Analysis

  • max time kernel
    9s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    11-10-2024 15:56

General

  • Target

    7725eaa6592c80f8124e769b4e8a07f7[1].exe

  • Size

    4.2MB

  • MD5

    32ddef87207fd48862944757fe21f2ab

  • SHA1

    53942206c163d02c299e851def37791cda3ef7e1

  • SHA256

    073ffe51172562a79a5978403de4149834b3f2506c72451485b2889edcc1929e

  • SHA512

    896dc54f1b8e0b5a02c70502e29be9ca12619052dda9d8a17a31c47a6b2fb1487fc2c871a33e47e5a7d8d7835ece33a3d973549043c05a9aad2e228105756143

  • SSDEEP

    98304:E9zsQ68NZJAUQvS0gtKx7M125D/72Q5Z9pvPsrDHphmEIUQTq:E9zDHXJT0SKx71Dj2SnqJNpt

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba payload 4 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • 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 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7725eaa6592c80f8124e769b4e8a07f7[1].exe
    "C:\Users\Admin\AppData\Local\Temp\7725eaa6592c80f8124e769b4e8a07f7[1].exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4788
    • C:\Users\Admin\AppData\Local\Temp\7725eaa6592c80f8124e769b4e8a07f7[1].exe
      "C:\Users\Admin\AppData\Local\Temp\7725eaa6592c80f8124e769b4e8a07f7[1].exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious use of WriteProcessMemory
      PID:236
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4188
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
          PID:2932
          • C:\Windows\system32\netsh.exe
            netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
            4⤵
            • Modifies Windows Firewall
            PID:2628
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          3⤵
          • Command and Scripting Interpreter: PowerShell
          PID:4672
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell -nologo -noprofile
          3⤵
          • Command and Scripting Interpreter: PowerShell
          PID:4388
        • C:\Windows\rss\csrss.exe
          C:\Windows\rss\csrss.exe
          3⤵
            PID:1984

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jfypzcpc.usn.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        d0c46cad6c0778401e21910bd6b56b70

        SHA1

        7be418951ea96326aca445b8dfe449b2bfa0dca6

        SHA256

        9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02

        SHA512

        057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949

      • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

        Filesize

        19KB

        MD5

        6d337240b9b4f32aecdee211344807e1

        SHA1

        c5a3d8db89fe85af56511c459bb7622ae036f50e

        SHA256

        4387f34ae1a9cfe82249dea6ef7a3d5650c8f7c33843a800911d898071269873

        SHA512

        9366f78ba191248e12f20f69e7389e1469cb86bb7ff7b2023103383d61153f5b285366aceb35fbfc2d15c450cf4eb087a493c0790f3c89f25f7fae829070a335

      • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

        Filesize

        19KB

        MD5

        88b92c177e7eca399e14269c09913fef

        SHA1

        36558bf4c0f9a17307a97f4a5d6797d111c28687

        SHA256

        c8c584b8c7a30668a49949c32e9078c36b4b720539b59e179ec20e6f35f6a994

        SHA512

        a6a741e73eb5b4b55c212600c84c540ea0d0a182ec2290587a71a67a4c31a697cfb6be6768623225c169ce8ddc8cf7edb73eeb446bdc125968dd1ed4de906baf

      • C:\Windows\rss\csrss.exe

        Filesize

        3.8MB

        MD5

        03c2a26d8e2cf5cb9d5cd8caf5e55553

        SHA1

        f7cd30ea9115bb16e83dd15d2a1ce09d704e02c1

        SHA256

        e6b08e7bea23b0bd77dacea25f5f2ce04fc90332d89ed13d17b0c971d00d8151

        SHA512

        798b28491f440a772c98898de6c05cd30183f1f2669eaf568ae4820586b23bde5448c899049318dd7e5ca14988fb482ebbc870eeb57b111c84f0ca1d1bf02eda

      • C:\Windows\rss\csrss.exe

        Filesize

        1.7MB

        MD5

        bafb8f05377bbc77c5c14feb3d23a45a

        SHA1

        ff261b34b0b580e87e4a40d2170dc5e2584cf98d

        SHA256

        6f22640ce0ec3b080434c8864c5dac3c1580f0b8efa18e2c6343beffc565d210

        SHA512

        4ebdeba0185424a7ad21849fb806b0ad172210a0699ec2247d9869a63cb3f8f554155af30480f1bc61853c58dcb02d7c28a36e77a558c83719e2059a50fc5089

      • memory/236-57-0x0000000002A60000-0x0000000002E64000-memory.dmp

        Filesize

        4.0MB

      • memory/1124-55-0x0000000000400000-0x0000000000D1B000-memory.dmp

        Filesize

        9.1MB

      • memory/1124-1-0x0000000002C50000-0x000000000304D000-memory.dmp

        Filesize

        4.0MB

      • memory/1124-44-0x0000000002C50000-0x000000000304D000-memory.dmp

        Filesize

        4.0MB

      • memory/1124-46-0x0000000003050000-0x000000000393B000-memory.dmp

        Filesize

        8.9MB

      • memory/1124-3-0x0000000000400000-0x0000000000D1B000-memory.dmp

        Filesize

        9.1MB

      • memory/1124-2-0x0000000003050000-0x000000000393B000-memory.dmp

        Filesize

        8.9MB

      • memory/4188-68-0x0000000070520000-0x000000007056C000-memory.dmp

        Filesize

        304KB

      • memory/4188-80-0x00000000070B0000-0x00000000070C5000-memory.dmp

        Filesize

        84KB

      • memory/4188-79-0x0000000007060000-0x0000000007071000-memory.dmp

        Filesize

        68KB

      • memory/4188-78-0x0000000006D40000-0x0000000006DE4000-memory.dmp

        Filesize

        656KB

      • memory/4188-69-0x0000000070770000-0x0000000070AC7000-memory.dmp

        Filesize

        3.3MB

      • memory/4188-67-0x0000000006070000-0x00000000060BC000-memory.dmp

        Filesize

        304KB

      • memory/4188-60-0x0000000005590000-0x00000000058E7000-memory.dmp

        Filesize

        3.3MB

      • memory/4388-113-0x0000000070520000-0x000000007056C000-memory.dmp

        Filesize

        304KB

      • memory/4388-114-0x0000000070770000-0x0000000070AC7000-memory.dmp

        Filesize

        3.3MB

      • memory/4672-93-0x0000000070520000-0x000000007056C000-memory.dmp

        Filesize

        304KB

      • memory/4672-94-0x0000000070770000-0x0000000070AC7000-memory.dmp

        Filesize

        3.3MB

      • memory/4788-21-0x00000000064A0000-0x00000000064BE000-memory.dmp

        Filesize

        120KB

      • memory/4788-38-0x00000000079B0000-0x0000000007A54000-memory.dmp

        Filesize

        656KB

      • memory/4788-42-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-43-0x0000000007B20000-0x0000000007B2A000-memory.dmp

        Filesize

        40KB

      • memory/4788-40-0x0000000007AE0000-0x0000000007AFA000-memory.dmp

        Filesize

        104KB

      • memory/4788-45-0x0000000007C30000-0x0000000007CC6000-memory.dmp

        Filesize

        600KB

      • memory/4788-39-0x0000000008120000-0x000000000879A000-memory.dmp

        Filesize

        6.5MB

      • memory/4788-47-0x0000000007B40000-0x0000000007B51000-memory.dmp

        Filesize

        68KB

      • memory/4788-48-0x0000000007B90000-0x0000000007B9E000-memory.dmp

        Filesize

        56KB

      • memory/4788-49-0x0000000007BA0000-0x0000000007BB5000-memory.dmp

        Filesize

        84KB

      • memory/4788-50-0x0000000007BF0000-0x0000000007C0A000-memory.dmp

        Filesize

        104KB

      • memory/4788-51-0x0000000007C10000-0x0000000007C18000-memory.dmp

        Filesize

        32KB

      • memory/4788-54-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-36-0x0000000007990000-0x00000000079AE000-memory.dmp

        Filesize

        120KB

      • memory/4788-37-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-41-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-25-0x0000000007930000-0x0000000007964000-memory.dmp

        Filesize

        208KB

      • memory/4788-27-0x0000000070660000-0x00000000709B7000-memory.dmp

        Filesize

        3.3MB

      • memory/4788-26-0x0000000070410000-0x000000007045C000-memory.dmp

        Filesize

        304KB

      • memory/4788-24-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-23-0x0000000006A60000-0x0000000006AA6000-memory.dmp

        Filesize

        280KB

      • memory/4788-22-0x00000000064E0000-0x000000000652C000-memory.dmp

        Filesize

        304KB

      • memory/4788-20-0x0000000005F80000-0x00000000062D7000-memory.dmp

        Filesize

        3.3MB

      • memory/4788-11-0x0000000005760000-0x00000000057C6000-memory.dmp

        Filesize

        408KB

      • memory/4788-10-0x0000000005680000-0x00000000056E6000-memory.dmp

        Filesize

        408KB

      • memory/4788-9-0x00000000055D0000-0x00000000055F2000-memory.dmp

        Filesize

        136KB

      • memory/4788-8-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-6-0x0000000005850000-0x0000000005E7A000-memory.dmp

        Filesize

        6.2MB

      • memory/4788-7-0x00000000741A0000-0x0000000074951000-memory.dmp

        Filesize

        7.7MB

      • memory/4788-5-0x0000000002C80000-0x0000000002CB6000-memory.dmp

        Filesize

        216KB

      • memory/4788-4-0x00000000741AE000-0x00000000741AF000-memory.dmp

        Filesize

        4KB