Analysis

  • max time kernel
    143s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/06/2024, 10:45

General

  • Target
    VirusShare_1fe6fdfb7796bf1ec5bdf80f86fa9dc5.exe
  • Size 388KB
  • Sample240610-mtmqyagg48
  • SHA256 a878058e1c857a46a565cd950a6e26c2b6d30fca17ef97efb7488625c326aaba
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Path
  • C:\Program Files\7-Zip\Lang\Recovery+jukwp.txt

  • teslacrypt

Ransom Note
  • NOT YOUR LANGUAGE? USE https://translate.google.com What happened to your files ? All of your files were protected by a strong encryption with RSA-4096. More information about the encryption keys using RSA-4096 can be found here: http://en.wikipedia.org/wiki/RSA_(cryptosystem) How did this happen ? !!! Specially for your PC was generated personal RSA-4096 KEY, both public and private. !!! ALL YOUR FILES were encrypted with the public key, which has been transferred to your computer via the Internet. !!! Decrypting of your files is only possible with the help of the private key and decrypt program , which is on our Secret Server What do I do ? So, there are two ways you can choose: wait for a miracle and get your price doubled, or start obtaining BITCOIN NOW! , and restore your data easy way. If You have really valuable data, you better not waste your time, because there is no other way to get your files, except make a payment. For more specific instructions, please visit your personal home page, there are a few different addresses pointing to your page below: 1. http://tt54rfdjhb34rfbnknaerg.milerteddy.com/76C373CAFA1A49BA 2. http://kkd47eh4hdjshb5t.angortra.at/76C373CAFA1A49BA 3. http://ytrest84y5i456hghadefdsd.pontogrot.com/76C373CAFA1A49BA If for some reasons the addresses are not available, follow these steps: 1. Download and install tor-browser: http://www.torproject.org/projects/torbrowser.html.en 2. After a successful installation, run the browser 3. Type in the address bar: xlowfznrg4wf7dli.onion/76C373CAFA1A49BA 4. Follow the instructions on the site. ---------------- IMPORTANT INFORMATION------------------------ *-*-* Your personal pages: http://tt54rfdjhb34rfbnknaerg.milerteddy.com/76C373CAFA1A49BA http://kkd47eh4hdjshb5t.angortra.at/76C373CAFA1A49BA http://ytrest84y5i456hghadefdsd.pontogrot.com/76C373CAFA1A49BA *-*-* Your personal page Tor-Browser: xlowfznrg4wf7dli.ONION/76C373CAFA1A49BA
URLs
  • http://tt54rfdjhb34rfbnknaerg.milerteddy.com/76C373CAFA1A49BA

  • http://kkd47eh4hdjshb5t.angortra.at/76C373CAFA1A49BA

  • http://ytrest84y5i456hghadefdsd.pontogrot.com/76C373CAFA1A49BA

  • http://xlowfznrg4wf7dli.ONION/76C373CAFA1A49BA

Signatures

  • TeslaCrypt, AlphaCrypt

    Ransomware based on CryptoLocker. Shut down by the developers in 2016.

  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Renames multiple (863) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 6 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare_1fe6fdfb7796bf1ec5bdf80f86fa9dc5.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare_1fe6fdfb7796bf1ec5bdf80f86fa9dc5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Users\Admin\AppData\Local\Temp\VirusShare_1fe6fdfb7796bf1ec5bdf80f86fa9dc5.exe
      "C:\Users\Admin\AppData\Local\Temp\VirusShare_1fe6fdfb7796bf1ec5bdf80f86fa9dc5.exe"
      2⤵
      • Checks computer location settings
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\waqhlibjyktd.exe
        C:\Windows\waqhlibjyktd.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:3248
        • C:\Windows\waqhlibjyktd.exe
          C:\Windows\waqhlibjyktd.exe
          4⤵
          • Checks computer location settings
          • Drops startup file
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in Program Files directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:4716
          • C:\Windows\System32\wbem\WMIC.exe
            "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /noin teractive
            5⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:912
          • C:\Windows\SysWOW64\NOTEPAD.EXE
            "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\RECOVERY.TXT
            5⤵
            • Opens file in notepad (likely ransom note)
            PID:3628
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\Desktop\RECOVERY.HTM
            5⤵
            • Enumerates system info in registry
            • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of WriteProcessMemory
            PID:3000
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x108,0x10c,0x110,0xd8,0x114,0x7ffea8db46f8,0x7ffea8db4708,0x7ffea8db4718
              6⤵
                PID:4692
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1992 /prefetch:2
                6⤵
                  PID:1152
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2344 /prefetch:3
                  6⤵
                    PID:3056
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2848 /prefetch:8
                    6⤵
                      PID:4668
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3256 /prefetch:1
                      6⤵
                        PID:872
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3268 /prefetch:1
                        6⤵
                          PID:3732
                        • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5184 /prefetch:8
                          6⤵
                            PID:4916
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5184 /prefetch:8
                            6⤵
                              PID:2256
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5264 /prefetch:1
                              6⤵
                                PID:2856
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5180 /prefetch:1
                                6⤵
                                  PID:1576
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3288 /prefetch:1
                                  6⤵
                                    PID:1764
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1976,14265670620808726717,1984320630424459806,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3252 /prefetch:1
                                    6⤵
                                      PID:1760
                                  • C:\Windows\System32\wbem\WMIC.exe
                                    "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /noin teractive
                                    5⤵
                                    • Suspicious use of AdjustPrivilegeToken
                                    PID:2084
                                  • C:\Windows\SysWOW64\cmd.exe
                                    "C:\Windows\system32\cmd.exe" /c DEL C:\Windows\WAQHLI~1.EXE
                                    5⤵
                                      PID:1356
                                • C:\Windows\SysWOW64\cmd.exe
                                  "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\VIRUSS~1.EXE
                                  3⤵
                                    PID:4968
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:4432
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:3500

                                  Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        Recovery+jukwp.html

                                        • Path C:\Program Files\7-Zip\Lang\Recovery+jukwp.html
                                        • Size 9KB
                                        • SHA256 6c6530d1b005a72412109d1e10a8b0fffa12c2bd0d748700cd42be9327f27503
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Recovery+jukwp.png

                                        • Path C:\Program Files\7-Zip\Lang\Recovery+jukwp.png
                                        • Size 63KB
                                        • SHA256 cdffb96609d34ed0e69f84fb7da5bcac70d58100b1f227cdd7cd525615952586
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Recovery+jukwp.txt

                                        • Path C:\Program Files\7-Zip\Lang\Recovery+jukwp.txt
                                        • Size 1KB
                                        • SHA256 9480af36af9bacfe1dd37c0b9af021bb0445f71a4c7002dfd0fc62ff8ce9dd7f
                                        • MD5 SHA1 SHA512

                                        THIRDPARTYLICENSEREADME-JAVAFX.txt

                                        • Path C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME-JAVAFX.txt
                                        • Size 560B
                                        • SHA256 6e0cc646fcded2fa63dac7ead399a1671c539e1fa58c2121e8dd6b67f22bd857
                                        • MD5 SHA1 SHA512

                                        THIRDPARTYLICENSEREADME.txt

                                        • Path C:\Program Files\Java\jre-1.8\THIRDPARTYLICENSEREADME.txt
                                        • Size 560B
                                        • SHA256 71d5434b431edebd36a2041162275eff5baf1843e66c5f7cf45841adc1bd934b
                                        • MD5 SHA1 SHA512

                                        ClientSub2019_eula.txt

                                        • Path C:\Program Files\Microsoft Office\root\Office16\1033\ClientSub2019_eula.txt
                                        • Size 416B
                                        • SHA256 730ad1cfbc5550c374f057fb0bcadb7bb96de0fd28387886f62db0591df48140
                                        • MD5 SHA1 SHA512

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 a7abb51435909fa2d75c6f2ff5c69a93d4a0ab276ed579e7d8733b2a63ffbee6
                                        • MD5 SHA1 SHA512

                                        settings.dat

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                        • Size 152B
                                        • SHA256 704dd4f98d8ca34ec421f23ba1891b178c23c14b3301e4655efc5c02d356c2bc
                                        • MD5 SHA1 SHA512

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 5KB
                                        • SHA256 d379e7c0fc33734d3f899ff190fb93276bdb719b54a4f299b438051eda72e58e
                                        • MD5 SHA1 SHA512 SSDEEP

                                        Preferences

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                        • Size 6KB
                                        • SHA256 113032cfc2407ed51f27beb477b5d5423674739a6a1149a36df99a05df17bf22
                                        • MD5 SHA1 SHA512 SSDEEP

                                        CURRENT

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                        • Size 16B
                                        • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                                        • MD5 SHA1 SHA512

                                        Local State

                                        • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                        • Size 10KB
                                        • SHA256 e6d98f625dd072be9c75a59c18fa5f64cc80c3101408c71f2b5b49da5fab9df0
                                        • MD5 SHA1 SHA512 SSDEEP

                                        AppCache133586088054759135.txt

                                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133586088054759135.txt
                                        • Size 47KB
                                        • SHA256 a3c86274d63a3866ea7e02e09d3d81c6b2423dd5c1ae234a9dde6f83eed8688b
                                        • MD5 SHA1 SHA512 SSDEEP

                                        AppCache133586128869217645.txt

                                        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133586128869217645.txt
                                        • Size 75KB
                                        • SHA256 46adefc25d7eece8ba0bf16846733af544b2d3ed3ed572af7789fceab0078295
                                        • MD5 SHA1 SHA512 SSDEEP

                                        waqhlibjyktd.exe

                                        • Path C:\Windows\waqhlibjyktd.exe
                                        • Size 388KB
                                        • SHA256 a878058e1c857a46a565cd950a6e26c2b6d30fca17ef97efb7488625c326aaba
                                        • MD5 SHA1 SHA512 SSDEEP

                                        memory/2032-13-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/2032-6-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/2032-5-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/2032-3-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/2032-2-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/3248-12-0x0000000000400000-0x000000000085C000-memory.dmp

                                        memory/4716-18-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-2861-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-5426-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-447-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-24-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-8921-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-10372-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-10373-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-10381-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-10383-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-23-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-20-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-17-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-19-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4716-10424-0x0000000000400000-0x0000000000486000-memory.dmp

                                        memory/4720-0-0x0000000000EA0000-0x0000000000EA3000-memory.dmp

                                        memory/4720-4-0x0000000000EA0000-0x0000000000EA3000-memory.dmp

                                        memory/4720-1-0x0000000000EA0000-0x0000000000EA3000-memory.dmp