Analysis

  • max time kernel
    196s
  • max time network
    211s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:15

General

  • Target

    ca8bb9dfa2ad64d89be55506958286a43bbe0893ebbceb5b83bbf64f54716fb7.exe

  • Size

    920KB

  • MD5

    cab44c9ad0ecda548ab9a9878ec42a38

  • SHA1

    3bb7d097d36e981206bc6bb04fc2d77198af9935

  • SHA256

    ca8bb9dfa2ad64d89be55506958286a43bbe0893ebbceb5b83bbf64f54716fb7

  • SHA512

    4bc16011ffdd52f4ba7971e600575258dc49a1f63f819ab50b06cc49ce4180b79ac4a696a0fab60e71ba196c43391a727c1ad620eb160719a40c8d8d243d342d

  • SSDEEP

    24576:h1OYdaOWMtdHAqcdDVhYwiei7+EpFAh/kK+:h1OsHPHVmVhYwiLtKkK+

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\ca8bb9dfa2ad64d89be55506958286a43bbe0893ebbceb5b83bbf64f54716fb7.exe
    "C:\Users\Admin\AppData\Local\Temp\ca8bb9dfa2ad64d89be55506958286a43bbe0893ebbceb5b83bbf64f54716fb7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4604
    • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Hr0Gj74nP20K4NF.exe
      .\Hr0Gj74nP20K4NF.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1684
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3964
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:2672

      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\7zS7D8C.tmp\Hr0Gj74nP20K4NF.dat
        Filesize

        1KB

        MD5

        fe237481631bb3921ebc11d12c08344f

        SHA1

        4b5f05efa0d28d7dcf8a75d25b6ea42e02b1e7b7

        SHA256

        ff054512bd9954d1c646830431bcbbc0e77311f2e3bba0da4193574c3a5e60a0

        SHA512

        361626131100e33992c3c87949b2744eabab3305edd326af5c8e3b4316b708e97acee447360fa9a27254ec7425821fbc7d829dc518dec848bc14e921378da6b3

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Hr0Gj74nP20K4NF.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Hr0Gj74nP20K4NF.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Ywbe@HS0N.org\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Ywbe@HS0N.org\chrome.manifest
        Filesize

        35B

        MD5

        1441bd35be73f5e19953278318959274

        SHA1

        af3a31387da79a1e400c1e9fa572077cf208a1c5

        SHA256

        05f71a7b609afa08e42850d7e53385d932d4a99eb8f50dc8ccc43060c6f9dd8e

        SHA512

        a0a3336cdbc149b74f98b17b5b41af148877df6094f654afe1981827d8c9cb38e8bd745ce8822ce96ec0eb8e414e3a3d59d92d5737427395f0a20a5bf0e22b36

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Ywbe@HS0N.org\content\bg.js
        Filesize

        8KB

        MD5

        95bf8da85ed7d9abec7e566db324bd75

        SHA1

        ca3d7db56afc99046f08fe4bda30bf74403bedef

        SHA256

        d8c9494820a39cab44ad35c746b356ed8cf8a3caadf33f9414cd3777a384bbe9

        SHA512

        53149e1ef97ba6f9ad8df3331263afe8ec46d7654e4d8f4841c80b9fea9c76f44ad13934dda11477a7b1886658b97fe58a5954c72065c4a3efdcfdd0f5eaeb2d

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\Ywbe@HS0N.org\install.rdf
        Filesize

        595B

        MD5

        b96d6c52ca83c9e9ea62b4c73c7dd74f

        SHA1

        7e394354f80c2d22fc6ef8328dec2aa25d619d37

        SHA256

        aa8ee5dbc2fafc5236d696b92d7cfdf9fd69cc55579a778ff90b7e6ca42f5cb1

        SHA512

        757f15410e2e67ae07b11f0bc2cfcbcfb8c05be3e53d84fdee757d1b3e22aa1e302aae6cc1ea525b4ad992902eb92625aa9021bcd51f3e072a3e129d8e9805a5

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\cabjlpaeledfkhjkkmhggefhjmccpdin\CYrqxt.js
        Filesize

        6KB

        MD5

        600df7cfdf88e2dc8225629a315a3547

        SHA1

        b78011ee2c74fe7bfeb796e8cfdf3c4ce600a731

        SHA256

        e43b2c14cb505394db58a094e27cc90ffa7991d2739503dc80cd818037e00124

        SHA512

        7b2b1fcbf0fad3b2dd271bee55a4b2996a91720e3980a6fee2aab0571951b92904abbe6556a358013c6ee8a305102c25cc64ac5ea7b80edf8b8e34db3f835adc

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\cabjlpaeledfkhjkkmhggefhjmccpdin\background.html
        Filesize

        143B

        MD5

        b69e3ef2f8e68e45f745c85a8ff6545e

        SHA1

        a8beb0ace3c719f871afb99fa6762ed0974b2024

        SHA256

        3642dfcd8773b75b805f95137e529de8912d0608091b065db799b9d09c3b484f

        SHA512

        5cf7975d6082644eb8f2988f87f9776d34a1b2268c8a7a411fa0085c76361fbceb3c091fc0fb9c1255ff6dfe9909faf14761e89fb5f06fd50df74547a6c53e8e

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\cabjlpaeledfkhjkkmhggefhjmccpdin\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\cabjlpaeledfkhjkkmhggefhjmccpdin\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS7D8C.tmp\cabjlpaeledfkhjkkmhggefhjmccpdin\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • memory/1684-133-0x0000000000000000-mapping.dmp