Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2024, 14:50

General

  • Target
    0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d.exe
  • Size 179KB
  • Sample240101-r7thvscfhp
  • SHA256 0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Disables Task Manager via registry modification
  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops desktop.ini file(s) 64 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Program crash 1 IoCs
  • Modifies Control Panel 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d.exe
    "C:\Users\Admin\AppData\Local\Temp\0e971ff0e7f4cd4714931ac6bb685d91e28b34070866c9e7c976817aa5f6eb8d.exe"
    1⤵
    • Drops startup file
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Modifies Control Panel
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2040
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 1528
      2⤵
      • Program crash
      PID:2140

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        MSSres00001.jrs

        • Path C:\ProgramData\Microsoft\Search\Data\Applications\Windows\MSSres00001.jrs
        • Size 1.0MB
        • SHA256 2ccd2fecb70615bd21d3d7517b12271e5523642c5efeb443a7354a98c1bae860
        • MD5 SHA1 SHA512 SSDEEP

        vc_runtimeAdditional_x86.msi

        • Path C:\ProgramData\Package Cache\{7DAD0258-515C-3DD4-8964-BD714199E0F7}v12.0.40660\packages\vcRuntimeAdditional_x86\vc_runtimeAdditional_x86.msi
        • Size 140KB
        • SHA256 7a35ddc1a8df5ddb55f282800693da33646e05670f4aab082e01913e5a75ac14
        • MD5 SHA1 SHA512 SSDEEP

        heavy_ad_intervention_opt_out.db-journal

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\heavy_ad_intervention_opt_out.db-journal
        • Size 16B
        • SHA256 edb9e310ffb5d1a7a341d906812a1ac785a20e2e527bafb5ffcc048bca37931a
        • MD5 SHA1 SHA512

        CURRENT

        • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\shared_proto_db\metadata\CURRENT
        • Size 32B
        • SHA256 e22729824fb6f814ad34623be79fc79dcff8a63a2e3721e7110a0140227eda91
        • MD5 SHA1 SHA512

        MSNBC News~.feed-ms

        • Path C:\Users\Admin\AppData\Local\Microsoft\Feeds\Microsoft Feeds~\MSNBC News~.feed-ms
        • Size 28KB
        • SHA256 e04aae2d2594422cbe8d45c6968808ad0b9915338e1bc6efd5caa330c7384e08
        • MD5 SHA1 SHA512 SSDEEP

        3561288849sdhlie.sqlite

        • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\kzcnpuah.default-release\storage\permanent\chrome\idb\3561288849sdhlie.sqlite
        • Size 48KB
        • SHA256 6ff6c8760d35dc1fec9b6b58251e81898eadfbe4967ac3727a7e3c41842fde4c
        • MD5 SHA1 SHA512 SSDEEP

        memory/2040-0-0x0000000001310000-0x0000000001344000-memory.dmp

        memory/2040-1-0x0000000074550000-0x0000000074C3E000-memory.dmp

        memory/2040-2-0x0000000001180000-0x00000000011C0000-memory.dmp

        memory/2040-415-0x0000000074550000-0x0000000074C3E000-memory.dmp

        memory/2040-416-0x0000000001180000-0x00000000011C0000-memory.dmp