Analysis

  • max time kernel
    12s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2022 06:53

General

  • Target

    d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43.exe

  • Size

    6.6MB

  • MD5

    647df9da3457d9c1b936502d4df8c3c4

  • SHA1

    8680cb73bacce533df5afeb5f62fd63f75094bd1

  • SHA256

    d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43

  • SHA512

    6dbb3c179ed2c087788e1a25a2b48e9bc5dcd47d34b8e6768f4ee49acf66c55b9724d79e4d5a801fd84ff9e43e9c733f38dfa436ec320bf836e432bda4b2d455

Malware Config

Signatures

  • Glupteba

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

  • Glupteba payload 9 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Modifies Windows Firewall 1 TTPs 2 IoCs
  • Modifies data under HKEY_USERS 56 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43.exe
    "C:\Users\Admin\AppData\Local\Temp\d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1772
    • C:\Users\Admin\AppData\Local\Temp\d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43.exe
      "C:\Users\Admin\AppData\Local\Temp\d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43.exe"
      2⤵
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:4924
      • 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:4828
          • 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:4004
        • C:\Windows\system32\cmd.exe
          C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes"
          3⤵
            PID:3992
            • C:\Windows\system32\netsh.exe
              netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes
              4⤵
              • Modifies Windows Firewall
              PID:4676
          • C:\Windows\rss\csrss.exe
            C:\Windows\rss\csrss.exe ""
            3⤵
              PID:2928
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
          1⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2084

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Persistence

        Modify Existing Service

        1
        T1031

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\rss\csrss.exe
          Filesize

          6.6MB

          MD5

          647df9da3457d9c1b936502d4df8c3c4

          SHA1

          8680cb73bacce533df5afeb5f62fd63f75094bd1

          SHA256

          d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43

          SHA512

          6dbb3c179ed2c087788e1a25a2b48e9bc5dcd47d34b8e6768f4ee49acf66c55b9724d79e4d5a801fd84ff9e43e9c733f38dfa436ec320bf836e432bda4b2d455

        • C:\Windows\rss\csrss.exe
          Filesize

          6.6MB

          MD5

          647df9da3457d9c1b936502d4df8c3c4

          SHA1

          8680cb73bacce533df5afeb5f62fd63f75094bd1

          SHA256

          d08cb58398f9084596b17e7a96338ec8b921b2cc748107c22ccc8ea38572fb43

          SHA512

          6dbb3c179ed2c087788e1a25a2b48e9bc5dcd47d34b8e6768f4ee49acf66c55b9724d79e4d5a801fd84ff9e43e9c733f38dfa436ec320bf836e432bda4b2d455

        • memory/1772-131-0x0000000005856000-0x0000000005BEE000-memory.dmp
          Filesize

          3.6MB

        • memory/1772-132-0x0000000005D30000-0x0000000006400000-memory.dmp
          Filesize

          6.8MB

        • memory/1772-133-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/1772-130-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/1772-135-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/2928-152-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/2928-150-0x0000000006300000-0x00000000069D0000-memory.dmp
          Filesize

          6.8MB

        • memory/2928-149-0x0000000005E00000-0x0000000006198000-memory.dmp
          Filesize

          3.6MB

        • memory/2928-148-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/2928-151-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/2928-153-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/2928-144-0x0000000000000000-mapping.dmp
        • memory/3992-142-0x0000000000000000-mapping.dmp
        • memory/4004-140-0x0000000000000000-mapping.dmp
        • memory/4676-143-0x0000000000000000-mapping.dmp
        • memory/4828-139-0x0000000000000000-mapping.dmp
        • memory/4924-141-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/4924-147-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/4924-138-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/4924-137-0x000000000588D000-0x0000000005C25000-memory.dmp
          Filesize

          3.6MB

        • memory/4924-136-0x0000000000400000-0x0000000002EAA000-memory.dmp
          Filesize

          42.7MB

        • memory/4924-134-0x0000000000000000-mapping.dmp