Resubmissions
13-11-2024 01:28
241113-bvnh3stkfz 813-11-2024 01:26
241113-bthw7svarq 1012-11-2024 21:01
241112-zvah8avjej 1012-11-2024 20:33
241112-zb5v1stnhp 5Analysis
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max time kernel
146s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12-11-2024 21:01
Static task
static1
Behavioral task
behavioral1
Sample
200730-48mxz512fa_pw_infected.zip
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
200730-48mxz512fa_pw_infected.zip
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
mkp.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
mkp.exe
Resource
win10v2004-20241007-en
General
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Target
mkp.exe
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Size
1.2MB
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MD5
2055bbde7b5a1afd6ea79974d1435a98
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SHA1
e249c4f1d0910cb4660a3d41593692a02796472f
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SHA256
e51abdb2023b560244802f7d9687944dc0dff3042c28d7bc7a2b517df6e24942
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SHA512
f21f963ea6f3c394f61780825a0971f432450a7ca94353db0ba5915a0e190f0d65025c40756597b0170a3c23fb160e27011ce4a098afe2a518efc47a06874d55
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SSDEEP
24576:AQkBF2DuFBsfrCbHdtvIwTGp+olFTPPxQoZeKVbygpgPh3aFMI9R2uacQs:AQIBsfrCHdtvdTCTO2pdygpiAJads
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\scoped_dir2628_520876621\readme-warning.txt
makop
Signatures
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Makop
Ransomware family discovered by @VK_Intel in early 2020.
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Makop family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (8333) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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pid Process 2896 wbadmin.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\mkp.exe\"" mkp.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\F: mkp.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 4 iplogger.org 5 iplogger.org -
Suspicious use of NtSetInformationThreadHideFromDebugger 20 IoCs
pid Process 2108 mkp.exe 2172 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 2984 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 1904 mkp.exe 2108 mkp.exe 2108 mkp.exe 2108 mkp.exe 2500 mkp.exe 2108 mkp.exe 2108 mkp.exe -
Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\Publisher\Backgrounds\WB00760L.GIF mkp.exe File created C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\FormsStyles\Americana\readme-warning.txt mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\com.jrockit.mc.flightrecorder.controlpanel.ui.ja_5.5.0.165303.jar mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\core\org-openide-filesystems.jar mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\config\Modules\com-sun-tools-visualvm-profiler.xml mkp.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\Cuiaba mkp.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\Monterrey mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\FD00779_.WMF mkp.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Currency.Gadget\ja-JP\js\localizedStrings.js mkp.exe File opened for modification C:\Program Files\DVD Maker\Shared\DissolveAnother.png mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\features\org.eclipse.emf.common_2.10.1.v20140901-1043\license.html mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.win32.nl_ja_4.4.0.v20140623020002.jar mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\FormsHomePage.html mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms3\bg_FormsHomePageSlice.gif mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\visualvm\modules\locale\com-sun-tools-visualvm-sampler_zh_CN.jar mkp.exe File opened for modification C:\Program Files\Java\jre7\lib\deploy\messages_fr.properties mkp.exe File created C:\Program Files\VideoLAN\VLC\locale\mk\LC_MESSAGES\readme-warning.txt mkp.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\CPU.Gadget\ja-JP\css\cpu.css mkp.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\MediaCenter.Gadget\images\button_MCELogo_mousedown.png mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0152600.WMF mkp.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\RSSFeeds.Gadget\fr-FR\RSSFeeds.html mkp.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Sports\PreviousMenuButtonIcon.png mkp.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\css\dark\readme-warning.txt mkp.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\La_Paz mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\bg_Groove.gif mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0382952.JPG mkp.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\10.png mkp.exe File opened for modification C:\Program Files\DVD Maker\Shared\DvdStyles\Full\1047x576black.png mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\update_tracking\org-openide-text.xml mkp.exe File created C:\Program Files\VideoLAN\VLC\locale\hr\LC_MESSAGES\readme-warning.txt mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\DGREPFRM.DPV mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ExecutiveLetter.dotx mkp.exe File opened for modification C:\Program Files (x86)\Windows Sidebar\Gadgets\Weather.Gadget\images\docked_black_moon-waxing-crescent_partly-cloudy.png mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\jre\lib\zi\Asia\Ashgabat mkp.exe File created C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.ui.themes_1.0.1.v20140819-1717\META-INF\readme-warning.txt mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\BabyBlue\BUTTON.GIF mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\WEBHOME.POC mkp.exe File opened for modification C:\Program Files\Windows Sidebar\Gadgets\Calendar.Gadget\en-US\js\calendar.js mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0382925.JPG mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBBA\MSPUB5A.BDR mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\PUBWIZ\AD98.POC mkp.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\Asia\Makassar mkp.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\THEMES14\SONORA\SONORA.ELM mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0105530.WMF mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\MSPUB.OPG mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms\SPACER.GIF mkp.exe File opened for modification C:\Program Files\7-Zip\Lang\pl.txt mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\missioncontrol\plugins\org.eclipse.equinox.p2.directorywatcher.nl_ja_4.4.0.v20140623020002.jar mkp.exe File opened for modification C:\Program Files\Java\jre7\lib\zi\America\Godthab mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\MEDIA\CAGCAT10\J0292152.WMF mkp.exe File opened for modification C:\Program Files\Common Files\System\ado\msado26.tlb mkp.exe File opened for modification C:\Program Files\Common Files\System\msadc\it-IT\msadcor.dll.mui mkp.exe File opened for modification C:\Program Files\ImportExit.wvx mkp.exe File opened for modification C:\Program Files\VideoLAN\VLC\locale\el\LC_MESSAGES\vlc.mo mkp.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\Stationery\Peacock.jpg mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\Access\Part\2 Right.accdt mkp.exe File opened for modification C:\Program Files (x86)\Common Files\SpeechEngines\Microsoft\TTS20\en-US\enu-dsk\M1033DSK.CSD mkp.exe File opened for modification C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\J0153313.WMF mkp.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\ink\zh-TW\tipresx.dll.mui mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-core-execution_zh_CN.jar mkp.exe File opened for modification C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\modules\locale\org-netbeans-modules-javahelp_ja.jar mkp.exe File created C:\Program Files\VideoLAN\VLC\locale\my\LC_MESSAGES\readme-warning.txt mkp.exe File opened for modification C:\Program Files\VideoLAN\VLC\lua\http\index.html mkp.exe File opened for modification C:\Program Files (x86)\Common Files\microsoft shared\GRPHFLT\EPSIMP32.FLT mkp.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mkp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mkp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mkp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mkp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mkp.exe -
Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 2280 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2108 mkp.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeBackupPrivilege 536 vssvc.exe Token: SeRestorePrivilege 536 vssvc.exe Token: SeAuditPrivilege 536 vssvc.exe Token: SeBackupPrivilege 2692 wbengine.exe Token: SeRestorePrivilege 2692 wbengine.exe Token: SeSecurityPrivilege 2692 wbengine.exe Token: SeIncreaseQuotaPrivilege 1532 WMIC.exe Token: SeSecurityPrivilege 1532 WMIC.exe Token: SeTakeOwnershipPrivilege 1532 WMIC.exe Token: SeLoadDriverPrivilege 1532 WMIC.exe Token: SeSystemProfilePrivilege 1532 WMIC.exe Token: SeSystemtimePrivilege 1532 WMIC.exe Token: SeProfSingleProcessPrivilege 1532 WMIC.exe Token: SeIncBasePriorityPrivilege 1532 WMIC.exe Token: SeCreatePagefilePrivilege 1532 WMIC.exe Token: SeBackupPrivilege 1532 WMIC.exe Token: SeRestorePrivilege 1532 WMIC.exe Token: SeShutdownPrivilege 1532 WMIC.exe Token: SeDebugPrivilege 1532 WMIC.exe Token: SeSystemEnvironmentPrivilege 1532 WMIC.exe Token: SeRemoteShutdownPrivilege 1532 WMIC.exe Token: SeUndockPrivilege 1532 WMIC.exe Token: SeManageVolumePrivilege 1532 WMIC.exe Token: 33 1532 WMIC.exe Token: 34 1532 WMIC.exe Token: 35 1532 WMIC.exe Token: SeIncreaseQuotaPrivilege 1532 WMIC.exe Token: SeSecurityPrivilege 1532 WMIC.exe Token: SeTakeOwnershipPrivilege 1532 WMIC.exe Token: SeLoadDriverPrivilege 1532 WMIC.exe Token: SeSystemProfilePrivilege 1532 WMIC.exe Token: SeSystemtimePrivilege 1532 WMIC.exe Token: SeProfSingleProcessPrivilege 1532 WMIC.exe Token: SeIncBasePriorityPrivilege 1532 WMIC.exe Token: SeCreatePagefilePrivilege 1532 WMIC.exe Token: SeBackupPrivilege 1532 WMIC.exe Token: SeRestorePrivilege 1532 WMIC.exe Token: SeShutdownPrivilege 1532 WMIC.exe Token: SeDebugPrivilege 1532 WMIC.exe Token: SeSystemEnvironmentPrivilege 1532 WMIC.exe Token: SeRemoteShutdownPrivilege 1532 WMIC.exe Token: SeUndockPrivilege 1532 WMIC.exe Token: SeManageVolumePrivilege 1532 WMIC.exe Token: 33 1532 WMIC.exe Token: 34 1532 WMIC.exe Token: 35 1532 WMIC.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2108 mkp.exe 2172 mkp.exe 2984 mkp.exe 1904 mkp.exe 2500 mkp.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2108 wrote to memory of 2352 2108 mkp.exe 31 PID 2108 wrote to memory of 2352 2108 mkp.exe 31 PID 2108 wrote to memory of 2352 2108 mkp.exe 31 PID 2108 wrote to memory of 2352 2108 mkp.exe 31 PID 2352 wrote to memory of 2280 2352 cmd.exe 33 PID 2352 wrote to memory of 2280 2352 cmd.exe 33 PID 2352 wrote to memory of 2280 2352 cmd.exe 33 PID 2352 wrote to memory of 2896 2352 cmd.exe 37 PID 2352 wrote to memory of 2896 2352 cmd.exe 37 PID 2352 wrote to memory of 2896 2352 cmd.exe 37 PID 2352 wrote to memory of 1532 2352 cmd.exe 41 PID 2352 wrote to memory of 1532 2352 cmd.exe 41 PID 2352 wrote to memory of 1532 2352 cmd.exe 41 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\mkp.exe"C:\Users\Admin\AppData\Local\Temp\mkp.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Users\Admin\AppData\Local\Temp\mkp.exe"C:\Users\Admin\AppData\Local\Temp\mkp.exe" n21082⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2172
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
PID:2280
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
PID:2896
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1532
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C:\Users\Admin\AppData\Local\Temp\mkp.exe"C:\Users\Admin\AppData\Local\Temp\mkp.exe" n21082⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2984
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C:\Users\Admin\AppData\Local\Temp\mkp.exe"C:\Users\Admin\AppData\Local\Temp\mkp.exe" n21082⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1904
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C:\Users\Admin\AppData\Local\Temp\mkp.exe"C:\Users\Admin\AppData\Local\Temp\mkp.exe" n21082⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2500
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:536
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2692
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:2292
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵PID:1332
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
1Indicator Removal
3File Deletion
3Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5696f53e0fbec0e1dc31b51175774ba50
SHA1d468ef503187decb362554a912195f3e2870d823
SHA256226d66a6f7c984ae429fa3cd8f8ce3eb873d3f0178bfc771b60af4a254f914f5
SHA51290d1fb3412870d544f3a89a9b4a8fc2c79acfbb2fdb8bd7e1fe7cf54db04ff29954b37db8c5ae58b2b87865c316c0890ca1750d13e9257c92b4a8d1576fc475f