Analysis

  • max time kernel
    128s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 19:40

General

  • Target

    c3373efbfedfbc6e075e2b046a79eb8ea295bc1b52bdf7e788a42bc036b68cd3.exe

  • Size

    919KB

  • MD5

    1468f01dd00b4ec929c4ba48712373fc

  • SHA1

    99f9febe8bfd3a758a7b795512eb85b5220c1c3d

  • SHA256

    c3373efbfedfbc6e075e2b046a79eb8ea295bc1b52bdf7e788a42bc036b68cd3

  • SHA512

    3be5bb8dfa02a435b497bbeae9794ac3e6e8b3be50fb956193d3b7fcd4db147b2c8ef00855b1fd3844973c4e83958a65099b75b8ed321c38192f70bcd0709ae5

  • SSDEEP

    24576:h1OYdaOVMtdHAqcdDVhYwiei7+EpFAh/kKe:h1OsYPHVmVhYwiLtKkKe

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\c3373efbfedfbc6e075e2b046a79eb8ea295bc1b52bdf7e788a42bc036b68cd3.exe
    "C:\Users\Admin\AppData\Local\Temp\c3373efbfedfbc6e075e2b046a79eb8ea295bc1b52bdf7e788a42bc036b68cd3.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\HgwPUp593pVMo9X.exe
      .\HgwPUp593pVMo9X.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2276
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
    1⤵
      PID:3236
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
      1⤵
        PID:2892

      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\7zSC316.tmp\HgwPUp593pVMo9X.dat
        Filesize

        1KB

        MD5

        335dd28dae25f5611a081f36c2f109f8

        SHA1

        b4de2aa0a22fa81858bb00892ec10be59f63df92

        SHA256

        b67b725e670f7a5d5eb13373c9e8f78e77694feec4ef5f8141fd9e0a7c20a045

        SHA512

        00a4ea5d7507a74830722dba63b28f6591e5e1bf4d72f234d2910c0c9a9be724045d3d094a46fbdfde934bbff1d241e15279cd6cb350d43a5e323b3ca8a86535

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\HgwPUp593pVMo9X.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\HgwPUp593pVMo9X.exe
        Filesize

        760KB

        MD5

        dcd148f6f3af3e3b0935c4fcc9f41811

        SHA1

        ee9bdbc7c568c7832d90b85921ab20030b6734cd

        SHA256

        f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

        SHA512

        34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\ljflbilbhpgdpgfcbpiikokaamaojojn\background.html
        Filesize

        147B

        MD5

        17f8feaf061f1b367a4ab304dd6edde7

        SHA1

        a1f88196abffb7f78e00960623a335804af8135a

        SHA256

        56b7e59a1bcb8f652c497f0f355fa70e169b994d0fc8f6ca0776f12013c7b3cc

        SHA512

        9fb032939f54ffe79e673dc5fba863b9bd96a06d49ca9f718c77602a0136f89393a531db80b93c6f168c5788b157d63491e23796f22608df9a4f42ea7c2f8f2b

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\ljflbilbhpgdpgfcbpiikokaamaojojn\content.js
        Filesize

        144B

        MD5

        fca19198fd8af21016a8b1dec7980002

        SHA1

        fd01a47d14004e17a625efe66cc46a06c786cf40

        SHA256

        332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

        SHA512

        60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\ljflbilbhpgdpgfcbpiikokaamaojojn\k5qLCl24Tb.js
        Filesize

        6KB

        MD5

        3d22663503b80050891b21907a2823d7

        SHA1

        50c42683f36be4b5daa1b72b3dd83de4930c91fc

        SHA256

        ceb05d3f3f2944545b2f5447e6505464b5399d6fae8708d11d3164c15d58cb7f

        SHA512

        e65d4576312cd15e7d1646bc9b74022662b5ee5801160226ba1c66a8d4efa9aa859d70ed979d8ba021bfb7cc2f96edf28bdceaf7263f1255bec597eac2cc24d9

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\ljflbilbhpgdpgfcbpiikokaamaojojn\lsdb.js
        Filesize

        531B

        MD5

        36d98318ab2b3b2585a30984db328afb

        SHA1

        f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

        SHA256

        ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

        SHA512

        6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\ljflbilbhpgdpgfcbpiikokaamaojojn\manifest.json
        Filesize

        498B

        MD5

        640199ea4621e34510de919f6a54436f

        SHA1

        dc65dbfad02bd2688030bd56ca1cab85917a9937

        SHA256

        e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

        SHA512

        d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\uMUPx@F.net\bootstrap.js
        Filesize

        2KB

        MD5

        df13f711e20e9c80171846d4f2f7ae06

        SHA1

        56d29cda58427efe0e21d3880d39eb1b0ef60bee

        SHA256

        6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

        SHA512

        6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\uMUPx@F.net\chrome.manifest
        Filesize

        35B

        MD5

        ffbe63b948b8a93911de411d3932da90

        SHA1

        0467a36201fd952ff9c4f70f485afd1333b416c5

        SHA256

        9856a23b1e7ae14ab1561ec0e9cf487d83edadd2cce890a01971a9ebd29914c3

        SHA512

        b3bf117d9561228cc252b03d5a97e9d6cd9cc7d1852a7ae4af440f5a8f952a330ba9c56c62dbe53ee59ace198f8b144ea05c58c2d6cb9359e87705c87044df21

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\uMUPx@F.net\content\bg.js
        Filesize

        8KB

        MD5

        af870608c48aa8e154f4f0349955a065

        SHA1

        e599c790b38e2a0471b99e2ac45ef2ec886c52ee

        SHA256

        5372494be51f9647ee62f0dbb997f3881c34cb6ee2021351f141498f84e84b6c

        SHA512

        7b086d728be1eba286ae3dae0f22d7543da8f55bd1b7fc569eb12af2fb43d1c5296bdbed1830ac3382b222364a9bf03cd48b05e67f1e75754e8dca40c1df152a

      • C:\Users\Admin\AppData\Local\Temp\7zSC316.tmp\uMUPx@F.net\install.rdf
        Filesize

        593B

        MD5

        83f4d137838e13807bb42ee4cb420544

        SHA1

        9c6a32fc4c28e86098cae793ccdcca0640701d00

        SHA256

        d93939c43ad362033729bd1f84829bd192567cefa998da8310a0c5cd76a94e77

        SHA512

        1b7bffb98b0c6ac9a1006f558fccacde93617bc1aefa0f847b998f75a2d5cd250a78493c5b5f157e62865db1ab6348fc94ab6123589c8b042238f2056003b4fb

      • memory/2276-132-0x0000000000000000-mapping.dmp