Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    170s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 21:36

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General

  • Target

    9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b.exe

  • Size

    4.2MB

  • MD5

    4eefbe318b57520f2437c053814b90fb

  • SHA1

    b20590d2f7d1ff576aeab75a0b02380396dc6b89

  • SHA256

    9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b

  • SHA512

    db32fcae988760c2f903348f2d573b06c2359d5e6845ff7d7df4e5f13eabc9c209d56eee8c32cebc6bed05ab8e2109584f65e6fd58a26969d555a8307e436e0a

  • SSDEEP

    98304:b+lnSranltH0bQ0zZdGuKYc/pVserSv/UdOqZKj08ZuPO:b+Qm3iHZyLsGo/UdOWKjL

Score
10/10
gluptebadiscoverydropperevasionloaderpersistence

Malware Config

Signatures

  • Glupteba

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

    loaderdropperglupteba
  • Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Modifies Windows Firewall 1 TTPs 1 IoCs
    evasion
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Windows directory 2 IoCs
  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b.exe
    "C:\Users\Admin\AppData\Local\Temp\9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4928
    • C:\Users\Admin\AppData\Local\Temp\9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b.exe
      "C:\Users\Admin\AppData\Local\Temp\9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2272
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:4844
        • 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:4352
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1008
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Creates scheduled task(s)
          PID:3712
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:2608
          • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
            C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:4680
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
            4⤵
            • Creates scheduled task(s)
            PID:3424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2272 -s 800
          3⤵
          • Program crash
          PID:2708
    • 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:4240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2272 -ip 2272
      1⤵
        PID:1200

      Network

            MITRE ATT&CK Enterprise v6

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
              Filesize

              281KB

              MD5

              d98e33b66343e7c96158444127a117f6

              SHA1

              bb716c5509a2bf345c6c1152f6e3e1452d39d50d

              SHA256

              5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

              SHA512

              705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

              Download Submit

            • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
              Filesize

              281KB

              MD5

              d98e33b66343e7c96158444127a117f6

              SHA1

              bb716c5509a2bf345c6c1152f6e3e1452d39d50d

              SHA256

              5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

              SHA512

              705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

              Download Submit

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

              4.2MB

              MD5

              4eefbe318b57520f2437c053814b90fb

              SHA1

              b20590d2f7d1ff576aeab75a0b02380396dc6b89

              SHA256

              9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b

              SHA512

              db32fcae988760c2f903348f2d573b06c2359d5e6845ff7d7df4e5f13eabc9c209d56eee8c32cebc6bed05ab8e2109584f65e6fd58a26969d555a8307e436e0a

              Download Submit

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

              4.2MB

              MD5

              4eefbe318b57520f2437c053814b90fb

              SHA1

              b20590d2f7d1ff576aeab75a0b02380396dc6b89

              SHA256

              9184da2bbdb4ebc92f8075ffa2f4772d922f55ef8592aa4aadd22eaeca1c826b

              SHA512

              db32fcae988760c2f903348f2d573b06c2359d5e6845ff7d7df4e5f13eabc9c209d56eee8c32cebc6bed05ab8e2109584f65e6fd58a26969d555a8307e436e0a

              Download Submit

            • memory/1008-153-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/1008-149-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/1008-148-0x0000000001600000-0x00000000019E9000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/2272-138-0x00000000011F2000-0x00000000015DB000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/2272-139-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/2272-145-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/4928-132-0x000000000131D000-0x0000000001706000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/4928-137-0x0000000001710000-0x0000000001F87000-memory.dmp

              Filesize

              8.5MB

              Download

            • memory/4928-136-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/4928-134-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/4928-133-0x0000000001710000-0x0000000001F87000-memory.dmp

              Filesize

              8.5MB

              Download