Analysis

  • max time kernel
    146s
  • max time network
    189s
  • 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 19:40

General

  • Target

    c313c395966a3bb5ae1d25791672306761229402aae41c62286056cbff70eeac.exe

  • Size

    919KB

  • MD5

    e7f1d71d06a492d1e556a97153d77a89

  • SHA1

    5fe094c4bea4cb33abfa8abd3fd574a54e581442

  • SHA256

    c313c395966a3bb5ae1d25791672306761229402aae41c62286056cbff70eeac

  • SHA512

    195e312b226213c9240c1435f53db4e83a014a0e45618ea7cd64293e4b3f6585be689059d970f545bdc90ecea6afeb5d00f071c4b0eba2734ade6011b4ac9dd3

  • SSDEEP

    24576:h1OYdaOfMtdHAqcdDVhYwiei7+EpFAh/kKn:h1Os2PHVmVhYwiLtKkKn

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\c313c395966a3bb5ae1d25791672306761229402aae41c62286056cbff70eeac.exe
    "C:\Users\Admin\AppData\Local\Temp\c313c395966a3bb5ae1d25791672306761229402aae41c62286056cbff70eeac.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1440
    • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\paxTkK2h6oP6rp2.exe
      .\paxTkK2h6oP6rp2.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3056
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:2576
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:4800

      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\7zS4BBE.tmp\KNx8A@OikZ5S.net\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\KNx8A@OikZ5S.net\chrome.manifest
        Filesize

        35B

        MD5

        f25257f0cf3a4ecca35c9a3e3f507fcb

        SHA1

        a91824c21b01d4e4da7a334307b2bcb71bfc51c5

        SHA256

        cbe5c7410de516f218bfa6fae49b997251fc1d21373f8e6cd9e3c3f2402f68b4

        SHA512

        c350166407c1601804edc9ed1ece3b2c894035f64e4fce2d3ae31ea782fe780449a46d183a05c95c2bb8ef97b2645bcae799173ff47b627628548cceb833c307

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\KNx8A@OikZ5S.net\content\bg.js
        Filesize

        8KB

        MD5

        fbdb2812d459075e6ac7a59f693b96b2

        SHA1

        220548fac3608c6c581f75ecaa20ab7fd5e0f85c

        SHA256

        259d8b23207414e8fd04fdceffa831dfc95e55ea679ce4555046705b04854d9f

        SHA512

        298fa11fd31c4c5204ca4a6bbb39237163b1ab3d2b2f282aa6b19ff848c25c48315f19379557b59701f56f0233800fb50a7b24372eefb89b684bfd41040f16f9

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\KNx8A@OikZ5S.net\install.rdf
        Filesize

        599B

        MD5

        4a6e157aeaaf593046b5deb1ba2449ed

        SHA1

        5b8c52cdeb67ec75187b751b0ffba508e0efebb0

        SHA256

        4e4a8eec2b9ff060695fa3b280afbedadc6e3da4653128c1941bdc9e6eb0defd

        SHA512

        d6c3194bd46c6c513aa4aba53ca1d35e096d3348faf06c56ea3a58f1fe020a8372453abee04049c427487ada184fed150522784581a0dfea0234232124148fe2

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\benjinhmjaamnlcgbnichioajaloogil\background.html
        Filesize

        141B

        MD5

        32f78d955305c69bf8e6bdc9cd24d052

        SHA1

        9760771e8b708abf7484a70d27d9652cd17330e6

        SHA256

        ee3e78352181554935f519b883155751b14518dbaf8fa1645396d9de182b54c5

        SHA512

        1c1290ffa4e8637d5faba3cdc8f7790691838cc8cff7d5d3de6d3ba62afa9ad7d69c21568414c8540ccd90c1069e9ef81fc30a956574a25bcaefc35371257efe

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\benjinhmjaamnlcgbnichioajaloogil\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\benjinhmjaamnlcgbnichioajaloogil\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\benjinhmjaamnlcgbnichioajaloogil\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\benjinhmjaamnlcgbnichioajaloogil\rBcc.js
        Filesize

        6KB

        MD5

        9cda1a47fc7ac22ec6e1d9fffc3e390c

        SHA1

        66a4356d57182de226ff2ff9402145803d23bf3a

        SHA256

        bb90064074a8b90542d06eea6303ba6b945dec06b094ae2fd12092e0be677714

        SHA512

        522a4a3179963e5197948c2ce4f43771c530e8d5532d9fad5d5153c963109feefb5f23057de4ae628552a9f03cdbb3b8a79673f195696dd436aa06bec15df8df

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\paxTkK2h6oP6rp2.dat
        Filesize

        1KB

        MD5

        7849891e979c8f79d2a38439403db565

        SHA1

        dd6e86dc9745431e8257aae2da0b3cceadc05380

        SHA256

        18e0a722acbb963e3308e6105b82054ce103efd807efd11c8e91c9e20daf3363

        SHA512

        71887df05c785ea805e0629cb6783c69b3e22b233ac6dd25951a2fea33da58d61fa3187620a89d8ee2835cfe8948428a1bb2bceb6e93c336ffff329e012ad7f7

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\paxTkK2h6oP6rp2.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zS4BBE.tmp\paxTkK2h6oP6rp2.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • memory/3056-132-0x0000000000000000-mapping.dmp