fe7383aea565ab5df584dba8d3e6a5fcb3221aec24e595d

      • C:\Users\Admin\Desktop\RemoveUnprotect.eprtx.480-EF0-086

        Filesize

        753KB

        MD5

        9f498316586e018f2e7ecfcce2e2823e

        SHA1

        f5e373528be2a02e934b5940460cdd2e7ea2d875

        SHA256

        917bb87488d59e6431f9815e90664dcd32899bef059132d5611cc7b9cd0fd0a8

        SHA512

        06345d0aa1c3460a4663d2ddd2fc2ce7b8ba661ab71d99ea25f026e356a061fc51fde59cff967a2fe4e5d9db879ffecaf72ecf0570c65f68d70ab7f0cf2c1108

      • C:\Users\Admin\Desktop\RenameSelect.mp4v.480-EF0-086

        Filesize

        448KB

        MD5

        9f69d18653c9c0e9a1c89b0b64a357d9

        SHA1

        cc57b7a28c6ac7b2747d9adeb9ca38b18a0b17ab

        SHA256

        7c669434717a15dd88094fbab4991f698672ce33ee3a37b019a82222a5d63a98

        SHA512

        2873897267461e80c2847ab64f868333749dbaaf2260326e972c4cb6bd465af96fbdd6ee55a18bd4d9e7a4917660a644492eb72c9e767c98ff705dbbb9c37761

      • C:\Users\Admin\Desktop\ResetAssert.svg.480-EF0-086

        Filesize

        659KB

        MD5

        99c6f2f626790650a246247ba7678cf0

        SHA1

        f422425ca21b00f41476ed2ab92a4b9a8c0581d1

        SHA256

        8b1923a5cc7f959c7c6c9d832030c0ce431a33ec90fbdd9bd5860286031cdf2b

        SHA512

        92b252490a34a5a623ccac24383be78b4c5b52b1136fc336eac1412b7e0e5a7e23ea02b5c7c286b727b11b725fc5c1d17a785bb53d9b06777a19ea907be36ac7

      • C:\Users\Admin\Desktop\SendRedo.xls.480-EF0-086

        Filesize

        1.3MB

        MD5

        e90e557178658dcc3202c8021b771200

        SHA1

        92f77e7da645d8ec5cf18835360a43d68c668423

        SHA256

        d4907381b23e38ed63d024c5b8719bbbdeb614dad3fa3e1677bfbd023bd9e683

        SHA512

        b41e996a100d4931b14f35826ef93ddc52e418db5a5e629ea425ce56aa45385083937cfcb35532be8848dd24f0f3f35c9fbb9b7bdd1c3b92e26ca5372837ba2d

      • C:\Users\Admin\Desktop\ShowLimit.tif.480-EF0-086

        Filesize

        330KB

        MD5

        ffcbd6d9f20e3c5318555c048a291cf7

        SHA1

        ca582f593f706dcc9a5765998e3ee77b6332bbb3

        SHA256

        507955663e2fd24cf98955f49ddf89d940ae4d81db8b7140133012d7d4dccc7d

        SHA512

        5ba2c9039f2ff638795884bcfa5e045fa6d4fa4f88e167e9ff4b7df501e90d6e998e95fc8b7956a7c0976432dc14470dcbbfc333dff789c854ef93973bf9f113

      • C:\Users\Admin\Desktop\SkipExit.M2V.480-EF0-086

        Filesize

        589KB

        MD5

        9502b14d4b82cfc1cb93b52a0d1fc2cc

        SHA1

        ceb1d23160bf6343ef5eef4a8317c83f7a2ec947

        SHA256

        4fef106e5d1c141b7e026857973f4208e5b08931daecaf495866d45ef75dcf50

        SHA512

        683d39cb59d03c78f7f890f166a7d9917f0328837c2e1f7b5b750ed600bdbbd36afc3086c3df5ce6484e0bc442b85ff1a022e76607d0ad8a551682ef61f427da

      • C:\Users\Admin\Desktop\StopUse.wmf.480-EF0-086

        Filesize

        542KB

        MD5

        d8a592a4f3ea3838b49718fd7215f46d

        SHA1

        e1029a49d716b3c9818b7940477e61d467e0712a

        SHA256

        19dbf16ea0869d5200a506754c3e7be3b2399ef841d8471c6b6011da02fcf580

        SHA512

        ade6e3efc6a7a4f1baabfac0bcc10ae0ad01516d9c4dd5ce26ff1825f8de5d283e7b8341bc166dcc2455fa081b5a1a88ab34849246107fa1515ac779c1c20e9d

      • C:\Users\Admin\Desktop\SuspendRegister.wdp.480-EF0-086

        Filesize

        636KB

        MD5

        7487ccfcf9b72d58212d8f6fd84278b6

        SHA1

        74938bc29b54580a4901527a782622909e2e6b27

        SHA256

        ae810708137221a978759e68f6d2fb4992480ef07ee5dc45424dd1c71b5213f5

        SHA512

        c607b46e48b15c70667d2e3c6e6185cf74ba6fede8681e1e0e95a3b0f8d74ec5decffd0f49fcc911be377febc41ebe00004fa62a715d21986fc13ad778144831

      • C:\Users\Admin\Desktop\SyncConvertTo.xlsx.480-EF0-086

        Filesize

        871KB

        MD5

        10a9e9e01041304d92aa4fb3aae8affa

        SHA1

        8344afa743ae73dc195ce7a3d0b93b145214db26

        SHA256

        52ea81b8f180cb2888dc2470706b5195f2cc3ebd2c24ef0befcc0b701a200817

        SHA512

        32b1d0fdc9280b0f726812c125b835dc976b2d6255447ac06f281200a6f3c2c3390a29bee7ff3055459e38c2b69e8527c8c62e35948f06febcede579f0a1c721

      • C:\Users\Admin\Desktop\UnregisterStart.m4v.480-EF0-086

        Filesize

        777KB

        MD5

        61a44c9f03ce376e6bafa883de8f42a8

        SHA1

        09b708a922e946192ff4e30dab53d845482b48bf

        SHA256

        850bf20499db226e31a0f2be802fefa2c879d4fadd0155ff78269af9e821ca15

        SHA512

        515fe04ecfd4610d3e43d87205c67217af772d683951cc17a5bb9a42c1ec931305b9a0885ef69730332904952239cfd1586524087c287c93e19b20619778205c

      • C:\Users\Admin\Desktop\UpdateRestore.ram.480-EF0-086

        Filesize

        706KB

        MD5

        3d43f6baa9171f09182025f5603f9387

        SHA1

        8e15718b07cab0fd3ba147d5f6e310623a0a91e0

        SHA256

        a794d049fecdb7cbdb72ddef9bb5033644df747d76db52dea1561a3c7ef9e5e5

        SHA512

        aebab77869e5c4caad8b0fcb06f04bb820ae894067fb17fd1c79c21eb8e1c35c7691461aa4b9a8a5dbee11c4a31b0a46741755971a4b16a73b6a17bf832ea68a

      • C:\Users\Admin\Desktop\UseLimit.jpg.480-EF0-086

        Filesize

        848KB

        MD5

        4d103016cbb958c19e73291b10ce2ac4

        SHA1

        d80fe9f1a97c0754fa46e5e2477010e169d20e8c

        SHA256

        581461eac8deba94f2e1b879bc8b62e97d22a239a308ecdedf427cde1cdb7d0e

        SHA512

        68b0fe7ccf0d1d6b034aee63164fe84d6ca291b77195cef8214dc389451b3724fe34de94d94230335c26e29df015694a3e1b89fc4bb54d244ec2fb165e1a84fd