Analysis

  • max time kernel
    132s
  • max time network
    138s
  • 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, 07:25

General

  • Target
    90d6c40b1fff8f2fc74685db466febff0e7a3e74f14b3170e7fd59e705bfa9d4.exe
  • Size 931KB
  • Sample221124-h83cqagf72
  • SHA256 90d6c40b1fff8f2fc74685db466febff0e7a3e74f14b3170e7fd59e705bfa9d4
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

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.

  • Drops Chrome extension 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90d6c40b1fff8f2fc74685db466febff0e7a3e74f14b3170e7fd59e705bfa9d4.exe
    "C:\Users\Admin\AppData\Local\Temp\90d6c40b1fff8f2fc74685db466febff0e7a3e74f14b3170e7fd59e705bfa9d4.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\BTxETuxjnLTOlKD.exe
      .\BTxETuxjnLTOlKD.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4928

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        BTxETuxjnLTOlKD.dat

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\BTxETuxjnLTOlKD.dat
        • Size 1KB
        • SHA256 13846c5a86b0e0a176f93e9132dfd0c7adfaa1eab0cd868335b2e708c292b826
        • MD5 SHA1 SHA512

        BTxETuxjnLTOlKD.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\BTxETuxjnLTOlKD.exe
        • Size 771KB
        • SHA256 a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9
        • MD5 SHA1 SHA512 SSDEEP

        BTxETuxjnLTOlKD.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\BTxETuxjnLTOlKD.exe
        • Size 771KB
        • SHA256 a4265c00fc8eb9371329ddbc19e760b433ea9f4ab4e16d4d95682031940ad6c9
        • MD5 SHA1 SHA512 SSDEEP

        L5jVF.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\jjjlpnepmbicfjiakikkppflbjjgdmdn\L5jVF.js
        • Size 6KB
        • SHA256 df9046ee8052b2c2cade9544843d386f9a92ca53d383c07adf88b9b8deb1947c
        • MD5 SHA1 SHA512 SSDEEP

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\jjjlpnepmbicfjiakikkppflbjjgdmdn\background.html
        • Size 142B
        • SHA256 5f8ae0e25314f95ee3073360e3b87ed1c1415a36656c6102548f4c1fdf8987ce
        • MD5 SHA1 SHA512

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\jjjlpnepmbicfjiakikkppflbjjgdmdn\content.js
        • Size 144B
        • SHA256 332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
        • MD5 SHA1 SHA512

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\jjjlpnepmbicfjiakikkppflbjjgdmdn\lsdb.js
        • Size 531B
        • SHA256 ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
        • MD5 SHA1 SHA512

        manifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\7zSDD74.tmp\jjjlpnepmbicfjiakikkppflbjjgdmdn\manifest.json
        • Size 498B
        • SHA256 e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
        • MD5 SHA1 SHA512