Overview

overview

8

Static

static

fd77fe74ce...48.exe

windows7-x64

8

fd77fe74ce...48.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    126s
  • max time network
    133s
  • 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, 16:28

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General

  • Target
    fd77fe74ce9ec5394a1a94c5569cb6f18bcff25b427da52c85c75a3176174e48.exe
  • Size 920KB
  • Sample221124-tynmcsfb97
  • SHA256 fd77fe74ce9ec5394a1a94c5569cb6f18bcff25b427da52c85c75a3176174e48
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
discoveryspywarestealer

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.

    spywarestealer
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • 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\fd77fe74ce9ec5394a1a94c5569cb6f18bcff25b427da52c85c75a3176174e48.exe
    "C:\Users\Admin\AppData\Local\Temp\fd77fe74ce9ec5394a1a94c5569cb6f18bcff25b427da52c85c75a3176174e48.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\C0TgMNjSR5EykAV.exe
      .\C0TgMNjSR5EykAV.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4844
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:3540
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3324

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            C0TgMNjSR5EykAV.dat
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\C0TgMNjSR5EykAV.dat
            • Size 1KB
            • SHA256 e9fb138a399f82c971501e8a6bf6b04d76c26739d7b9777d93c9df439d626999
            • MD5 SHA1 SHA512
            Submit Download

            C0TgMNjSR5EykAV.exe
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\C0TgMNjSR5EykAV.exe
            • Size 760KB
            • SHA256 f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            C0TgMNjSR5EykAV.exe
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\C0TgMNjSR5EykAV.exe
            • Size 760KB
            • SHA256 f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            bootstrap.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\[email protected]\bootstrap.js
            • Size 2KB
            • SHA256 6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
            • MD5 SHA1 SHA512
            Submit Download

            chrome.manifest
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\[email protected]\chrome.manifest
            • Size 35B
            • SHA256 0fd58008d97ec533840c4b56e3359562a634bfda6b282b1bafa012b7c6a7707e
            • MD5 SHA1 SHA512
            Submit Download

            bg.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\[email protected]\content\bg.js
            • Size 8KB
            • SHA256 3396f3a6418e44d9ea574724ded7b51bab796a3b4dd13db69f93958a89fe1b0f
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            install.rdf
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\[email protected]\install.rdf
            • Size 593B
            • SHA256 e92315976cd2ee7659901e6c6284caab47f622437ffcec3d1f1c27c60ca98c90
            • MD5 SHA1 SHA512
            Submit Download

            NRoQ.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\mjkloblgaligbnkkglepcnmadaffefog\NRoQ.js
            • Size 6KB
            • SHA256 c6942696b0a20809073d198748bca299303ac2612d14e807afc8a90622e0ef9e
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            background.html
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\mjkloblgaligbnkkglepcnmadaffefog\background.html
            • Size 141B
            • SHA256 477ed965b67bd43e479a31a5c6a5f61134d00f7adf14e2c0655e379a9637bd39
            • MD5 SHA1 SHA512
            Submit Download

            content.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\mjkloblgaligbnkkglepcnmadaffefog\content.js
            • Size 144B
            • SHA256 332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
            • MD5 SHA1 SHA512
            Submit Download

            lsdb.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\mjkloblgaligbnkkglepcnmadaffefog\lsdb.js
            • Size 531B
            • SHA256 ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
            • MD5 SHA1 SHA512
            Submit Download

            manifest.json
            • Path C:\Users\Admin\AppData\Local\Temp\7zSABC5.tmp\mjkloblgaligbnkkglepcnmadaffefog\manifest.json
            • Size 498B
            • SHA256 e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
            • MD5 SHA1 SHA512
            Submit Download