Analysis

  • max time kernel
    141s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:16

General

  • Target

    ca3f0a777a283695768921e0f8e074068c3f52fc2c07165e69f6eeb63959c307.exe

  • Size

    919KB

  • MD5

    ffa8b623bf76e67d586e421ba77ed645

  • SHA1

    f847528224d0c66ca6fd45609ae7f5471e123674

  • SHA256

    ca3f0a777a283695768921e0f8e074068c3f52fc2c07165e69f6eeb63959c307

  • SHA512

    93dc6bed40a4b003062bbd2730946fa9a4ec3bd1fcc5fe1afa201643a15640531ce050a28ca993dafe0c6303dfbcffee1b5fa178a80c31d2e45b0e8d66a4b016

  • SSDEEP

    24576:h1OYdaOwMtdHAqcdDVhYwiei7+EpFAh/kKB:h1OshPHVmVhYwiLtKkKB

Malware Config

Signatures

  • Executes dropped EXE 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.

  • Drops Chrome extension 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca3f0a777a283695768921e0f8e074068c3f52fc2c07165e69f6eeb63959c307.exe
    "C:\Users\Admin\AppData\Local\Temp\ca3f0a777a283695768921e0f8e074068c3f52fc2c07165e69f6eeb63959c307.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4140
    • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\n2otDLLxDJRVd8q.exe
      .\n2otDLLxDJRVd8q.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2988
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:4752
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:4652

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\mpjeiflinndlojppbkmdaikdkahnhdah\ZMFDCI8.js
        Filesize

        6KB

        MD5

        8d4bc3021914c7f9642dea5515c9a85b

        SHA1

        ce4f571fea1baf45bb001519deeb8f45d589ba86

        SHA256

        bf28f0cb3532b34b748381e809fa6680b2b6a679dc264b2da4abda2e1a3a0f0d

        SHA512

        beda2fe9d246c0abf41bf06e2b5bb41e2bdcbfa8313a8dddc4f28f233761b862d4448750d74ae792869fe20bec18e4ce951a1a8ea65f4dad43098a0d1ec275a9

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\mpjeiflinndlojppbkmdaikdkahnhdah\background.html
        Filesize

        144B

        MD5

        cefa143cbf25ef92f94edf710c4e454d

        SHA1

        17187476dab012401a7687b2a5ea7cc35f9e49d4

        SHA256

        aec23ba2bf65f676a3b59f515acbfac6b2640a0240da17bca3aad3072a8aa0ec

        SHA512

        5f956557517cc23aa8fa2a50d51f78a7fcc4015515335dad39c6ccea5771038582ba51c0f35fdf780e25554c04993f16fddc2aa233c5dcfac4b22f885ec445ac

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\mpjeiflinndlojppbkmdaikdkahnhdah\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\mpjeiflinndlojppbkmdaikdkahnhdah\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\mpjeiflinndlojppbkmdaikdkahnhdah\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\n2otDLLxDJRVd8q.dat
        Filesize

        1KB

        MD5

        3a4960ca64167a2df0777c56c118cac2

        SHA1

        f51b85ffaa1bb997c9e5426d7d9dae0c7d4b1f7a

        SHA256

        93ab8b3f5e924e62808d017331aff6d108f79f8574916a96b9f97c9ca821807f

        SHA512

        7568826c02beb1251a4cea8686f5ebac7cc2931c569aa0b9f9d8308a33fafd77ab044e54bac12a69f4d237a991420b50e29b7c0d131a1cdae15c646fc836511d

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\n2otDLLxDJRVd8q.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\n2otDLLxDJRVd8q.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\u@4iv.org\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\u@4iv.org\chrome.manifest
        Filesize

        35B

        MD5

        2b2d8a4f6810dc65fa29da9893a7c18a

        SHA1

        211f162b3e7a23f3261050b51ea0eda7fb178797

        SHA256

        3768b89f140839d489ff65b039c7563c764536b658090fb7e1c17ceba78aedb8

        SHA512

        1df0c12bac0d52c19b7df411f7bacd03c945050ebcad1703c161fb83c0c8dc0cae17c5d504ef8921922d3ca9b3f98fdd0738dbbff53388df9ce39ab94a836e86

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\u@4iv.org\content\bg.js
        Filesize

        8KB

        MD5

        69adfbbdcba63d90a02dc878bbc1e9ec

        SHA1

        97139c0dd00f535beadf95364f66bef2401c0ff4

        SHA256

        d04930e3a4b14d2ece64b8c6437a08a638437afe169fe95b3339f0f2840d2aae

        SHA512

        f1fd976a42d8567d4868c3812a634de5d741bed86ed12ad8dd1396020032a9fdb662121f6a79f770322c0b9c7f7d1eb8180a24e1021450b01e77b372d610a366

      • C:\Users\Admin\AppData\Local\Temp\7zS6352.tmp\u@4iv.org\install.rdf
        Filesize

        592B

        MD5

        07ecf002e93d2a19c7ebedc664d5af3e

        SHA1

        38ff5622745d4858d2e69d7c21570eae91356703

        SHA256

        55a363694348d34c4db58a48f2005a0caf2d40000f9e5754fa3aaac151d09bb3

        SHA512

        64c7c1d5faad5b877edac4b30882a35033cab905753101d653f70f0f8685593d312bb11bd307762392c33613cc6a71625d3999f7a0d845c8ecd75820e82bdfa7

      • memory/2988-132-0x0000000000000000-mapping.dmp