Analysis

  • max time kernel
    123s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-10-2022 09:30

General

  • Target

    2e489df275044b8fad7aad105509c3a647eb711609af5aedcea0550427da0fc5.exe

  • Size

    313KB

  • MD5

    7c1687085f0717e76f9566737ce33ff4

  • SHA1

    6c73bd474709d776158a488088e7724d7375cab1

  • SHA256

    2e489df275044b8fad7aad105509c3a647eb711609af5aedcea0550427da0fc5

  • SHA512

    dc8f186565b0d3bd58e5c9daac417a2e80abb643944011fe59e3d0864d4557489a30a1d0e82dee3408e4bd1e2722048fa6a785a4fd3e9661b2c38eaa9a9c686f

  • SSDEEP

    6144:91OgDPdkBAFZWjadD4sAdOooSg3UQWLgdeoLpFsl:91OgLda4cls0nl

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 4 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e489df275044b8fad7aad105509c3a647eb711609af5aedcea0550427da0fc5.exe
    "C:\Users\Admin\AppData\Local\Temp\2e489df275044b8fad7aad105509c3a647eb711609af5aedcea0550427da0fc5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2052
    • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\setup.exe
      .\setup.exe /s
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      • System policy modification
      PID:1480

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\TheBflix\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\chrome.manifest

    Filesize

    114B

    MD5

    1425f72aaf69a1be63eebac6113dc1d0

    SHA1

    4cb16a7dd4463b55898c506a0d88f8842d498d91

    SHA256

    7d0475d5d2ac70f0213638af5a40d8f6e1acee66e18fdeb45f0f33f7514445ac

    SHA512

    2d537281ed731a0dae1004cb2cdc6cbff2a1641ebaa879249c54998ffa7826a3e4533d8c0282260baf69504304098e91e26063d436997d448c59f1a66cda571d

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\indexeddb.js

    Filesize

    1KB

    MD5

    8fc9c66cd5890151bf224c5fe8c89530

    SHA1

    e881da661a39199d8fc184f44992c8d0b762e211

    SHA256

    0e10d83c0d68a7a5ade31a5fb32403f320150511c2e42773b69c59bab1fd399c

    SHA512

    1c13aca4cdcf8c9cb90a41670d660d858189e20de925aadbc9d49d575f4691864f6cc900cedb45fa1f58948c76b0d9754908a122c7053927d779066c8cc0927f

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\jquery.js

    Filesize

    91KB

    MD5

    4bab8348a52d17428f684ad1ec3a427e

    SHA1

    56c912a8c8561070aee7b9808c5f3b2abec40063

    SHA256

    3739b485ac39b157caa066b883e4d9d3f74c50beff0b86cd8a24ce407b179a23

    SHA512

    a693069c66d8316d73a3c01ed9e6a4553c9b92d98b294f0e170cc9f9f5502c814255f5f92b93aeb07e0d6fe4613f9a1d511e1bfd965634f04e6cf18f191a7480

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\jsext.js

    Filesize

    6KB

    MD5

    64917af54ccf4d869bed63326e55224c

    SHA1

    9d3b2fb406ff462b9ddaebcc8de922e3c156c995

    SHA256

    54118f02063b1782f9584df61afdd7ca716a803cac06fa6f3542c6cdb02b64ba

    SHA512

    119e6cd3cc4b59ff7a0214cebf1786e91a6ffbcead01fc6d57db15ff3ffe58e073c04f94633fd41c565f835c7a00f3773c6a1f3425a389a381fcc9f0e0a446df

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\lsdb.js

    Filesize

    1KB

    MD5

    8ec4ff304529fd94f91d7dd8b5e2960d

    SHA1

    7d6c4e27193f2a37fe542ce644f0d566c76c286f

    SHA256

    21f26c3ad4311b75c5524dcc122932bb3033a489f3dae759ed1ae9968dab1134

    SHA512

    82d101a1e64635f04f931db3b1dae8539e7fb629843a5579526b12cf0d9f635a18015bcd6a9588b65ed9a2d1761a2bca4c89a4da1fb1a37ee39239dc45ca7071

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\prfdb.js

    Filesize

    1KB

    MD5

    7a030d958dbaa9c952575ca0f54a9d76

    SHA1

    ebfd8c6fe325a8311ba88d99e636ff59060d081b

    SHA256

    db447b421f14878a2b855545a5ffaf6823bbd2a381a8f37349f52514da44d02a

    SHA512

    b2eede22c80af853e654662ca0601e156ed6b689bbfe8942f12e2b5546f44920486ac9a9af51938afe33eadf42eed3526c34aefafc4857dae25db58fcec9d968

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\sqlite.js

    Filesize

    1KB

    MD5

    9e4d1134b5aefe38cc51a4bbcf608e54

    SHA1

    9c003587a148a1a6d20c3646f0821d0e174d1d7e

    SHA256

    f1c9d22c3929ac52bde87d8e6eb191ea6a3426867b7eff17722ae59f253ea716

    SHA512

    5ad3128ee149c4716f349a4d9ad17346295d6cb6f210a10ff9176ebc52475dc26703d406a9a69279cedb2db9a17d7560cccb84d1e48d7e99b462385bd5864d9b

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\content\wx.xul

    Filesize

    228B

    MD5

    cb94dfb10ffd9bece5044cda1673ea8f

    SHA1

    052927aa25e3401dbc3b492f295e5f4a6edeab66

    SHA256

    dbd5cffc4ce19962bd0b51db00b5d8c98830248a4ccfa0f52e1fff8dcb34baab

    SHA512

    888073cc37f5683f7281a2868bc417120fa82278eed71dc844b2b3c23b01e7748a0530e4b8e951accf0908d0ffc3a6aa77953b03f0cb1498c3764411a7d0192b

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\[email protected]\install.rdf

    Filesize

    694B

    MD5

    39403041ce69b8ce57d61466fc37521f

    SHA1

    ad55739306c3e217bab61bc226ab477b0e178748

    SHA256

    7970979d01c4393fc86683d7d39b059ca43da5b0ce9e926acbcf5224e90ee2cd

    SHA512

    2d8a16cfce42e4848506a26fdfcad156717d8da91999da084d66ac30da903694f3fec80a017fb47d53c9da8ed7bc207635cc4b5f6145c06b438e3228079cded5

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\background.html

    Filesize

    5KB

    MD5

    23f7af7fbfd7db5c829bb55b291a136d

    SHA1

    9d5139000425faa0b4b75cad0af9cbe0668f6bc2

    SHA256

    62542ae72ddbff9fc18c88d9bc1ef2d8b72543559507cba6905589f162259cea

    SHA512

    116aa56ff9ee61f5a88ea05cc7e15700545197cfebad52d1c7ea0a4584f9006bb345af27c3ac8a1505bc95b95c127d0b7a1bd626b2e2255f57e87346e955d5c4

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\bhoclass.dll

    Filesize

    137KB

    MD5

    ac13c733379328f86568f6e514c2f7f8

    SHA1

    338901240fedcef4e3892fd4c723c89154f4de05

    SHA256

    7bf09b5c2a9b6348227199c1b3951b57907ca6a5c215a04ad8d5e43232f5b562

    SHA512

    35f69a82694a2ea4268a3dde7940af6bd1c87a32d93a72723464f90e4e818805be9e80872469d1cc29150a9aac872fc78613a584baa1327dfa8478c2de5672c4

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\content.js

    Filesize

    396B

    MD5

    35db7dcc4e95ca3bbe73a22530d987dc

    SHA1

    45e65534e762ab552fff43344abdced2e8baa960

    SHA256

    2a1b37998e539a48ffc235ebf9dc571e85cc9edfc1d11d964aed3439064a786b

    SHA512

    36a97cf8f63c4188f6675aff365088f7061807f9795bb6c5f14abe1c63e755d53bb9c8885acce6216a703a973d667f1e9fa85bb50418e2ad36087c80f969694e

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\nfncnkdjbihndhfcmfgonhlmmokfgmbm.crx

    Filesize

    37KB

    MD5

    825979295052c338253eaecf1a7ae063

    SHA1

    52a14890545ad9cba259077aafe131d741869d6a

    SHA256

    8df7d66bbccb3f30cda37320b9b650e60b08f60ae7e43d223dbf923e75cdec77

    SHA512

    16914a53db71636ebbcef84311b7f75e91db5b16d891229e17142226ba4052d16d78419ea12d3a4023abbe4500e989100e67af7894bedb054d0cb604f97b12eb

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\settings.ini

    Filesize

    599B

    MD5

    916d0055871e1032d6ce30e58b5e44fa

    SHA1

    0add1b9039dac9e1d0fbc980660aafa52e846c8c

    SHA256

    5d46d7a76a0e843beab31bdb951ac9d167480c386bb458a92ee24168d3b94125

    SHA512

    eae0f3e745f853f1a988777edac00ecadb1dc6d55270144be0d9121247a4216102f65dbce3728165d5f264579be4e37f1397cbbf54957c241d8cf1454fd70273

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • C:\Users\Admin\AppData\Local\Temp\7zSAA3F.tmp\setup.exe

    Filesize

    61KB

    MD5

    201d2311011ffdf6c762fd46cdeb52ab

    SHA1

    65c474ca42a337745e288be0e21f43ceaafd5efe

    SHA256

    15c0e4fd6091cda70fa308ea5ee956996f6eb23d24e44700bd5c74bf111cf2aa

    SHA512

    235d70114f391d9e7a319d94bdfc49665d147723379de7487ef76cfc968f7faa3191153b32ba1ab466caeeeeef4852381529a168c3acca9a8d5a26dfe0436f6b

  • memory/1480-132-0x0000000000000000-mapping.dmp