Analysis

  • max time kernel
    454s
  • max time network
    459s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 19:46

General

  • Target

    free-vbuks.exe

  • Size

    54.3MB

  • MD5

    1971fdbd9060ed2003fe52495538129b

  • SHA1

    7e37dbaeb9163290bf4235a0a08981dbca33c56d

  • SHA256

    fefdc9656c275663f9e037e34cb09a49ae760bd794f023f77eed94ebe93c0eb0

  • SHA512

    b38b8c25dee7c0c6d9089449f5b9f1056b0098077e88bbe26eb647afb37caed41c751abda68c4c245e1e9be6446e2e44317a7b75b8ec0c56bdafcee60c20b451

  • SSDEEP

    786432:WdmQjX417YK0bCH90zaTGH8gYGliBurRBpB/+1ww98Kg/3BXfrC+PEVE6pEo+9:SmQ418K0eH9dq8g/liCPQwmi3JTC+MU

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 58 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\free-vbuks.exe
    "C:\Users\Admin\AppData\Local\Temp\free-vbuks.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1484
    • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\RuntimeBroker.exe
      "C:\Users\Admin\AppData\Local\Temp\free-vbuks.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4648
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "wmic csproduct get uuid"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:228
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic csproduct get uuid
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4172
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "wmic path win32_VideoController get name"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2160
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic path win32_VideoController get name
          4⤵
          • Detects videocard installed
          • Suspicious use of AdjustPrivilegeToken
          PID:5048

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\certifi\cacert.pem

    Filesize

    285KB

    MD5

    d3e74c9d33719c8ab162baa4ae743b27

    SHA1

    ee32f2ccd4bc56ca68441a02bf33e32dc6205c2b

    SHA256

    7a347ca8fef6e29f82b6e4785355a6635c17fa755e0940f65f15aa8fc7bd7f92

    SHA512

    e0fb35d6901a6debbf48a0655e2aa1040700eb5166e732ae2617e89ef5e6869e8ddd5c7875fa83f31d447d4abc3db14bffd29600c9af725d9b03f03363469b4c

  • C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\psutil\_psutil_windows.pyd

    Filesize

    65KB

    MD5

    3cba71b6bc59c26518dc865241add80a

    SHA1

    7e9c609790b1de110328bbbcbb4cd09b7150e5bd

    SHA256

    e10b73d6e13a5ae2624630f3d8535c5091ef403db6a00a2798f30874938ee996

    SHA512

    3ef7e20e382d51d93c707be930e12781636433650d0a2c27e109ebebeba1f30ea3e7b09af985f87f67f6b9d2ac6a7a717435f94b9d1585a9eb093a83771b43f2

  • C:\Users\Admin\AppData\Local\Temp\ONEFIL~1\zstandard\backend_c.pyd

    Filesize

    512KB

    MD5

    dc08f04c9e03452764b4e228fc38c60b

    SHA1

    317bcc3f9c81e2fc81c86d5a24c59269a77e3824

    SHA256

    b990efbda8a50c49cd7fde5894f3c8f3715cb850f8cc4c10bc03fd92e310260f

    SHA512

    fbc24dd36af658cece54be14c1118af5fda4e7c5b99d22f99690a1fd625cc0e8aa41fd9accd1c74bb4b03d494b6c3571b24f2ee423aaae9a5ad50adc583c52f7

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Cipher\_raw_cbc.pyd

    Filesize

    12KB

    MD5

    6840f030df557b08363c3e96f5df3387

    SHA1

    793a8ba0a7bdb5b7e510fc9a9dde62b795f369ae

    SHA256

    b7160ed222d56925e5b2e247f0070d5d997701e8e239ec7f80bce21d14fa5816

    SHA512

    edf5a4d5a3bfb82cc140ce6ce6e9df3c8ed495603dcf9c0d754f92f265f2dce6a83f244e0087309b42930d040bf55e66f34504dc1c482a274ad8262aa37d1467

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Cipher\_raw_cfb.pyd

    Filesize

    13KB

    MD5

    7256877dd2b76d8c6d6910808222acd8

    SHA1

    c6468db06c4243ce398beb83422858b3fed76e99

    SHA256

    dbf703293cff0446dfd15bbaeda52fb044f56a353dda3beca9aadd8a959c5798

    SHA512

    a14d460d96845984f052a8509e8fc44439b616eeae46486df20f21ccaa8cfb1e55f1e4fa2f11a7b6ab0a481de62636cef19eb5bef2591fe83d415d67eb605b8e

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Cipher\_raw_ctr.pyd

    Filesize

    14KB

    MD5

    b063d73e5aa501060c303cafbc72dad3

    SHA1

    8c1ca04a8ed34252eb233c993ddba17803e0b81e

    SHA256

    98baca99834de65fc29efa930cd9dba8da233b4cfdfc4ab792e1871649b2fe5c

    SHA512

    8c9ad249f624bdf52a3c789c32532a51d3cc355646bd725553a738c4491ea483857032fb20c71fd3698d7f68294e3c35816421dff263d284019a9a4774c3af05

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Cipher\_raw_ecb.pyd

    Filesize

    10KB

    MD5

    1c74e15ec55bd8767968024d76705efc

    SHA1

    c590d1384d2207b3af01a46a5b4f7a2ae6bcad93

    SHA256

    0e3ec56a1f3c86be1caa503e5b89567aa91fd3d6da5ad4e4de4098f21270d86b

    SHA512

    e96ca56490fce7e169cc0ab803975baa8b5acb8bbab5047755ae2eeae177cd4b852c0620cd77bcfbc81ad18bb749dec65d243d1925288b628f155e8facdc3540

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Cipher\_raw_ofb.pyd

    Filesize

    12KB

    MD5

    134f891de4188c2428a2081e10e675f0

    SHA1

    22cb9b0fa0d1028851b8d28dafd988d25e94d2fd

    SHA256

    f326aa2a582b773f4df796035ec9bf69ec1ad11897c7d0ecfab970d33310d6ba

    SHA512

    43ce8af33630fd907018c62f100be502565bad712ad452a327ae166bd305735799877e14be7a46d243d834f3f884abf6286088e30533050ed9cd05d23aacaeab

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Hash\_BLAKE2s.pyd

    Filesize

    14KB

    MD5

    c3ba97b2d8fffdb05f514807c48cabb2

    SHA1

    7bc7fbde6a372e5813491bbd538fd49c0a1b7c26

    SHA256

    4f78e61b376151ca2d0856d2e59976670f5145fbabab1eec9b2a3b5bebb4eef6

    SHA512

    57c1a62d956d8c6834b7ba81c2d125a40bf466e833922ae3759cf2c1017f8caf29f4502a5a0bcbc95d74639d86baf20f0335a45f961cfcac39b4ed81e318f4eb

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Hash\_SHA1.pyd

    Filesize

    19KB

    MD5

    74daaab71f93bce184d507a45a88985c

    SHA1

    3d09d69e94548ec6975177b482b68f86eda32bb8

    SHA256

    e781d6daf2baaa2c1a45bd1cddb21ba491442d49a03255c1e367f246f17e13bf

    SHA512

    870ec2752304f12f2f91be688a34812ac1c75d444a0107284e3c45987639d8d07116eb98db76931f9c8487666e1b2c163fc5743bbfc5a72f20f040670cdeb509

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Hash\_SHA256.pyd

    Filesize

    21KB

    MD5

    b4e18c9a88a241fd5136faf33fb9c96a

    SHA1

    077af274aa0336880391e2f38c873a72bfc1de3b

    SHA256

    e50db07e18cb84827b0d55c7183cf580fb809673bcafbcef60e83b4899f3aa74

    SHA512

    81a059115627025a7bbf8743b48031619c13a513446b0d035aa25037e03b6a544e013caaeb139b1be9ba7d0d8cf28a5e7d4cd1b8e17948830e75bdfbd6af1653

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\Cryptodome\Util\_strxor.pyd

    Filesize

    10KB

    MD5

    16f42de194aaefb2e3cdee7fa63d2401

    SHA1

    be2ab72a90e0342457a9d13be5b6b1984875edea

    SHA256

    61e23970b6ced494e11dc9de9cb889c70b7ff7a5afe5242ba8b29aa3da7bc60e

    SHA512

    a671ea77bc8ca75aedb26b73293b51b780e26d6b8046fe1b85ae12bc9cc8f1d2062f74de79040ad44d259172f99781c7e774fe40768dc0a328bd82a48bf81489

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\RuntimeBroker.exe

    Filesize

    41.1MB

    MD5

    66411d23b078b3826eb37f24849fbde9

    SHA1

    768e3e62a93411f6a7f1d81477835eb48b8852b1

    SHA256

    5c1e94fb4e7fb4a3eca10c28f823d769ed118508474f5bbd84f5cd9126a905eb

    SHA512

    9141a12ff4a10f31e5c9308f4045f17e1a18d77bac0d56a4b4b72d88dcb00e7b8ad5ae5e340224f66b7dd567d0f94d33bb6edc811499d374c45d90dd0d803afa

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\VCRUNTIME140.dll

    Filesize

    116KB

    MD5

    be8dbe2dc77ebe7f88f910c61aec691a

    SHA1

    a19f08bb2b1c1de5bb61daf9f2304531321e0e40

    SHA256

    4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83

    SHA512

    0da644472b374f1da449a06623983d0477405b5229e386accadb154b43b8b083ee89f07c3f04d2c0c7501ead99ad95aecaa5873ff34c5eeb833285b598d5a655

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_bz2.pyd

    Filesize

    82KB

    MD5

    aa1083bde6d21cabfc630a18f51b1926

    SHA1

    e40e61dba19301817a48fd66ceeaade79a934389

    SHA256

    00b8ca9a338d2b47285c9e56d6d893db2a999b47216756f18439997fb80a56e3

    SHA512

    2df0d07065170fee50e0cd6208b0cc7baa3a295813f4ad02bec5315aa2a14b7345da4cdf7cac893da2c7fc21b201062271f655a85ceb51940f0acb99bb6a1d4c

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_cffi_backend.pyd

    Filesize

    177KB

    MD5

    210def84bb2c35115a2b2ac25e3ffd8f

    SHA1

    0376b275c81c25d4df2be4789c875b31f106bd09

    SHA256

    59767b0918859beddf28a7d66a50431411ffd940c32b3e8347e6d938b60facdf

    SHA512

    cd5551eb7afd4645860c7edd7b0abd375ee6e1da934be21a6099879c8ee3812d57f2398cad28fbb6f75bba77471d9b32c96c7c1e9d3b4d26c7fc838745746c7f

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_ctypes.pyd

    Filesize

    121KB

    MD5

    565d011ce1cee4d48e722c7421300090

    SHA1

    9dc300e04e5e0075de4c0205be2e8aae2064ae19

    SHA256

    c148292328f0aab7863af82f54f613961e7cb95b7215f7a81cafaf45bd4c42b7

    SHA512

    5af370884b5f82903fd93b566791a22e5b0cded7f743e6524880ea0c41ee73037b71df0be9f07d3224c733b076bec3be756e7e77f9e7ed5c2dd9505f35b0e4f5

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_hashlib.pyd

    Filesize

    63KB

    MD5

    b4ff25b1aca23d48897fc616e102e9b6

    SHA1

    8295ee478191eb5f741a5f6a3f4ab4576ceec8d2

    SHA256

    87dd0c858620287454fd6d31d52b6a48eddbb2a08e09e8b2d9fdb0b92200d766

    SHA512

    a7adcf652bc88f8878dae2742a37af75599936d80223e62fe74755d6bafaafd985678595872fb696c715f69a1f963f12e3d52cd3d7e7a83747983b2ee244e8a2

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_lzma.pyd

    Filesize

    155KB

    MD5

    b86b9f292af12006187ebe6c606a377d

    SHA1

    604224e12514c21ab6db4c285365b0996c7f2139

    SHA256

    f5e01b516c2c23035f7703e23569dec26c5616c05a929b2580ae474a5c6722c5

    SHA512

    d4e97f554d57048b488bf6515c35fddadeb9d101133ee27a449381ebe75ac3556930b05e218473eba5254f3c441436e12f3d0166fb1b1e3cd7b0946d5efab312

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_queue.pyd

    Filesize

    31KB

    MD5

    7f52ef40b083f34fd5e723e97b13382f

    SHA1

    626d47df812738f28bc87c7667344b92847fdf6a

    SHA256

    3f8e7e6aa13b417acc78b63434fb1144e6319a010a9fc376c54d6e69b638fe4c

    SHA512

    48f7723a8c039abd6ccb2906fbd310f0cfa170dcbdf89a6437dd02c8f77f20e6c7c402d29b922cdaabd357d3a33e34c3ad826127134f38d77a4d6d9c83371949

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_socket.pyd

    Filesize

    77KB

    MD5

    b77017baa2004833ef3847a3a3141280

    SHA1

    39666f74bd076015b376fc81250dff89dff4b0a6

    SHA256

    a19e3c7c03ef1b5625790b1c9c42594909311ab6df540fbf43c6aa93300ab166

    SHA512

    6b24d0e038c433b995bd05de7c8fe7dd7b0a11152937c189b8854c95780b0220a9435de0db7ac796a7de11a59c61d56b1aef9a8dbaba62d02325122ceb8b003d

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_sqlite3.pyd

    Filesize

    117KB

    MD5

    68d89aaab48b82a7d76fb65e9c613a24

    SHA1

    b872497ebe4aba49025c9f836f4b2a3f1f033e5e

    SHA256

    ff6a2a2f38b21b7784f97d604c99961d8c07ef455f7908110a4e893835d42b76

    SHA512

    5eec9169ab29c291010f0e171c3123552d8c68e943a615dc2f8e1ae75f809a54343572737279d9582b585997ed390af856f551dadeada85ae2f1aa908fc9b39c

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_ssl.pyd

    Filesize

    174KB

    MD5

    0f02eccd7933b7a7c2bdedca2a72aab6

    SHA1

    0b4c551d8fe34d8128e5cf97daa19eb4c97db06e

    SHA256

    ba5388d6a6557d431e086734a3323621dc447f63ba299b0a815e5837cf869678

    SHA512

    90a64082dab51380e05c76047ee40e259c719d7170fb4acb247b68a03b710461b350da3821b426fd13167895ded32f9c5ec0e07587ad4125683a18a3495f5ed5

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\_uuid.pyd

    Filesize

    24KB

    MD5

    cc2fc10d528ec8eac403f3955a214d5b

    SHA1

    3eefd8e449532c13ae160aa631fdb0ad8f6f2ea4

    SHA256

    e6aa7f1637e211251c9d6f467203b2b6d85e5bc2d901699f2a55af637fa89250

    SHA512

    bf18089bd0b3a880930827d2035302060ea9db529ad1020879e5be6de42693bd0a01b40270b4e93ceaea3cfed20dad1e2942d983cde8bb2c99159b32209b34bb

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\libcrypto-3.dll

    Filesize

    5.0MB

    MD5

    e547cf6d296a88f5b1c352c116df7c0c

    SHA1

    cafa14e0367f7c13ad140fd556f10f320a039783

    SHA256

    05fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de

    SHA512

    9f42edf04c7af350a00fa4fdf92b8e2e6f47ab9d2d41491985b20cd0adde4f694253399f6a88f4bdd765c4f49792f25fb01e84ec03fd5d0be8bb61773d77d74d

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\libffi-8.dll

    Filesize

    38KB

    MD5

    0f8e4992ca92baaf54cc0b43aaccce21

    SHA1

    c7300975df267b1d6adcbac0ac93fd7b1ab49bd2

    SHA256

    eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a

    SHA512

    6e1b223462dc124279bfca74fd2c66fe18b368ffbca540c84e82e0f5bcbea0e10cc243975574fa95ace437b9d8b03a446ed5ee0c9b1b094147cefaf704dfe978

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\libssl-3.dll

    Filesize

    768KB

    MD5

    19a2aba25456181d5fb572d88ac0e73e

    SHA1

    656ca8cdfc9c3a6379536e2027e93408851483db

    SHA256

    2e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006

    SHA512

    df17dc8a882363a6c5a1b78ba3cf448437d1118ccc4a6275cc7681551b13c1a4e0f94e30ffb94c3530b688b62bff1c03e57c2c185a7df2bf3e5737a06e114337

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\python3.dll

    Filesize

    65KB

    MD5

    7e07c63636a01df77cd31cfca9a5c745

    SHA1

    593765bc1729fdca66dd45bbb6ea9fcd882f42a6

    SHA256

    db84bc052cfb121fe4db36242ba5f1d2c031b600ef5d8d752cf25b7c02b6bac6

    SHA512

    8c538625be972481c495c7271398993cfe188e2f0a71d38fb51eb18b62467205fe3944def156d0ff09a145670af375d2fc974c6b18313fa275ce6b420decc729

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\python311.dll

    Filesize

    5.5MB

    MD5

    387bb2c1e40bde1517f06b46313766be

    SHA1

    601f83ef61c7699652dec17edd5a45d6c20786c4

    SHA256

    0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364

    SHA512

    521cde6eaa5d4a2e0ef6bbfdea50b00750ae022c1c7bd66b20654c035552b49c9d2fac18ef503bbd136a7a307bdeb97f759d45c25228a0bf0c37739b6e897bad

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\select.pyd

    Filesize

    29KB

    MD5

    e4ab524f78a4cf31099b43b35d2faec3

    SHA1

    a9702669ef49b3a043ca5550383826d075167291

    SHA256

    bae0974390945520eb99ab32486c6a964691f8f4a028ac408d98fa8fb0db7d90

    SHA512

    5fccfb3523c87ad5ab2cde4b9c104649c613388bc35b6561517ae573d3324f9191dd53c0f118b9808ba2907440cbc92aecfc77d0512ef81534e970118294cdee

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\sqlite3.dll

    Filesize

    1.5MB

    MD5

    89c2845bd090082406649f337c0cca62

    SHA1

    956736454f9c9e1e3d629c87d2c330f0a4443ae9

    SHA256

    314bba62f4a1628b986afc94c09dc29cdaf08210eae469440fbf46bcdb86d3fd

    SHA512

    1c467a7a3d325f0febb0c6a7f8f7ce49e4f9e3c4514e613352ef7705a338be5e448c351a47da2fb80bf5fc3d37dbd69e31c935e7ff58ead06b2155a893728a82

  • C:\Users\Admin\AppData\Local\Temp\onefile_1484_133608808680534638\unicodedata.pyd

    Filesize

    1.1MB

    MD5

    fd9132f966ee6d214e0076bf0492fb30

    SHA1

    89b95957f002bf382435d015e26962a42032cb97

    SHA256

    37c68617fa02a2cadced17ef724e2d450ef12a8a37215da789a4679fde1c5c02

    SHA512

    e35729abc45e5561aae1fb9e0e7c711dd7d3c1491520aa5c44fcc50c955f549f81d90897959327e930d02a5356afe08d6195adf002c87801a7a11235670639b5

  • memory/1484-152-0x00007FF7102C0000-0x00007FF713427000-memory.dmp

    Filesize

    49.4MB

  • memory/1484-178-0x00007FF7102C0000-0x00007FF713427000-memory.dmp

    Filesize

    49.4MB

  • memory/4648-151-0x00007FF7F4230000-0x00007FF7F6BEC000-memory.dmp

    Filesize

    41.7MB