Analysis

  • max time kernel
    168s
  • max time network
    185s
  • 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 19:24

General

  • Target

    c8195f1093cf8d41a688cfbbc5986c475376cc5e80ab58b2c7633ea9bc9a7bb4.exe

  • Size

    925KB

  • MD5

    e3dcba90a4d031f7b0c7b9271c030af6

  • SHA1

    7c81ed6bd6d66551a1a81c9cd52d211cb2bb2cf2

  • SHA256

    c8195f1093cf8d41a688cfbbc5986c475376cc5e80ab58b2c7633ea9bc9a7bb4

  • SHA512

    183e8c938eea99baba5442ae1a19e9b403e0c72aa7e2a1b166d10f130d96437f10b172bcb0737056c17024ac01b0f7fa7f667063ca9207bfd6940bbe61c4eac0

  • SSDEEP

    24576:h1OYdaOWpi3TiqRomivrVhjlLZzpHAzSpkGk8t8Fh:h1OswGX0rN1lHAKkZ8t8Fh

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\c8195f1093cf8d41a688cfbbc5986c475376cc5e80ab58b2c7633ea9bc9a7bb4.exe
    "C:\Users\Admin\AppData\Local\Temp\c8195f1093cf8d41a688cfbbc5986c475376cc5e80ab58b2c7633ea9bc9a7bb4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\0HfCkeFDDfk4Hyc.exe
      .\0HfCkeFDDfk4Hyc.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4372
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:1744
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:1972

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\0HfCkeFDDfk4Hyc.dat

        Filesize

        1KB

        MD5

        34079f727f337bfb3debbf800d1dcd0b

        SHA1

        6d6255effb738959c346d9b87d59bdba974c765b

        SHA256

        4c09f7ed20a0403fb1c6835b0c69dce66db1ffed71c34eda3647bf87b41b2f88

        SHA512

        35ffc8c3d5758aa1316de26efe6e4b6765deaca2725a9e44d82eb3e3c8b147efb7c8d6912c1ebb25fd8099677979fcf477caa349f54cf44b436202da21928e37

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\0HfCkeFDDfk4Hyc.exe

        Filesize

        765KB

        MD5

        754a15785aaff9c8a9ab023ceaefe6f4

        SHA1

        f4fe2eaf0ab6de7c630693a95f621cd7bcd7891d

        SHA256

        8265556161785f62a6eb0eba4edaa6b1045694d1bd33015c34b4a89577df608f

        SHA512

        9ed0ce64411d3e71dbf6064c15310d257295958d8e762d0704254f88c9d1f676a341bf92d162719075ed9050c9b42a9bdbcc69d5355395257098bbcb1155a13f

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\0HfCkeFDDfk4Hyc.exe

        Filesize

        765KB

        MD5

        754a15785aaff9c8a9ab023ceaefe6f4

        SHA1

        f4fe2eaf0ab6de7c630693a95f621cd7bcd7891d

        SHA256

        8265556161785f62a6eb0eba4edaa6b1045694d1bd33015c34b4a89577df608f

        SHA512

        9ed0ce64411d3e71dbf6064c15310d257295958d8e762d0704254f88c9d1f676a341bf92d162719075ed9050c9b42a9bdbcc69d5355395257098bbcb1155a13f

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\[email protected]\bootstrap.js

        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\[email protected]\chrome.manifest

        Filesize

        35B

        MD5

        f6636cb528e439774884507bb67665df

        SHA1

        851931bd8c7655917279ba3c1269ca1895e3eea0

        SHA256

        59b9e13f6b01d0a9ea66df9b6473d26d50e840b7fcfb8b7c45f910d2d3a07fae

        SHA512

        ec5d46355791ba3adb169308bd7f03411dffcc2a6520150d9593865d8da639288a9dbee939736cba04d07b57cc222c44e791f11d60df40e7313dff9cbe5d3264

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\[email protected]\content\bg.js

        Filesize

        8KB

        MD5

        769d1669906f9c8d213cc9af4824432e

        SHA1

        3d713d9f40fa39181effc5a6aac799b10d53946a

        SHA256

        f09b69aecc2b3051a6885a1c633bdb902b1609f271ddfdff23af9ca26203d360

        SHA512

        6db3ea459fa39c73b58ee3b37c5c667384ca5980bce6e384b16b975da9eb9965444777666b457ea7db92cc0381c857f2d4c7f7757fc18f5f067160479ef0857e

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\[email protected]\install.rdf

        Filesize

        597B

        MD5

        c23b3855b99f743051c1423525fb597b

        SHA1

        242128da8301b566f8fedca02ae5a7ba472c79d8

        SHA256

        9c64bcb61e94926ffe1f007a4dadcededabe493c8afbaf758af8c24e377c72a0

        SHA512

        c56304470783ebf0dac5972bdfb529515634603aaa8e37f6c9ac5068f7f4086fc72d89456c85f8153b6ac9acb327058d07fdd6f365599bccda0382c0da215d72

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\bikiepmcbbnjnkkdhbknliochocncafn\background.html

        Filesize

        142B

        MD5

        24c2117fdaaafe336f10fb8e2f2a9cdf

        SHA1

        1201f83a1cb9f5c34da052746a57d5727fbf4d85

        SHA256

        e825048861fdb076159bea5160794a78445cb5c67e4bbb45f0eacc0214614b5c

        SHA512

        b10b639b1afa9148c3d42cead7671988dee928fb507a00738a490d77c7ee100b986024b5137959b3e9ee27269612683ae1dfc0cc8303cae83e4e5265e2436a37

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\bikiepmcbbnjnkkdhbknliochocncafn\cfO4V.js

        Filesize

        6KB

        MD5

        cc464b8898b220e0ce6228d4c1ac5024

        SHA1

        9e6b61cbe6a56a9aabbf8d5a69ac9d4d02b9c256

        SHA256

        b988e2dc1009a41683650a52ba5b85b024f41e0cf1cf4433ba02d67bd8930cec

        SHA512

        664700e1daea5036a1c4a9aab7feb19e0830f29560667e653ccf3f56a227936bc821372216fcb4a63d916c50b7066c47ea188f16f590174d0721c516623ff30e

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\bikiepmcbbnjnkkdhbknliochocncafn\content.js

        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\bikiepmcbbnjnkkdhbknliochocncafn\lsdb.js

        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSF012.tmp\bikiepmcbbnjnkkdhbknliochocncafn\manifest.json

        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/4372-132-0x0000000000000000-mapping.dmp