Overview

overview

8

Static

static

a5c2ed4261...74.exe

windows7-x64

8

a5c2ed4261...74.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    169s
  • max time network
    182s
  • 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, 21:14

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General

  • Target
    a5c2ed42612db7a98109619b27bb0d8089fa097cfb18c10c8b6ef4b1002cbb74.exe
  • Size 920KB
  • Sample221124-z3j3madd21
  • SHA256 a5c2ed42612db7a98109619b27bb0d8089fa097cfb18c10c8b6ef4b1002cbb74
  • 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\a5c2ed42612db7a98109619b27bb0d8089fa097cfb18c10c8b6ef4b1002cbb74.exe
    "C:\Users\Admin\AppData\Local\Temp\a5c2ed42612db7a98109619b27bb0d8089fa097cfb18c10c8b6ef4b1002cbb74.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\4lSFjNRYnpHKPeg.exe
      .\4lSFjNRYnpHKPeg.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2116
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
    1⤵
      PID:5060
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3060

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            4lSFjNRYnpHKPeg.dat
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\4lSFjNRYnpHKPeg.dat
            • Size 1KB
            • SHA256 5f157d31d0bc845147b515bdcf01ede37ae7e4746d59354fbb803a5cf3de4a28
            • MD5 SHA1 SHA512
            Submit Download

            4lSFjNRYnpHKPeg.exe
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\4lSFjNRYnpHKPeg.exe
            • Size 760KB
            • SHA256 f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            4lSFjNRYnpHKPeg.exe
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\4lSFjNRYnpHKPeg.exe
            • Size 760KB
            • SHA256 f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            bootstrap.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\[email protected]\bootstrap.js
            • Size 2KB
            • SHA256 6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
            • MD5 SHA1 SHA512
            Submit Download

            chrome.manifest
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\[email protected]\chrome.manifest
            • Size 35B
            • SHA256 b7154bdaf35b4ce12287d4f92f71f9aec1b23094eb327850a85a90f37e98c3a2
            • MD5 SHA1 SHA512
            Submit Download

            bg.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\[email protected]\content\bg.js
            • Size 8KB
            • SHA256 2b05cdebefcd561d9457e20c64bc5b81c9432dada6bf0352f68e16194cd34d3d
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            install.rdf
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\[email protected]\install.rdf
            • Size 595B
            • SHA256 9ac925fdc92f6fe5f1d2bff81c7e3ba7ffeb1d41072e08f0ce82726acd1c64d5
            • MD5 SHA1 SHA512
            Submit Download

            S.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\nimedmdndmojogkjfgaeepjbjknbobge\S.js
            • Size 6KB
            • SHA256 f8694371c92de4db35ff58518316e4e86ec0e9e35fd034d53d2ef20167d05076
            • MD5 SHA1 SHA512 SSDEEP
            Submit Download

            background.html
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\nimedmdndmojogkjfgaeepjbjknbobge\background.html
            • Size 138B
            • SHA256 01d40b425ca6325839f374a14115f155c3a639b705c313229325333e0c265de5
            • MD5 SHA1 SHA512
            Submit Download

            content.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\nimedmdndmojogkjfgaeepjbjknbobge\content.js
            • Size 144B
            • SHA256 332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
            • MD5 SHA1 SHA512
            Submit Download

            lsdb.js
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\nimedmdndmojogkjfgaeepjbjknbobge\lsdb.js
            • Size 531B
            • SHA256 ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
            • MD5 SHA1 SHA512
            Submit Download

            manifest.json
            • Path C:\Users\Admin\AppData\Local\Temp\7zSD8A2.tmp\nimedmdndmojogkjfgaeepjbjknbobge\manifest.json
            • Size 498B
            • SHA256 e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
            • MD5 SHA1 SHA512
            Submit Download