Analysis

  • max time kernel
    142s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • submitted
    12-07-2024 22:35

General

  • Target

    3O.exe

  • Size

    972KB

  • MD5

    e9e10384209bc3b39b6f5cd6f33314e7

  • SHA1

    40f0bed19c2f77417ab130e7be434c6e0e33bc0a

  • SHA256

    b63721f19f217379cbafdaa58a1a2d16975b82547a5cb8701604f53e5ace059b

  • SHA512

    b391ef944dcc1d4f1158579ea4f7c8f248c5b3ee58f4483a2ba60956953763c6a0ce641707a583c6329e1c58265494065552901a0152cea5d6d87cd5d40501be

  • SSDEEP

    24576:HnsJ39LyjbJkQFMhmC+6GD94I8AvqGELnszd42X3W6FY:HnsHyjtk2MYC5GDlFY

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Detect Umbral payload 7 IoCs
  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

  • Umbral family
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3O.exe
    "C:\Users\Admin\AppData\Local\Temp\3O.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4556
    • C:\Users\Admin\AppData\Local\Temp\._cache_3O.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_3O.exe"
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2340
      • C:\Windows\System32\Wbem\wmic.exe
        "wmic.exe" csproduct get uuid
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4788
      • C:\Windows\SYSTEM32\attrib.exe
        "attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\._cache_3O.exe"
        3⤵
        • Views/modifies file attributes
        PID:2752
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\._cache_3O.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:64
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5008
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:808
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3628
      • C:\Windows\System32\Wbem\wmic.exe
        "wmic.exe" os get Caption
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1620
      • C:\Windows\System32\Wbem\wmic.exe
        "wmic.exe" computersystem get totalphysicalmemory
        3⤵
          PID:856
        • C:\Windows\System32\Wbem\wmic.exe
          "wmic.exe" csproduct get uuid
          3⤵
            PID:2372
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
            3⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            PID:2444
          • C:\Windows\System32\Wbem\wmic.exe
            "wmic" path win32_VideoController get name
            3⤵
            • Detects videocard installed
            PID:628
          • C:\Windows\SYSTEM32\cmd.exe
            "cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\._cache_3O.exe" && pause
            3⤵
            • System Network Configuration Discovery: Internet Connection Discovery
            • Suspicious use of WriteProcessMemory
            PID:2648
            • C:\Windows\system32\PING.EXE
              ping localhost
              4⤵
              • System Network Configuration Discovery: Internet Connection Discovery
              • Runs ping.exe
              PID:4716
        • C:\ProgramData\Synaptics\Synaptics.exe
          "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
          2⤵
          • Checks computer location settings
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:4144
          • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
            "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
            3⤵
            • Executes dropped EXE
            PID:996
      • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
        "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
        1⤵
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        PID:3336

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Synaptics\Synaptics.exe

        Filesize

        972KB

        MD5

        e9e10384209bc3b39b6f5cd6f33314e7

        SHA1

        40f0bed19c2f77417ab130e7be434c6e0e33bc0a

        SHA256

        b63721f19f217379cbafdaa58a1a2d16975b82547a5cb8701604f53e5ace059b

        SHA512

        b391ef944dcc1d4f1158579ea4f7c8f248c5b3ee58f4483a2ba60956953763c6a0ce641707a583c6329e1c58265494065552901a0152cea5d6d87cd5d40501be

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        d85ba6ff808d9e5444a4b369f5bc2730

        SHA1

        31aa9d96590fff6981b315e0b391b575e4c0804a

        SHA256

        84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

        SHA512

        8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        944B

        MD5

        77d622bb1a5b250869a3238b9bc1402b

        SHA1

        d47f4003c2554b9dfc4c16f22460b331886b191b

        SHA256

        f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

        SHA512

        d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        948B

        MD5

        2af06a6b36db9473e4a7d9c7ab72b70b

        SHA1

        8ef34b9b961e51bdd1b8d7d9db2ec1b0a4764645

        SHA256

        18a2aa7e245c6732f95fb7749b2b4d29007f2c56a9c5bfbc5e3c127bdfe5f158

        SHA512

        3495567a5d5af94ae27be51313d9e2630c52017d808042fe0d56baa34fa1d246eb15c253d14c77c77a1d8f2f1c81680e623044ae95415b095696e7fa141ac7cf

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        1KB

        MD5

        276798eeb29a49dc6e199768bc9c2e71

        SHA1

        5fdc8ccb897ac2df7476fbb07517aca5b7a6205b

        SHA256

        cd0a1056e8f1b6cb5cb328532239d802f4e2aa8f8fcdc0fcb487684bd68e0dcc

        SHA512

        0d34fce64bbefc57d64fa6e03ca886952263d5f24df9c1c4cce6a1e8f5a47a9a21e9820f8d38caa7f7b43a52336ce00b738ea18419aaa7c788b72e04ce19e4f2

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        1KB

        MD5

        1ea5d65217d30c8c4eeb7a435aa5bbb0

        SHA1

        f7a15f9f0143584d074bce0f50b6c78534a737d3

        SHA256

        cedc69e67ca2833342c220f717283d15e66fdba76ade306426f6daad61e78282

        SHA512

        7304f01134445787f84f8de1714e31eea6d49043ff1864486702b29164b7f0c74579ad63b05a83d9bda5807843a6ae8329201c03c5846d1aa8beef3cd19a831f

      • C:\Users\Admin\AppData\Local\Temp\._cache_3O.exe

        Filesize

        227KB

        MD5

        564b355897ddc57a49b9c0385673b7c4

        SHA1

        830b0bd8d603c384a3ca59de5889c9ccb98233b1

        SHA256

        ccf452b1c9ef7ad173d702e74cb17c13bee478432ed764259d4b33634aea438c

        SHA512

        c2ebcea2723156c3534641b796a0303fedc06e4ba304e285d898ad819fa4eac4cac0bda79831d60097db4a7a0c76a8af616ff0c5ecbb327200724810523a12a5

      • C:\Users\Admin\AppData\Local\Temp\AA975E00

        Filesize

        21KB

        MD5

        76901e15210ff9085529cc66b13c2b17

        SHA1

        3a1a72db2fddab5c14f958d3fa90afe06a35708e

        SHA256

        6576e7fcce34668452b81d404f43f0788cae821476bb832b3f93cb886142993b

        SHA512

        905e9d2ea05e7b5ba5a5cc4cf818122c4361e0ffecdcd5cd4cad20a80479c297290d1d93f7cf312fe14f5a1ad97bfea006cc8ac470acc8216ac0cf57dbab172b

      • C:\Users\Admin\AppData\Local\Temp\QubIjE7Y.xlsm

        Filesize

        17KB

        MD5

        e566fc53051035e1e6fd0ed1823de0f9

        SHA1

        00bc96c48b98676ecd67e81a6f1d7754e4156044

        SHA256

        8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

        SHA512

        a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_csktrppp.w42.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/64-203-0x000002146BD50000-0x000002146BD72000-memory.dmp

        Filesize

        136KB

      • memory/2340-308-0x00000290F9B80000-0x00000290F9B92000-memory.dmp

        Filesize

        72KB

      • memory/2340-247-0x00000290F9AC0000-0x00000290F9B36000-memory.dmp

        Filesize

        472KB

      • memory/2340-249-0x00000290F9A40000-0x00000290F9A5E000-memory.dmp

        Filesize

        120KB

      • memory/2340-133-0x00007FFEFCBE0000-0x00007FFEFD6A1000-memory.dmp

        Filesize

        10.8MB

      • memory/2340-337-0x00007FFEFCBE0000-0x00007FFEFD6A1000-memory.dmp

        Filesize

        10.8MB

      • memory/2340-332-0x00007FFEFCBE0000-0x00007FFEFD6A1000-memory.dmp

        Filesize

        10.8MB

      • memory/2340-331-0x00007FFEFCBE3000-0x00007FFEFCBE5000-memory.dmp

        Filesize

        8KB

      • memory/2340-65-0x00000290DF390000-0x00000290DF3D0000-memory.dmp

        Filesize

        256KB

      • memory/2340-248-0x00000290F9A70000-0x00000290F9AC0000-memory.dmp

        Filesize

        320KB

      • memory/2340-307-0x00000290F9B50000-0x00000290F9B5A000-memory.dmp

        Filesize

        40KB

      • memory/2340-66-0x00007FFEFCBE3000-0x00007FFEFCBE5000-memory.dmp

        Filesize

        8KB

      • memory/3336-196-0x00007FFEDB210000-0x00007FFEDB220000-memory.dmp

        Filesize

        64KB

      • memory/3336-199-0x00007FFED91B0000-0x00007FFED91C0000-memory.dmp

        Filesize

        64KB

      • memory/3336-194-0x00007FFEDB210000-0x00007FFEDB220000-memory.dmp

        Filesize

        64KB

      • memory/3336-197-0x00007FFEDB210000-0x00007FFEDB220000-memory.dmp

        Filesize

        64KB

      • memory/3336-198-0x00007FFED91B0000-0x00007FFED91C0000-memory.dmp

        Filesize

        64KB

      • memory/3336-193-0x00007FFEDB210000-0x00007FFEDB220000-memory.dmp

        Filesize

        64KB

      • memory/3336-195-0x00007FFEDB210000-0x00007FFEDB220000-memory.dmp

        Filesize

        64KB

      • memory/4144-361-0x0000000000400000-0x00000000004F9000-memory.dmp

        Filesize

        996KB

      • memory/4144-329-0x0000000000400000-0x00000000004F9000-memory.dmp

        Filesize

        996KB

      • memory/4144-330-0x0000000000400000-0x00000000004F9000-memory.dmp

        Filesize

        996KB

      • memory/4556-130-0x0000000000400000-0x00000000004F9000-memory.dmp

        Filesize

        996KB

      • memory/4556-0-0x0000000002290000-0x0000000002291000-memory.dmp

        Filesize

        4KB