Overview

overview

10

Static

static

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    180s
  • max time network
    184s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/12/2022, 20:08

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General

  • Target

    8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892.exe

  • Size

    4.0MB

  • MD5

    9c6850bce5c44b47beeaca7b131c1853

  • SHA1

    63b62e0fe85500e00120203f09d711f690a47971

  • SHA256

    8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892

  • SHA512

    c8721702d13337e9b6fa74b685c01662490f0b1be534959916f2061b4c80ec3c466c85d5f3390b4d0b5b5172407848e93a9e61851a4e9472c6707c169fe4055c

  • SSDEEP

    98304:awGlMR5hvbk8Uazmyxd/blWucr6XL2tq9qfK3AxonoBZOCfANtCR:awxhDvUazmyrMuZqq9qy3AWnOPuti

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\8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892.exe
    "C:\Users\Admin\AppData\Local\Temp\8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892.exe
      "C:\Users\Admin\AppData\Local\Temp\8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892.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:4772
      • 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:3980
        • 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:1708
      • 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:2304
        • 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:3220
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:1212
          • 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:4848
          • 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:1632
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4772 -s 816
          3⤵
          • Program crash
          PID:4112
    • 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:3672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4772 -ip 4772
      1⤵
        PID:2636

      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

              9c6850bce5c44b47beeaca7b131c1853

              SHA1

              63b62e0fe85500e00120203f09d711f690a47971

              SHA256

              8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892

              SHA512

              c8721702d13337e9b6fa74b685c01662490f0b1be534959916f2061b4c80ec3c466c85d5f3390b4d0b5b5172407848e93a9e61851a4e9472c6707c169fe4055c

              Download Submit

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

              4.0MB

              MD5

              9c6850bce5c44b47beeaca7b131c1853

              SHA1

              63b62e0fe85500e00120203f09d711f690a47971

              SHA256

              8414332a8e9e63811d1b7e8c8795a2be95141ebe5481d23eff296882043e9892

              SHA512

              c8721702d13337e9b6fa74b685c01662490f0b1be534959916f2061b4c80ec3c466c85d5f3390b4d0b5b5172407848e93a9e61851a4e9472c6707c169fe4055c

              Download Submit

            • memory/2304-149-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/2304-145-0x0000000002E00000-0x00000000031E9000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/2304-146-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/2460-132-0x0000000002B4E000-0x0000000002F37000-memory.dmp

              Filesize

              3.9MB

              Download

            • memory/2460-136-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/2460-134-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/2460-133-0x0000000002F40000-0x00000000037B7000-memory.dmp

              Filesize

              8.5MB

              Download

            • memory/4772-144-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/4772-140-0x0000000000400000-0x0000000000C91000-memory.dmp

              Filesize

              8.6MB

              Download

            • memory/4772-139-0x0000000002ADE000-0x0000000002EC7000-memory.dmp

              Filesize

              3.9MB

              Download