Analysis

  • max time kernel
    238s
  • max time network
    100s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    23-09-2021 03:35

General

  • Target

    078fc91a424af8bd2c7ba72ed1e1c9087e934d1f43dd1af73ba046b1f7aa3a82.exe.dll

  • Size

    38KB

  • MD5

    430d9d3ac7255158ee1fe64450fcb205

  • SHA1

    3716cf72910d6576e55db3286a19586a2f919de7

  • SHA256

    078fc91a424af8bd2c7ba72ed1e1c9087e934d1f43dd1af73ba046b1f7aa3a82

  • SHA512

    84eda5e4a1b1b6c5633915e9de29aaa70827f33e74b83317e2310bf5a13a79e1170f80736a14147587fd109e5e465b0739b9823af15b4ea3903b38a4c7764350

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://782cfe3862607e40ejmaczdsbx.auybyleuz2avqvmddfc7qevow5qg5naejwsiqesxa2rvqq6w6quyzvid.onion/jmaczdsbx Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://782cfe3862607e40ejmaczdsbx.runpoor.space/jmaczdsbx http://782cfe3862607e40ejmaczdsbx.dealhis.xyz/jmaczdsbx http://782cfe3862607e40ejmaczdsbx.bugtill.top/jmaczdsbx http://782cfe3862607e40ejmaczdsbx.soldmet.site/jmaczdsbx Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://782cfe3862607e40ejmaczdsbx.auybyleuz2avqvmddfc7qevow5qg5naejwsiqesxa2rvqq6w6quyzvid.onion/jmaczdsbx

http://782cfe3862607e40ejmaczdsbx.runpoor.space/jmaczdsbx

http://782cfe3862607e40ejmaczdsbx.dealhis.xyz/jmaczdsbx

http://782cfe3862607e40ejmaczdsbx.bugtill.top/jmaczdsbx

http://782cfe3862607e40ejmaczdsbx.soldmet.site/jmaczdsbx

Signatures

  • Magniber Ransomware

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

  • Process spawned unexpected child process 12 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 2 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Windows directory 1 IoCs
  • Interacts with shadow copies 2 TTPs 8 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Modifies registry class 64 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies extensions of user files
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\078fc91a424af8bd2c7ba72ed1e1c9087e934d1f43dd1af73ba046b1f7aa3a82.exe.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1972
      • C:\Windows\system32\wbem\wmic.exe
        C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
        3⤵
          PID:2996
        • C:\Windows\system32\cmd.exe
          cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
          3⤵
            PID:3008
            • C:\Windows\system32\wbem\WMIC.exe
              C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
              4⤵
                PID:3052
          • C:\Windows\explorer.exe
            "C:\Windows\explorer.exe"
            2⤵
              PID:612
            • C:\Windows\notepad.exe
              notepad.exe C:\Users\Public\readme.txt
              2⤵
              • Opens file in notepad (likely ransom note)
              PID:836
            • C:\Windows\system32\cmd.exe
              cmd /c "start http://782cfe3862607e40ejmaczdsbx.runpoor.space/jmaczdsbx^&1^&48115619^&67^&293^&12"
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1472
              • C:\Program Files\Internet Explorer\iexplore.exe
                "C:\Program Files\Internet Explorer\iexplore.exe" http://782cfe3862607e40ejmaczdsbx.runpoor.space/jmaczdsbx&1&48115619&67&293&12
                3⤵
                • Modifies Internet Explorer settings
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:848
                • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:848 CREDAT:275457 /prefetch:2
                  4⤵
                  • Modifies Internet Explorer settings
                  • Suspicious use of SetWindowsHookEx
                  PID:1640
            • C:\Windows\system32\wbem\wmic.exe
              C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
              2⤵
              • Suspicious use of AdjustPrivilegeToken
              PID:1772
            • 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:1640
              • C:\Windows\system32\wbem\WMIC.exe
                C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
                3⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:1916
          • C:\Windows\system32\Dwm.exe
            "C:\Windows\system32\Dwm.exe"
            1⤵
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:1168
            • C:\Windows\system32\wbem\wmic.exe
              C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
              2⤵
                PID:2336
              • 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:2348
                • C:\Windows\system32\wbem\WMIC.exe
                  C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
                  3⤵
                    PID:2396
              • C:\Windows\system32\taskhost.exe
                "taskhost.exe"
                1⤵
                • Modifies registry class
                • Suspicious use of WriteProcessMemory
                PID:1116
                • C:\Windows\system32\wbem\wmic.exe
                  C:\Windows\system32\wbem\wmic process call create "vssadmin.exe Delete Shadows /all /quiet"
                  2⤵
                    PID:2672
                  • 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:2684
                    • C:\Windows\system32\wbem\WMIC.exe
                      C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
                      3⤵
                        PID:2732
                  • C:\Windows\system32\cmd.exe
                    cmd /c CompMgmtLauncher.exe
                    1⤵
                    • Process spawned unexpected child process
                    • Suspicious use of WriteProcessMemory
                    PID:372
                    • C:\Windows\system32\CompMgmtLauncher.exe
                      CompMgmtLauncher.exe
                      2⤵
                      • Suspicious use of WriteProcessMemory
                      PID:1744
                      • C:\Windows\system32\wbem\wmic.exe
                        "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                        3⤵
                          PID:1132
                    • C:\Windows\system32\vssadmin.exe
                      vssadmin.exe Delete Shadows /all /quiet
                      1⤵
                      • Process spawned unexpected child process
                      • Interacts with shadow copies
                      PID:1320
                    • C:\Windows\system32\vssvc.exe
                      C:\Windows\system32\vssvc.exe
                      1⤵
                        PID:1952
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2084
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2444
                      • C:\Windows\system32\cmd.exe
                        cmd /c CompMgmtLauncher.exe
                        1⤵
                        • Process spawned unexpected child process
                        • Suspicious use of WriteProcessMemory
                        PID:2480
                        • C:\Windows\system32\CompMgmtLauncher.exe
                          CompMgmtLauncher.exe
                          2⤵
                          • Suspicious use of WriteProcessMemory
                          PID:2520
                          • 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\vssadmin.exe
                          vssadmin.exe Delete Shadows /all /quiet
                          1⤵
                          • Process spawned unexpected child process
                          • Interacts with shadow copies
                          PID:2624
                        • C:\Windows\system32\vssadmin.exe
                          vssadmin.exe Delete Shadows /all /quiet
                          1⤵
                          • Process spawned unexpected child process
                          • Interacts with shadow copies
                          PID:2780
                        • C:\Windows\system32\cmd.exe
                          cmd /c CompMgmtLauncher.exe
                          1⤵
                          • Process spawned unexpected child process
                          • Suspicious use of WriteProcessMemory
                          PID:2808
                          • C:\Windows\system32\CompMgmtLauncher.exe
                            CompMgmtLauncher.exe
                            2⤵
                            • Suspicious use of WriteProcessMemory
                            PID:2856
                            • C:\Windows\system32\wbem\wmic.exe
                              "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                              3⤵
                                PID:2896
                          • C:\Windows\system32\vssadmin.exe
                            vssadmin.exe Delete Shadows /all /quiet
                            1⤵
                            • Process spawned unexpected child process
                            • Interacts with shadow copies
                            PID:2948
                          • C:\Windows\system32\cmd.exe
                            cmd /c CompMgmtLauncher.exe
                            1⤵
                            • Process spawned unexpected child process
                            PID:1744
                            • C:\Windows\system32\CompMgmtLauncher.exe
                              CompMgmtLauncher.exe
                              2⤵
                                PID:2052
                                • C:\Windows\system32\wbem\wmic.exe
                                  "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                                  3⤵
                                    PID:2184
                              • C:\Windows\system32\vssadmin.exe
                                vssadmin.exe Delete Shadows /all /quiet
                                1⤵
                                • Process spawned unexpected child process
                                • Interacts with shadow copies
                                PID:372
                              • C:\Windows\system32\vssadmin.exe
                                vssadmin.exe Delete Shadows /all /quiet
                                1⤵
                                • Process spawned unexpected child process
                                • Interacts with shadow copies
                                PID:752

                              Network

                              MITRE ATT&CK Enterprise v6

                              Replay Monitor

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                              Downloads

                              • C:\Users\Public\readme.txt

                                MD5

                                92c22f6da1baf0ba2304f2a73c0c465c

                                SHA1

                                d0a82d11e86fe4a6d673bb5d0f5e4e2e9f821fa8

                                SHA256

                                b5c6943f63f5f092a05bc0f8bd80d9956393eaebfc3f880a20f8811af8d191df

                                SHA512

                                786b65f5ebc7fd4af69052f0fd106a3e846f2536400f336e946050f3161057ccbeb6d730c9ad2c511030b4b197279aab061b36d5c2437f4754f652e25b57888c

                              • memory/612-74-0x0000000000000000-mapping.dmp

                              • memory/612-75-0x000007FEFC381000-0x000007FEFC383000-memory.dmp

                                Filesize

                                8KB

                              • memory/836-78-0x0000000000000000-mapping.dmp

                              • memory/848-86-0x0000000000000000-mapping.dmp

                              • memory/1116-71-0x0000000001BC0000-0x0000000001BC5000-memory.dmp

                                Filesize

                                20KB

                              • memory/1132-90-0x0000000000000000-mapping.dmp

                              • memory/1212-77-0x000007FF23FC0000-0x000007FF23FCA000-memory.dmp

                                Filesize

                                40KB

                              • memory/1212-76-0x000007FEF5BA0000-0x000007FEF5CE3000-memory.dmp

                                Filesize

                                1.3MB

                              • memory/1212-73-0x0000000002B60000-0x0000000002B70000-memory.dmp

                                Filesize

                                64KB

                              • memory/1472-81-0x0000000000000000-mapping.dmp

                              • memory/1640-83-0x0000000000000000-mapping.dmp

                              • memory/1640-89-0x0000000000000000-mapping.dmp

                              • memory/1744-87-0x0000000000000000-mapping.dmp

                              • memory/1772-82-0x0000000000000000-mapping.dmp

                              • memory/1916-85-0x0000000000000000-mapping.dmp

                              • memory/1972-60-0x0000000000290000-0x0000000000291000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-69-0x0000000001B80000-0x0000000001B81000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-59-0x0000000001DD0000-0x0000000002368000-memory.dmp

                                Filesize

                                5.6MB

                              • memory/1972-63-0x00000000002C0000-0x00000000002C1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-61-0x00000000002A0000-0x00000000002A1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-64-0x00000000002D0000-0x00000000002D1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-65-0x00000000002E0000-0x00000000002E1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-68-0x0000000000340000-0x0000000000341000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-70-0x0000000001B90000-0x0000000001B91000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-108-0x0000000004080000-0x0000000004081000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-67-0x0000000000330000-0x0000000000331000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-66-0x00000000002F0000-0x00000000002F1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-62-0x00000000002B0000-0x00000000002B1000-memory.dmp

                                Filesize

                                4KB

                              • memory/1972-72-0x0000000004060000-0x0000000004061000-memory.dmp

                                Filesize

                                4KB

                              • memory/2052-106-0x0000000000000000-mapping.dmp

                              • memory/2184-109-0x0000000000000000-mapping.dmp

                              • memory/2336-91-0x0000000000000000-mapping.dmp

                              • memory/2348-92-0x0000000000000000-mapping.dmp

                              • memory/2396-93-0x0000000000000000-mapping.dmp

                              • memory/2520-94-0x0000000000000000-mapping.dmp

                              • memory/2572-96-0x0000000000000000-mapping.dmp

                              • memory/2672-97-0x0000000000000000-mapping.dmp

                              • memory/2684-98-0x0000000000000000-mapping.dmp

                              • memory/2732-99-0x0000000000000000-mapping.dmp

                              • memory/2856-100-0x0000000000000000-mapping.dmp

                              • memory/2896-102-0x0000000000000000-mapping.dmp

                              • memory/2996-103-0x0000000000000000-mapping.dmp

                              • memory/3008-104-0x0000000000000000-mapping.dmp

                              • memory/3052-105-0x0000000000000000-mapping.dmp