Resubmissions

23-08-2021 16:26

210823-tx5an7s74s 10

18-08-2021 20:35

210818-2gkvb49v8e 10

22-07-2021 19:24

210722-68c2armfnx 10

Analysis

  • max time kernel
    101s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    18-08-2021 20:35

General

  • Target

    magnibar_f2ab74ce11c4462db427db65ff5755db4d5267d373172384a241017150e14675.exe

  • Size

    21KB

  • MD5

    4160c35d3c600712b528e8072de1bc58

  • SHA1

    12c822103678fed7b928f0202eb7e51714ab3b56

  • SHA256

    f2ab74ce11c4462db427db65ff5755db4d5267d373172384a241017150e14675

  • SHA512

    f722f7a5560641b0cbeb73dfb9d495cf2920858acfdcd5806f619256f2810569486be00eee4547b07298ca20c18d478f3f567809a7b2ff9cf81519e057a3a962

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://1e4c82580c14c040c0lqcsthxnw.ndkeblzjnpqgpo5o.onion/lqcsthxnw Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://1e4c82580c14c040c0lqcsthxnw.wonride.site/lqcsthxnw http://1e4c82580c14c040c0lqcsthxnw.lognear.xyz/lqcsthxnw http://1e4c82580c14c040c0lqcsthxnw.lieedge.casa/lqcsthxnw http://1e4c82580c14c040c0lqcsthxnw.bejoin.space/lqcsthxnw Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://1e4c82580c14c040c0lqcsthxnw.ndkeblzjnpqgpo5o.onion/lqcsthxnw

http://1e4c82580c14c040c0lqcsthxnw.wonride.site/lqcsthxnw

http://1e4c82580c14c040c0lqcsthxnw.lognear.xyz/lqcsthxnw

http://1e4c82580c14c040c0lqcsthxnw.lieedge.casa/lqcsthxnw

http://1e4c82580c14c040c0lqcsthxnw.bejoin.space/lqcsthxnw

Signatures

  • Magniber Ransomware

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

  • Process spawned unexpected child process 8 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 3 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 36 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 61 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
    • Modifies extensions of user files
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1132
    • C:\Windows\system32\notepad.exe
      notepad.exe C:\Users\Public\readme.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:1704
    • C:\Windows\system32\cmd.exe
      cmd /c "start http://1e4c82580c14c040c0lqcsthxnw.wonride.site/lqcsthxnw^&1^&40439685^&61^&307^&12"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1164
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" http://1e4c82580c14c040c0lqcsthxnw.wonride.site/lqcsthxnw&1&40439685&61&307&12
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1940
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1940 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1564
    • C:\Windows\system32\cmd.exe
      cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
      2⤵
        PID:568
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          3⤵
            PID:1912
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1240
        • 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:616
          • C:\Windows\system32\wbem\WMIC.exe
            C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
            3⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:668
      • 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:1288
        • C:\Users\Admin\AppData\Local\Temp\magnibar_f2ab74ce11c4462db427db65ff5755db4d5267d373172384a241017150e14675.exe
          "C:\Users\Admin\AppData\Local\Temp\magnibar_f2ab74ce11c4462db427db65ff5755db4d5267d373172384a241017150e14675.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:2028
          • C:\Windows\system32\cmd.exe
            cmd.exe /c "%SystemRoot%\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe""
            3⤵
              PID:956
              • C:\Windows\system32\wbem\WMIC.exe
                C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
                4⤵
                  PID:748
            • 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:2012
              • C:\Windows\system32\wbem\WMIC.exe
                C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
                3⤵
                • Suspicious use of AdjustPrivilegeToken
                PID:536
          • C:\Windows\system32\cmd.exe
            cmd /c CompMgmtLauncher.exe
            1⤵
            • Process spawned unexpected child process
            • Suspicious use of WriteProcessMemory
            PID:1480
            • C:\Windows\system32\CompMgmtLauncher.exe
              CompMgmtLauncher.exe
              2⤵
                PID:2008
                • C:\Windows\system32\wbem\wmic.exe
                  "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                  3⤵
                    PID:1632
              • C:\Windows\system32\cmd.exe
                cmd /c CompMgmtLauncher.exe
                1⤵
                • Process spawned unexpected child process
                • Suspicious use of WriteProcessMemory
                PID:1252
                • C:\Windows\system32\CompMgmtLauncher.exe
                  CompMgmtLauncher.exe
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:896
                  • C:\Windows\system32\wbem\wmic.exe
                    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:568
              • C:\Windows\system32\cmd.exe
                cmd /c CompMgmtLauncher.exe
                1⤵
                • Process spawned unexpected child process
                • Suspicious use of WriteProcessMemory
                PID:920
                • C:\Windows\system32\CompMgmtLauncher.exe
                  CompMgmtLauncher.exe
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:864
                  • C:\Windows\system32\wbem\wmic.exe
                    "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                    3⤵
                      PID:1624
                • C:\Windows\system32\cmd.exe
                  cmd /c CompMgmtLauncher.exe
                  1⤵
                  • Process spawned unexpected child process
                  • Suspicious use of WriteProcessMemory
                  PID:1392
                  • C:\Windows\system32\CompMgmtLauncher.exe
                    CompMgmtLauncher.exe
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1080
                    • C:\Windows\system32\wbem\wmic.exe
                      "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                      3⤵
                        PID:748
                  • C:\Windows\system32\vssadmin.exe
                    vssadmin.exe Delete Shadows /all /quiet
                    1⤵
                    • Process spawned unexpected child process
                    • Interacts with shadow copies
                    PID:572
                  • C:\Windows\system32\vssadmin.exe
                    vssadmin.exe Delete Shadows /all /quiet
                    1⤵
                    • Process spawned unexpected child process
                    • Interacts with shadow copies
                    • Suspicious use of WriteProcessMemory
                    PID:2008
                  • C:\Windows\system32\vssadmin.exe
                    vssadmin.exe Delete Shadows /all /quiet
                    1⤵
                    • Process spawned unexpected child process
                    • Interacts with shadow copies
                    PID:1796
                  • C:\Windows\system32\vssadmin.exe
                    vssadmin.exe Delete Shadows /all /quiet
                    1⤵
                    • Process spawned unexpected child process
                    • Interacts with shadow copies
                    PID:1032
                  • C:\Windows\system32\conhost.exe
                    \??\C:\Windows\system32\conhost.exe "-66000939-353657841131837072516511139381016668511-685266239-53052034060588091"
                    1⤵
                    • Suspicious use of WriteProcessMemory
                    PID:956
                  • C:\Windows\system32\vssvc.exe
                    C:\Windows\system32\vssvc.exe
                    1⤵
                      PID:1420
                    • C:\Windows\System32\svchost.exe
                      C:\Windows\System32\svchost.exe -k swprv
                      1⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1912

                    Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • memory/1132-72-0x0000000000210000-0x0000000000214000-memory.dmp

                      Filesize

                      16KB

                    • memory/1564-102-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

                      Filesize

                      8KB

                    • memory/1564-114-0x0000000000C40000-0x0000000000C42000-memory.dmp

                      Filesize

                      8KB

                    • memory/1704-74-0x000007FEFB741000-0x000007FEFB743000-memory.dmp

                      Filesize

                      8KB

                    • memory/2028-66-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-62-0x00000000000F0000-0x00000000000F1000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-63-0x0000000000100000-0x0000000000101000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-64-0x0000000000110000-0x0000000000111000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-65-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-60-0x0000000000020000-0x0000000000025000-memory.dmp

                      Filesize

                      20KB

                    • memory/2028-109-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-67-0x0000000001CD0000-0x0000000001CD1000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-68-0x0000000001D00000-0x0000000001D01000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-69-0x0000000001D10000-0x0000000001D11000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-70-0x0000000001D20000-0x0000000001D21000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-71-0x0000000001D30000-0x0000000001D31000-memory.dmp

                      Filesize

                      4KB

                    • memory/2028-61-0x00000000000E0000-0x00000000000E1000-memory.dmp

                      Filesize

                      4KB