Overview

overview

8

Static

static

9e4e26f390...ff.exe

windows7-x64

6

9e4e26f390...ff.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    166s
  • max time network
    178s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2022, 17:57

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General

  • Target

    9e4e26f3907b0a09bbb7f8b3d9f0c393e5ebb95bf96faa58bf33d5cb3689a6ff.exe

  • Size

    820KB

  • MD5

    6cd199ddd4e9e73451731101f49184e4

  • SHA1

    c8cd3201f1583336aa69bdcd2788ac09259e263d

  • SHA256

    9e4e26f3907b0a09bbb7f8b3d9f0c393e5ebb95bf96faa58bf33d5cb3689a6ff

  • SHA512

    db7f5636d1e36eba415ee4c81d29c85fe38f552ee536d83f36e9720b0ef2b975cfc3c34714057a8d1647c34e0161492be849cfbb901e70eafd02d45c2efe0632

  • SSDEEP

    12288:qZxGM3N3JcgW0edVbVOLW9wjwiLI52Ugm+1GxBMyyuTFMP8Pfai4/+SqCc8P9Etw:OwOPidV0VUjTkGwyyi2P8d4WE9EtF14

Score
8/10
bootkitpersistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
    persistence
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 12 IoCs
  • Checks SCSI registry key(s) 3 TTPs 40 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
    adwarespyware
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies registry class 30 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 26 IoCs
  • Suspicious use of FindShellTrayWindow 46 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e4e26f3907b0a09bbb7f8b3d9f0c393e5ebb95bf96faa58bf33d5cb3689a6ff.exe
    "C:\Users\Admin\AppData\Local\Temp\9e4e26f3907b0a09bbb7f8b3d9f0c393e5ebb95bf96faa58bf33d5cb3689a6ff.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:4764
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 756
      2⤵
      • Program crash
      PID:4772
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 756
      2⤵
      • Program crash
      PID:2040
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 780
      2⤵
      • Program crash
      PID:1092
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1244
      2⤵
      • Program crash
      PID:1528
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1280
      2⤵
      • Program crash
      PID:4104
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1256
      2⤵
      • Program crash
      PID:1608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1420
      2⤵
      • Program crash
      PID:2180
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1460
      2⤵
      • Program crash
      PID:2272
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1424
      2⤵
      • Program crash
      PID:3708
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1512
      2⤵
      • Program crash
      PID:3436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 1412
      2⤵
      • Program crash
      PID:2528
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4764 -ip 4764
    1⤵
      PID:3304
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4764 -ip 4764
      1⤵
        PID:4168
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4764 -ip 4764
        1⤵
          PID:1692
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4764 -ip 4764
          1⤵
            PID:2700
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4764 -ip 4764
            1⤵
              PID:1240
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 4764 -ip 4764
              1⤵
                PID:1948
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 4764 -ip 4764
                1⤵
                  PID:228
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 624 -p 4764 -ip 4764
                  1⤵
                    PID:1364
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 4764 -ip 4764
                    1⤵
                      PID:3472
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 644 -p 4764 -ip 4764
                      1⤵
                        PID:2580
                      • C:\Windows\system32\sihost.exe
                        sihost.exe
                        1⤵
                        • Suspicious use of FindShellTrayWindow
                        • Suspicious use of WriteProcessMemory
                        PID:4532
                        • C:\Windows\explorer.exe
                          explorer.exe /LOADSAVEDWINDOWS
                          2⤵
                          • Modifies Installed Components in the registry
                          • Modifies registry class
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of FindShellTrayWindow
                          • Suspicious use of SendNotifyMessage
                          PID:4148
                          • C:\Windows\system32\WerFault.exe
                            C:\Windows\system32\WerFault.exe -u -p 4148 -s 2572
                            3⤵
                            • Program crash
                            PID:1020
                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                        1⤵
                        • Modifies data under HKEY_USERS
                        • Suspicious use of SetWindowsHookEx
                        PID:4872
                      • C:\Windows\system32\sihost.exe
                        sihost.exe
                        1⤵
                        • Suspicious use of WriteProcessMemory
                        PID:4912
                        • C:\Windows\explorer.exe
                          explorer.exe /LOADSAVEDWINDOWS
                          2⤵
                          • Modifies registry class
                          PID:4864
                      • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                        "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                        1⤵
                        • Checks processor information in registry
                        • Enumerates system info in registry
                        • Modifies data under HKEY_USERS
                        • Suspicious use of SetWindowsHookEx
                        PID:1112
                      • C:\Windows\system32\WerFault.exe
                        C:\Windows\system32\WerFault.exe -pss -s 664 -p 4148 -ip 4148
                        1⤵
                          PID:4756
                        • C:\Windows\system32\sihost.exe
                          sihost.exe
                          1⤵
                          • Suspicious use of FindShellTrayWindow
                          • Suspicious use of WriteProcessMemory
                          PID:4492
                          • C:\Windows\explorer.exe
                            explorer.exe /LOADSAVEDWINDOWS
                            2⤵
                            • Modifies registry class
                            PID:4904
                        • C:\Windows\explorer.exe
                          C:\Windows\explorer.exe /factory,{682159d9-c321-47ca-b3f1-30e36b2ec8b9} -Embedding
                          1⤵
                          • Enumerates connected drives
                          • Modifies Internet Explorer settings
                          • Modifies registry class
                          • Suspicious behavior: AddClipboardFormatListener
                          • Suspicious behavior: GetForegroundWindowSpam
                          • Suspicious use of SetWindowsHookEx
                          PID:4728
                        • C:\Windows\explorer.exe
                          explorer.exe
                          1⤵
                          • Modifies Installed Components in the registry
                          • Enumerates connected drives
                          • Checks SCSI registry key(s)
                          • Modifies registry class
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious use of FindShellTrayWindow
                          • Suspicious use of SendNotifyMessage
                          PID:4740
                        • C:\Windows\System32\rundll32.exe
                          C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {9BA05972-F6A8-11CF-A442-00A0C90A8F39} -Embedding
                          1⤵
                            PID:4800
                          • C:\Windows\system32\sihost.exe
                            sihost.exe
                            1⤵
                            • Suspicious use of FindShellTrayWindow
                            PID:3748
                          • C:\Windows\system32\sihost.exe
                            sihost.exe
                            1⤵
                            • Suspicious use of FindShellTrayWindow
                            PID:5116
                          • C:\Windows\system32\sihost.exe
                            sihost.exe
                            1⤵
                            • Suspicious use of FindShellTrayWindow
                            PID:4020
                          • C:\Windows\System32\rundll32.exe
                            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {3eef301f-b596-4c0b-bd92-013beafce793} -Embedding
                            1⤵
                              PID:3624
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 616 -p 4764 -ip 4764
                              1⤵
                                PID:3848

                              Network

                              MITRE ATT&CK Enterprise v6

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                              Downloads

                              • memory/4764-132-0x0000000000400000-0x0000000000A0A000-memory.dmp

                                Filesize

                                6.0MB

                                Download

                              • memory/4764-134-0x0000000000400000-0x0000000000A0A000-memory.dmp

                                Filesize

                                6.0MB

                                Download

                              • memory/4764-135-0x0000000000400000-0x0000000000A0A000-memory.dmp

                                Filesize

                                6.0MB

                                Download