Analysis

  • max time kernel
    239s
  • max time network
    245s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    22/11/2024, 03:41

General

  • Target
    VideoCodeCX.exe
  • Size 2.0MB
  • Sample241122-d88saazlhm
  • SHA256 22b1af46ce7b3db0ec037026e035b0b09a6c791e5fb5fcb5e6ee3ef8d276abe1
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Loads dropped DLL 15 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 22 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VideoCodeCX.exe
    "C:\Users\Admin\AppData\Local\Temp\VideoCodeCX.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i "C:\Users\Admin\AppData\Roaming\Video CodeC X\Video CodeC X 2.0.0.0\install\F1CBFAF\Video CodeC X.msi" AI_SETUPEXEPATH=C:\Users\Admin\AppData\Local\Temp\VideoCodeCX.exe SETUPEXEDIR=C:\Users\Admin\AppData\Local\Temp\ EXE_CMD_LINE="/exenoupdates /exelang 0 /noprereqs "
      2⤵
      • Enumerates connected drives
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2812
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Modifies WinLogon for persistence
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding A371761743DBC15E96271C54860029AD
      2⤵
      • Loads dropped DLL
      • Blocklisted process makes network request
      • System Location Discovery: System Language Discovery
      PID:2780
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B6D96334DC12DB8986BA5F9FD9ADA77D M Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:896

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        f777ec5.rbs

        • Path C:\Config.Msi\f777ec5.rbs
        • Size 106KB
        • SHA256 4a96551895ea83c53f561774818a33f4044514a2923954bf54ee8b1ec006cec3
        • MD5 SHA1 SHA512 SSDEEP

        tracking.ini

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\tracking.ini
        • Size 69B
        • SHA256 64800ab14a58d7062d669dac34018a2e5e5cdd250fade664ccd2d78be5733d1c
        • MD5 SHA1 SHA512

        tracking.ini

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\tracking.ini
        • Size 84B
        • SHA256 08ddd333275f10ed3d23c2be72d4bcbdd7a30638e181b1afecb85414fdef6d8c
        • MD5 SHA1 SHA512

        {35458323-09E8-4F03-9824-3C4D544AEB88}.session

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\{35458323-09E8-4F03-9824-3C4D544AEB88}.session
        • Size 4KB
        • SHA256 a52a02af44a1eb9260e84f6048c45beb1cd42a372a62ea3fac2fd3493cc58245
        • MD5 SHA1 SHA512 SSDEEP

        {35458323-09E8-4F03-9824-3C4D544AEB88}.session

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\{35458323-09E8-4F03-9824-3C4D544AEB88}.session
        • Size 2KB
        • SHA256 848749dcaceab691b4b780defe10585fa64290c808f70e8fc9064fc9f8c60768
        • MD5 SHA1 SHA512

        {35458323-09E8-4F03-9824-3C4D544AEB88}.session

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\{35458323-09E8-4F03-9824-3C4D544AEB88}.session
        • Size 3KB
        • SHA256 7c5b06ac1c9fa199e28e89368dbad06cee810829c70bd99cae47cdf567a9009d
        • MD5 SHA1 SHA512

        {35458323-09E8-4F03-9824-3C4D544AEB88}.session

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\{35458323-09E8-4F03-9824-3C4D544AEB88}.session
        • Size 3KB
        • SHA256 3d1c3f2062ecfeff0311ebcf423a314ead96ad6a8c4043f066c430051b0b07f2
        • MD5 SHA1 SHA512

        {35458323-09E8-4F03-9824-3C4D544AEB88}.session

        • Path C:\Users\Admin\AppData\Local\Temp\AdvinstAnalytics\Video CodeC X\2.0.0.0\{35458323-09E8-4F03-9824-3C4D544AEB88}.session
        • Size 3KB
        • SHA256 95006281c914e9cac887adf4114705b78d5070dc67ae2f3597527d519485f783
        • MD5 SHA1 SHA512

        Video CodeC X.msi

        • Path C:\Users\Admin\AppData\Roaming\Video CodeC X\Video CodeC X 2.0.0.0\install\F1CBFAF\Video CodeC X.msi
        • Size 1.1MB
        • SHA256 f32c666abd8d50bce93391840de7c8d9969b75d42aea3bee61d68be411e3ffe3
        • MD5 SHA1 SHA512 SSDEEP

        bsoderror.exe

        • Path C:\Users\Admin\AppData\Roaming\Video CodeC X\Video CodeC X 2.0.0.0\install\F1CBFAF\bsoderror.exe
        • Size 84KB
        • SHA256 3b5d9aadfdb9c1257ef84e33cdad67cd818334ec8fd40e0968b8b71e2a0eef95
        • MD5 SHA1 SHA512 SSDEEP

        decoder.dll

        • Path C:\Users\Admin\AppData\Roaming\Video CodeC X\Video CodeC X 2.0.0.0\install\decoder.dll
        • Size 126KB
        • SHA256 76133e832c15aa5cbc49fb3ba09e0b8dd467c307688be2c9e85e79d3bf62c089
        • MD5 SHA1 SHA512 SSDEEP

        MSI7F1F.tmp

        • Path C:\Windows\Installer\MSI7F1F.tmp
        • Size 180KB
        • SHA256 a0367875b68b1699d2647a748278ebce64d5be633598580977aa126a81cf57c5
        • MD5 SHA1 SHA512 SSDEEP

        MSI7FFB.tmp

        • Path C:\Windows\Installer\MSI7FFB.tmp
        • Size 88KB
        • SHA256 252b7423b01ff81aea6fe7b40de91abf49f515e9c0c7b95aa982756889f8ac1a
        • MD5 SHA1 SHA512 SSDEEP

        MSI8241.tmp

        • Path C:\Windows\Installer\MSI8241.tmp
        • Size 96KB
        • SHA256 604e79fe970c5ed044517a9a35e4690ea6f7d959d21173ebef45cdd3d3a22bdd
        • MD5 SHA1 SHA512 SSDEEP

        MSI8252.tmp

        • Path C:\Windows\Installer\MSI8252.tmp
        • Size 128KB
        • SHA256 59ff5bc12b155cc2e666bd8bc34195c3750eb742542374fc5e53fb22d11e862f
        • MD5 SHA1 SHA512 SSDEEP

        MSI8291.tmp

        • Path C:\Windows\Installer\MSI8291.tmp
        • Size 312KB
        • SHA256 9c155d4214cebda186647c035ada552963dcac8f88a6b38a23ea34f9ecd1d437
        • MD5 SHA1 SHA512 SSDEEP