Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/01/2023, 00:34

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General

  • Target

    9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5.exe

  • Size

    4.0MB

  • MD5

    061f5c447e1da1df34afb62b60e3391b

  • SHA1

    3ea4f938fa00fb3b2139e47e32da3b18f2a778aa

  • SHA256

    9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5

  • SHA512

    89a7c0a4e54b6692f14bdf44c64c7e465a96d5a2cc50a5939498dc2a35508f3ef5cf23725c54760bf41770a1751f1b1a6d42402e4e4f87fd2af1af9de55fd406

  • SSDEEP

    98304:6BYpam/Ie00cDiD6QYLRgoVy7UVf/QUYmY6agnp0+ka+Tg:2YpaT309Ylgp75z8J

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\9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5.exe
    "C:\Users\Admin\AppData\Local\Temp\9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3956
    • C:\Users\Admin\AppData\Local\Temp\9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5.exe
      "C:\Users\Admin\AppData\Local\Temp\9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5.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:4476
      • 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:668
        • 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:2900
      • 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:216
        • 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:1852
          • 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:2792
          • 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:996
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 772
          3⤵
          • Program crash
          PID:2548
    • 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:1472
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4476 -ip 4476
      1⤵
        PID:3556

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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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

              4.0MB

              MD5

              061f5c447e1da1df34afb62b60e3391b

              SHA1

              3ea4f938fa00fb3b2139e47e32da3b18f2a778aa

              SHA256

              9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5

              SHA512

              89a7c0a4e54b6692f14bdf44c64c7e465a96d5a2cc50a5939498dc2a35508f3ef5cf23725c54760bf41770a1751f1b1a6d42402e4e4f87fd2af1af9de55fd406

              Download Submit

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

              4.0MB

              MD5

              061f5c447e1da1df34afb62b60e3391b

              SHA1

              3ea4f938fa00fb3b2139e47e32da3b18f2a778aa

              SHA256

              9ac5d7206d42583c48e955e8cccb94bd292bea2b174e3098c635575a284f8df5

              SHA512

              89a7c0a4e54b6692f14bdf44c64c7e465a96d5a2cc50a5939498dc2a35508f3ef5cf23725c54760bf41770a1751f1b1a6d42402e4e4f87fd2af1af9de55fd406

              Download Submit

            • memory/216-147-0x0000000005100000-0x00000000054E9000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/216-153-0x0000000000400000-0x0000000002F6A000-memory.dmp

              Filesize

              43.4MB

              Download

            • memory/216-148-0x0000000000400000-0x0000000002F6A000-memory.dmp

              Filesize

              43.4MB

              Download

            • memory/3956-132-0x0000000004EC3000-0x00000000052AC000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/3956-134-0x0000000000400000-0x0000000002F6A000-memory.dmp

              Filesize

              43.4MB

              Download

            • memory/3956-136-0x0000000000400000-0x0000000002F6A000-memory.dmp

              Filesize

              43.4MB

              Download

            • memory/3956-133-0x00000000052B0000-0x0000000005B27000-memory.dmp

              Filesize

              8.5MB

              Download

            • memory/4476-144-0x0000000000400000-0x0000000002F6A000-memory.dmp

              Filesize

              43.4MB

              Download

            • memory/4476-140-0x0000000000400000-0x0000000002F6A000-memory.dmp

              Filesize

              43.4MB

              Download

            • memory/4476-139-0x0000000004CDA000-0x00000000050C3000-memory.dmp

              Filesize

              3.9MB

              Download