Analysis

  • max time kernel
    176s
  • max time network
    196s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/11/2022, 22:36

General

  • Target
    14ae40577ad9960becb821aa04c53de3c31c72745ad3506a841f3388c5f73c13.exe
  • Size 2.5MB
  • Sample221127-2jbm9adf79
  • SHA256 14ae40577ad9960becb821aa04c53de3c31c72745ad3506a841f3388c5f73c13
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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
  • Installs/modifies Browser Helper Object 2 TTPs 9 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14ae40577ad9960becb821aa04c53de3c31c72745ad3506a841f3388c5f73c13.exe
    "C:\Users\Admin\AppData\Local\Temp\14ae40577ad9960becb821aa04c53de3c31c72745ad3506a841f3388c5f73c13.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:220
    • C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\1Zry1VgsRvFDWkq.exe
      .\1Zry1VgsRvFDWkq.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2952
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.x64.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1204
        • C:\Windows\system32\regsvr32.exe
          /s "C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.x64.dll"
          4⤵
          • Loads dropped DLL
          • Installs/modifies Browser Helper Object
          PID:3380

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        y9L3UikD4AZXCl.dat

        • Path C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.dat
        • Size 6KB
        • SHA256 1e4d9255c353c7caeecf609a260e4fed630ec3afafcd9b9d141a6271fc77c541
        • MD5 SHA1 SHA512 SSDEEP

        y9L3UikD4AZXCl.dll

        • Path C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.dll
        • Size 747KB
        • SHA256 ef1b2743bd6f3f3a08c5ca9ff29f11e55e041275598b745eef574c2c304876d7
        • MD5 SHA1 SHA512 SSDEEP

        y9L3UikD4AZXCl.x64.dll

        • Path C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.x64.dll
        • Size 882KB
        • SHA256 8c8e7a12d5c581fa8731e9fb952594913b6a904aca853d43fb6a229d82a48443
        • MD5 SHA1 SHA512 SSDEEP

        y9L3UikD4AZXCl.x64.dll

        • Path C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.x64.dll
        • Size 882KB
        • SHA256 8c8e7a12d5c581fa8731e9fb952594913b6a904aca853d43fb6a229d82a48443
        • MD5 SHA1 SHA512 SSDEEP

        y9L3UikD4AZXCl.x64.dll

        • Path C:\Program Files (x86)\Browser Shop\y9L3UikD4AZXCl.x64.dll
        • Size 882KB
        • SHA256 8c8e7a12d5c581fa8731e9fb952594913b6a904aca853d43fb6a229d82a48443
        • MD5 SHA1 SHA512 SSDEEP

        1Zry1VgsRvFDWkq.dat

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\1Zry1VgsRvFDWkq.dat
        • Size 6KB
        • SHA256 1e4d9255c353c7caeecf609a260e4fed630ec3afafcd9b9d141a6271fc77c541
        • MD5 SHA1 SHA512 SSDEEP

        1Zry1VgsRvFDWkq.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\1Zry1VgsRvFDWkq.exe
        • Size 775KB
        • SHA256 7240b37f191708f08afc82648d481d3212d0fab13b04935fafc269aaafaed086
        • MD5 SHA1 SHA512 SSDEEP

        1Zry1VgsRvFDWkq.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\1Zry1VgsRvFDWkq.exe
        • Size 775KB
        • SHA256 7240b37f191708f08afc82648d481d3212d0fab13b04935fafc269aaafaed086
        • MD5 SHA1 SHA512 SSDEEP

        bootstrap.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\[email protected]\bootstrap.js
        • Size 2KB
        • SHA256 6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
        • MD5 SHA1 SHA512

        chrome.manifest

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\[email protected]\chrome.manifest
        • Size 35B
        • SHA256 bb412888caeb1d8e50ce9dc6b211bcaf2b09afd9ddf3991154ff989e30760675
        • MD5 SHA1 SHA512

        bg.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\[email protected]\content\bg.js
        • Size 7KB
        • SHA256 7703cb1800510ea5c12c6ce54ec1e5294c8c069b13aa8039193cdac80cbbb38d
        • MD5 SHA1 SHA512 SSDEEP

        install.rdf

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\[email protected]\install.rdf
        • Size 599B
        • SHA256 5113421c82db8c07c953ad05f70097ea62ab2e7f9dbf605e85aaee945bc2f13c
        • MD5 SHA1 SHA512

        TWGdpL76Y.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\geekcpngncajnlnalhjganjgdgegefph\TWGdpL76Y.js
        • Size 5KB
        • SHA256 fb4dbae588776c0a4b4f50cc45ea80d241c7c573a04fc08390383841fdd56692
        • MD5 SHA1 SHA512 SSDEEP

        background.html

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\geekcpngncajnlnalhjganjgdgegefph\background.html
        • Size 146B
        • SHA256 e964dad0ec231159144fb56b292d4f5c3cabb907d691e3e4f749c3ee760ebd71
        • MD5 SHA1 SHA512

        content.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\geekcpngncajnlnalhjganjgdgegefph\content.js
        • Size 144B
        • SHA256 332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
        • MD5 SHA1 SHA512

        lsdb.js

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\geekcpngncajnlnalhjganjgdgegefph\lsdb.js
        • Size 531B
        • SHA256 ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
        • MD5 SHA1 SHA512

        manifest.json

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\geekcpngncajnlnalhjganjgdgegefph\manifest.json
        • Size 504B
        • SHA256 f9a190f8cfafdeddfe9627366bcd108e42b7fa07c8d074f1570bd77489f39c4d
        • MD5 SHA1 SHA512

        y9L3UikD4AZXCl.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\y9L3UikD4AZXCl.dll
        • Size 747KB
        • SHA256 ef1b2743bd6f3f3a08c5ca9ff29f11e55e041275598b745eef574c2c304876d7
        • MD5 SHA1 SHA512 SSDEEP

        y9L3UikD4AZXCl.tlb

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\y9L3UikD4AZXCl.tlb
        • Size 3KB
        • SHA256 bd9d6d040d89576ede9657e27dc52522518e43aafc869396d1a80f59251ed1fa
        • MD5 SHA1 SHA512

        y9L3UikD4AZXCl.x64.dll

        • Path C:\Users\Admin\AppData\Local\Temp\7zS3577.tmp\y9L3UikD4AZXCl.x64.dll
        • Size 882KB
        • SHA256 8c8e7a12d5c581fa8731e9fb952594913b6a904aca853d43fb6a229d82a48443
        • MD5 SHA1 SHA512 SSDEEP