Analysis

  • max time kernel
    86s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-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: 8BC-7AA-942 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 5 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.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • 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 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1.exe
    "C:\Users\Admin\AppData\Local\Temp\1.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe" -start
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:860
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe" -agent 0
        3⤵
        • Executes dropped EXE
        • Modifies extensions of user files
        • Drops file in Program Files directory
        PID:1828
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        3⤵
          PID:1112
      • C:\Windows\SysWOW64\notepad.exe
        notepad.exe
        2⤵
        • Deletes itself
        PID:1320

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      211KB

      MD5

      19111728bd752688482ffb91eba51913

      SHA1

      d3f742f64a6d419b2e96651c9993d60f93bdafa9

      SHA256

      e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

      SHA512

      a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

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

      Filesize

      211KB

      MD5

      19111728bd752688482ffb91eba51913

      SHA1

      d3f742f64a6d419b2e96651c9993d60f93bdafa9

      SHA256

      e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

      SHA512

      a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

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

      Filesize

      211KB

      MD5

      19111728bd752688482ffb91eba51913

      SHA1

      d3f742f64a6d419b2e96651c9993d60f93bdafa9

      SHA256

      e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

      SHA512

      a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

    • C:\Users\Admin\Desktop\CompareUndo.rtf.8BC-7AA-942

      Filesize

      528KB

      MD5

      56f99adf905014e6418e3dcef16adede

      SHA1

      958a83ae699c9d373a574604137cf08f3b73e0a0

      SHA256

      b75186879a4a51a93c326e1a58d837e081091cc17cd87a4686b9e6ddb7d09b07

      SHA512

      3b4942ae0da14d870336c861f94dfd9acb8843a7aba692df849459f4f584bf72a2357430c71acc4348b29d88299d92c9120f79bcef7a36a68dddd0ae9e5571e1

    • C:\Users\Admin\Desktop\CompleteBackup.avi.8BC-7AA-942

      Filesize

      256KB

      MD5

      ec265db8b17a47cfc0843cb0ff6fe2a4

      SHA1

      f9704ae756b683107811cefe69eb8b16ca544a58

      SHA256

      59970b887398ba0e846fe0ac2b5dbb1f573b461cdc14b7c32c60bfab27ae2b0a

      SHA512

      ec701bb6e7aec70b90eec084f0006c2e5e411d387cd2f345f50839d1ce3dd86ae8779ea7eae4cc4af07bd9b2148151490381fad4d0b1bb136746cdc53c796bcd

    • C:\Users\Admin\Desktop\ConvertEnable.wav.8BC-7AA-942

      Filesize

      477KB

      MD5

      64d42cdcc89d5a18bcd2096d4d14817d

      SHA1

      6e08bffd8844b0c029622c796649100f7c70ca52

      SHA256

      5c7c265d96361cc8f42ca7aeb9e55d18ec619422acf16b2c326d1c7d8515029a

      SHA512

      5357cc5558b9cbcf4e5f2f71c2c205d8b84cff1221a9fb38fe7de6ae1f29e5efab90d6231c201d41cbd5be6f0400883c79f516529870ef350413189371518941

    • C:\Users\Admin\Desktop\ConvertGrant.vbe.8BC-7AA-942

      Filesize

      239KB

      MD5

      6340e8970bdbc6c3519dced03a7903c6

      SHA1

      26a5a670bc102002d9dd2096fe97157b57a9e46c

      SHA256

      477ee8df2717aeb0ac835c4ca6297cefab4dc808197be38d919e5612e3bf5c9b

      SHA512

      c59819b8a5a2a16deff8c5ba4b3b2a0b72e808cfbc9aafdd43c672da04736f4ab65f21f39c4f00922b132284268c0d14008714780126b93deaa9fd6c55a73f46

    • C:\Users\Admin\Desktop\DebugInstall.wav.8BC-7AA-942

      Filesize

      561KB

      MD5

      42d4d259f02ddf10847d26aba28af46f

      SHA1

      3b361ed6b9a938ca5222de7fed22bbebac00b12f

      SHA256

      9d27ad78e2433512db69af3e8655bf22de6f054f47a4f26e6c133cdad4bfde96

      SHA512

      e3e66b5f24acd6d3c1baea863510830d51fb1f7c88709de4933e505476fba5bad315ac4c37280d178edaaa275405f8de2fe55d12fcde322a4bbffc35724e80ae

    • C:\Users\Admin\Desktop\DenyCopy.vdx.8BC-7AA-942

      Filesize

      629KB

      MD5

      62459436cec0e8035dd05a9bebd949ae

      SHA1

      ed7f90992290af1a84cb9c416e24c6d57cd945bb

      SHA256

      858d091d067a200ac3178172f93795226b8c183c52cffcaf3c5ad84158dc45bd

      SHA512

      a671ff79cc6ce7f46ace09eb7eb848142645799b2fd4ad20653042c2cd2237ea8adbed4e66fc534c45dfca86612c7e986421555c8a12143c24e5d7d7ca041419

    • C:\Users\Admin\Desktop\EditWatch.html.8BC-7AA-942

      Filesize

      663KB

      MD5

      f6b3089a0bbe0a25aced002cb84c18c9

      SHA1

      01a11d8b0e54dde08b8b6adbddef0cdbb9ea229c

      SHA256

      3902377556268dc5029e813076f1d8639ed8d37790ffb6d3ac6ad0a0b4e382d0

      SHA512

      cf935fbaa170e6a4ab08f93dec9afecc0e0c5be6b7e4e489814c9373989d5cc69962ec13d0c81a0c38a55d1d9ef6dd4bc4bed7d5125018f1612aeb08a1f4c4d1

    • C:\Users\Admin\Desktop\EnterMount.mov.8BC-7AA-942

      Filesize

      680KB

      MD5

      c32b9ab0bc7fc4d97a1b45caae0595b7

      SHA1

      e3a0ed2e3bbde2d3bba5f4062aee3412e95271fa

      SHA256

      14d47e8380f2ebe292e231ee49d829f2671d616606f28021d58af88285136fa3

      SHA512

      5b0c27172256d8c0eb3de3236cd92b0d0c485495af254fe15ed42964dc4d33645b01760a2a96d8d18b5cb98fea1b8b1a476eedebc69cdfd1f8198257031fdeb7

    • C:\Users\Admin\Desktop\ExitRestart.mp2.8BC-7AA-942

      Filesize

      307KB

      MD5

      8c7a2236e589d756deb5a8cbb89375ab

      SHA1

      dbe8c4143211b122affdde41773a5d28e3271997

      SHA256

      eb12ae1f5f0d48d65f6b9c10ca2b9adaadb2f1932720a295dab1fbe6be88cec7

      SHA512

      fd20960d47219a8db33fecc555a656373a2f5d7e600dd976353a4cc3ad9e6465057cbfed4c63a98317dcc52a1bc36fe48c845afd8738b850207ed3f709d96462

    • C:\Users\Admin\Desktop\FormatMerge.dib.8BC-7AA-942

      Filesize

      375KB

      MD5

      15bd1df051088d481f466f092d4da6c3

      SHA1

      65eb65ed47cae56b0fb0a5ce8f03d23bb4a04d13

      SHA256

      4d9b8ac6e11037cabbf19549960af6ea2c3d2961e6b01f171f93abef2b701472

      SHA512

      c54aa54e8267cf0c48bc3d55c3a863b80d4d370e8bc2a2644dec05ba067cec9679e56825ae8bb5c9f174b653bf1aeb5241e6404c5bdb594db17a6031540c8939

    • C:\Users\Admin\Desktop\FormatUpdate.mpa.8BC-7AA-942

      Filesize

      392KB

      MD5

      301192e7f468633ad02e66da4dbe0271

      SHA1

      98f5d11b2e5b0d40f830c302c5fae12578b61a3b

      SHA256

      2eb118db16195c85666f31c4f342f0da2910dbac5932f760e837d02c3e902ca1

      SHA512

      dfc88e50044f3f994a7e2623d9f7ecb74e458acdd7925b5a4629472da9ac247a4469a45bd0df94dbcd8d94df9907dc91561acedb8ee853f42377afcdee4be000

    • C:\Users\Admin\Desktop\InitializeSplit.odt.8BC-7AA-942

      Filesize

      341KB

      MD5

      a5411dd7d6b57cfe7c18657cd698e349

      SHA1

      f1e66612e5bc0f65596b61d7c44a0e1d0f2d3968

      SHA256

      e612c48efd0188782b55b9d8e37a957ce6edce93ae55255878b92b5e61f522da

      SHA512

      fb3350f73a6ee27f3c8c6d3337c1e66c95c1d1d476952a740a059565889ac01241f7662e1ce802cfe9e6c55c347cfe4820d4070b2b328818259939e196c991dd

    • C:\Users\Admin\Desktop\MeasureRegister.js.8BC-7AA-942

      Filesize

      511KB

      MD5

      ea8c81595db4c8cfcf510e2eb79a413a

      SHA1

      f163a361fcad7a8fa9b58297194d589bfe07c762

      SHA256

      380f06c1499059cb74655d8603cfd98ef4efa98b8a6fa24ed074595086cd799b

      SHA512

      4f675611276bcd79a40e165e7ed536215c87f23e4f51d904bd9ef4da4c6a7b04afc49bd58bf951f8511837087c869611092636aecb17ebdd942b9681b0f5fbc5

    • C:\Users\Admin\Desktop\MergeRequest.wdp.8BC-7AA-942

      Filesize

      935KB

      MD5

      f7909504a78e8f242cd8b0c7d71a996d

      SHA1

      9198bc6e19184d88d7566d0a09838fa3729c1006

      SHA256

      38ab4a826301a22bcd5859c5573d9a09f0aebae2861236aa74be1134f173fd66

      SHA512

      6278fa6e9a8ad6fc175628ba1142edca21a05e72b201deb723a4cd40aff641779167de707c951fa0628c7c7ec63eecf99dc6988b58a258a9c03f5ec1395f7572

    • C:\Users\Admin\Desktop\MoveCompare.wdp.8BC-7AA-942

      Filesize

      595KB

      MD5

      7293e01364c346732b4848f257b2807c

      SHA1

      f64dbf7257b489ed01f9d64593e13be1a3273edf

      SHA256

      5c951e33a9eb58bb8ac67763ed169c063521a73c016334089b6d5b195943ac90

      SHA512

      733aff42e1bd80cf48ad64646a800af02dad24096b2d1aaaa70ac9e998f5a19d0be124078b01b97a837e175e9ec3ab668bffbfa6ce955564b295a69fa4b302b2

    • C:\Users\Admin\Desktop\NewSuspend.tiff.8BC-7AA-942

      Filesize

      545KB

      MD5

      5a12ed0cd0a722ece11f8f8ee92357d9

      SHA1

      11414d0c76fb0bef3ac944b84d9493937b0fe86f

      SHA256

      73c36c305a12def3010fa31475f19a91b5285ff9e48e724662a8fabcbf653fa7

      SHA512

      545a2e7956cbfe2d00221ae29295166f320fa1a1b5a568920ae03165039dee31ba010a9a0c8f87cbdce0f3d476d0d8fc9b50624cd9b5cca2606b6dd315017e0a

    • C:\Users\Admin\Desktop\ProtectDisconnect.mpeg3.8BC-7AA-942

      Filesize

      578KB

      MD5

      480cbc23340424a37229c269688c7aac

      SHA1

      5079a89393647d87dbb1b97e6f01363516d73946

      SHA256

      ae80bc8b930eb25917ac95ecac187f0de1cc9eaa27e215ac015de37ee90e8257

      SHA512

      6e897bf19deaab2493fa8922756bdecce390de44c403d926eb229b69ae4e4aa0f0a9f68dc10cf30e405836bea53cd45cb7380c5ba0dfff610e3591853c62526d

    • C:\Users\Admin\Desktop\RegisterUnlock.xhtml.8BC-7AA-942

      Filesize

      460KB

      MD5

      48bb58290cc8cd24fe8e1cbecaacbce8

      SHA1

      d9cf7af8bcb4b47681791ed5eacab4e11fd29d16

      SHA256

      05617957d5c8f08a0fb97010e1a5bb85a7360f2b5785ac115fefddfd02e62ac0

      SHA512

      c3824a80c504a2a77dfd8dab3c2613335ef53be4517d89256bcbe8c33a75559b683350851f4484139be922b37abe91e36f956a37fb29d96449caba27e628c0f2

    • C:\Users\Admin\Desktop\ResetInstall.cr2.8BC-7AA-942

      Filesize

      646KB

      MD5

      d1bab1cd9f7c299bfec3d4bfb726d86c

      SHA1

      1abc791eacd873efb0b5231c089a9a7f14c3ec2b

      SHA256

      0ca5f8e56c10d768c84c22d4f464c392b22c286084b67f560bece2f916db7e45

      SHA512

      4756bcd21222f7ab1620355cb9b392e2f10e41376289f87081fd977dee294c1fc236ae854c75c968dc0177b8fb22fbbe7c65e7e8b2608f3cb7ab2308061f3140

    • C:\Users\Admin\Desktop\ResumeConnect.asf.8BC-7AA-942

      Filesize

      612KB

      MD5

      0f54d627f4284d3f9a1a7d913e0a55f4

      SHA1

      fb1b637538f10deb00805399f138bbdc43856c4a

      SHA256

      b1d58480703a97049b32abc66d736ff59b405c25e0981e1ba2057350136d8ffd

      SHA512

      f8fb3ac96b090be22c6191d4c0c3207a1abd3d7dcdd580f1755eaaea575045b8b0c1bb81c62fa009b1768d6295a93ce0c64557384574cb62e744a7a1ec0d5ae5

    • C:\Users\Admin\Desktop\RevokeUse.wma.8BC-7AA-942

      Filesize

      324KB

      MD5

      ac75cc8b0c7eb75370c3ad53d1d81842

      SHA1

      c40a05b0d409812caedb1f47daff91f84b9f0d77

      SHA256

      a83a3e82f4741014d14ed0836bd465b17e9f2331a723e18d0b1abb42e0dd41bc

      SHA512

      e4234c69e2025a7b9abd7a1d85eeb4cbfbeba4891d7075feaa1867cf4374a4abd1754332c721ab73facedeb218acaf735c7fbd87f8dd00ee595cfadbef2521d0

    • C:\Users\Admin\Desktop\SearchRequest.raw.8BC-7AA-942

      Filesize

      358KB

      MD5

      8403e652270c5d18caa7025bd9f7a97a

      SHA1

      9f5f6c8e101ada4e4fe1287dd791951e1ea5669f

      SHA256

      806b73c9ca113d649f2ba6bff410be6cfcc12765645588a1ab0a7a00bddeced8

      SHA512

      a25475e6c5b9f1f76579f4d809a291aec983a17c6abcf2c2a1811208963e17d7cc3fdc0a6ee853b80a950d4d1e16c94ef302edff56ff427d15abe6574ea99f9b

    • C:\Users\Admin\Desktop\TraceUpdate.mp3.8BC-7AA-942

      Filesize

      409KB

      MD5

      abca8a577754c551ca687c87ab99f217

      SHA1

      f8e82411b2551a123059fe6b0981b8f6f4fabc3e

      SHA256

      109dffacb9fdf80031963030d644d3ce99264e74b8388e490992c82745fef2d9

      SHA512

      f468b2dd586e39da66a673a28ca51b737dfd2ac0336d523202011ca22198236850246eb7bb782486c25cbe8d5bc5efcc8465e8bcedde1445c866f0fa4bbb0e62

    • C:\Users\Admin\Desktop\UnregisterClose.temp.8BC-7AA-942

      Filesize

      426KB

      MD5

      07d978c59aeec4a826a7229c0ef10bfe

      SHA1

      3707f9d755f68d9a6d9746b6d5e73b99589ccec5

      SHA256

      1ed52a1369f226159e69cafcabc416d207793a930efb7756530fbf690e8b24fb

      SHA512

      c17ef171c89b554ca2f29c15e8d82fbc302ceeb082567fdcf1b1afa218b402843b4eb5cd1ec9817255b6a1f52bd3148ab4b5e13b33a3f99ac5e3bb1adff32a6d

    • C:\Users\Admin\Desktop\UnregisterCompare.3gp.8BC-7AA-942

      Filesize

      273KB

      MD5

      61d696910440cc2b433e6225e7e85e00

      SHA1

      d88964002fd905c4e20aa0f102bdf01ac75a58f7

      SHA256

      fa169ce0f7ae08d52d8401a5a99f37cadebe3acba3b4f5d04e98b6c6c3c413ed

      SHA512

      8d87f5909b1bdc07b311260894041ffdff1009317e2ab2391812faa5f5f5829e880c525f6fdd6cf7fcbf2822eb5ba74d8d8f0c9929b387430b377a3268ca2b30

    • C:\Users\Admin\Desktop\UseWatch.TTS.8BC-7AA-942

      Filesize

      494KB

      MD5

      fbf2a7b87115303f98026aed56c395a3

      SHA1

      074989a6e8ff436925f0515eb87e0a41d1f75aff

      SHA256

      498a69617a8b7dbbee0c4c65cfcc79e7390ee1ee972ff7b9573d17a15091baa4

      SHA512

      363a4af551d24f4f35475a5bafddbf68bd66514915ee5063c15e6354a34da04d9e856e2674e50d3676d1f85bb65d3f1df4f9ab3803cd068c397563b4acd9b769

    • C:\Users\Admin\Desktop\WriteFind.DVR-MS.8BC-7AA-942

      Filesize

      443KB

      MD5

      8725f7bac6352b33ddea90930ec59e06

      SHA1

      943732c80f095c7e6eeaa665c57d189fb6fbaebf

      SHA256

      90054be5998c23c116876472fc3bba6ce897270a21fb1eaa4bbff525b8d04f34

      SHA512

      8d034d5d42217710f7e530803f1fd59108e0b744c21ca1c579287a0f6e63d204b1a58f201ea2fa61f2324aaf60fb70bac75930eb61f3ff6593824163ce700d0b

    • C:\Users\Admin\Desktop\WriteReset.bmp.8BC-7AA-942

      Filesize

      290KB

      MD5

      5c153a21c30e8b5885c46fe0c6e5ca1a

      SHA1

      1dfc537e66e7ade9ed6ef647bafefd9cb4a064c3

      SHA256

      7f66421312dda7cc98541e7da9a4fcc8f210d0bf71b437a5af83a94fc5908235

      SHA512

      ac20eb5278a10e0828e3c6a771253f783fb1bb32ecb4bd0ba75a7c741d8fcb4408a425f64b87c2bc8f52ad0bddea49f75bee03dbb26d00ed0aedda1f7fa03322

    • \Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe

      Filesize

      211KB

      MD5

      19111728bd752688482ffb91eba51913

      SHA1

      d3f742f64a6d419b2e96651c9993d60f93bdafa9

      SHA256

      e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

      SHA512

      a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

    • \Users\Admin\AppData\Roaming\Microsoft\Windows\lsass.exe

      Filesize

      211KB

      MD5

      19111728bd752688482ffb91eba51913

      SHA1

      d3f742f64a6d419b2e96651c9993d60f93bdafa9

      SHA256

      e416fe29a9007d96f7f268aa01d37382ce4581b55d9fae2947df79df34a7e440

      SHA512

      a9cb2e7c98a4847e15b1a0dcd675df9b407c46f82fe623e3cdbdc99d7b9d3af2dd76c9b51541da9ea024acd95efcd74c0be8e37584b91d17b8a97f97e24dce2f

    • memory/1044-54-0x0000000075071000-0x0000000075073000-memory.dmp

      Filesize

      8KB