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Analysis
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max time kernel
133s -
max time network
135s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
11/11/2020, 11:11
Static task
static1
Behavioral task
behavioral1
Sample
1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe
Resource
win10v20201028
General
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Target
1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe
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Size
270KB
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MD5
fe3e59ba0fd4cfa9438a2d95a629d4a5
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SHA1
928ed756321f9fedb5c013f0d9a64ffc234fa620
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SHA256
1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4
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SHA512
f1bfa9d4a793ce3d73ed44206442dab598f9ebdf4a9a3d9f993ef37f4b824be2d0a7430507a061be525e5b525e1656871b0562088a5fa8ab25961d48c63e6c9d
Malware Config
Extracted
C:\Users\Admin\Music\# DECRYPT MY FILES #.txt
cerber
http://bqyjebfh25oellur.onion.to/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion.cab/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion.nu/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion.link/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.tor2web.org/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion/FECA-C80C-1098-0072-8B8F
Extracted
C:\Users\Admin\Desktop\# DECRYPT MY FILES #.html
http://bqyjebfh25oellur.onion.to/FECA-C80C-1098-0072-8B8F(Get
http://bqyjebfh25oellur.onion.cab/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion.nu/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion.link/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.tor2web.org/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion.to/FECA-C80C-1098-0072-8B8F);
http://bqyjebfh25oellur.onion.to/FECA-C80C-1098-0072-8B8F
http://bqyjebfh25oellur.onion/FECA-C80C-1098-0072-8B8F
Signatures
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Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
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Ursnif RM3
A heavily modified version of Ursnif discovered in the wild.
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" ktmutil.exe -
Executes dropped EXE 2 IoCs
pid Process 1444 ktmutil.exe 1736 ktmutil.exe -
Deletes itself 1 IoCs
pid Process 1812 cmd.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\StartUp\ktmutil.lnk 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\StartUp\ktmutil.lnk ktmutil.exe -
Loads dropped DLL 2 IoCs
pid Process 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 1444 ktmutil.exe -
Reads user/profile data of web browsers 2 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 8 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run ktmutil.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ktmutil = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" ktmutil.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce ktmutil.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ktmutil = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" ktmutil.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ktmutil = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ktmutil = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ktmutil.exe -
JavaScript code in executable 1 IoCs
resource yara_rule behavioral1/files/0x0003000000013191-19.dat js -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 ip-api.com -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpFBA.bmp" ktmutil.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.vbs ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\ACADEMIC.ONE ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.html ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.txt ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.txt ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.html ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.url ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.url ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BUSINESS.ONE ktmutil.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.vbs ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\DESIGNER.ONE ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BLANK.ONE ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\PLANNERS.ONE ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OneNote\SendToOneNote-PipelineConfig.xml ktmutil.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OneNote\SendToOneNote.ini ktmutil.exe -
Kills process with taskkill 2 IoCs
pid Process 1760 taskkill.exe 2180 taskkill.exe -
Modifies Control Panel 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop\SCRNSAVE.EXE = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" ktmutil.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop\SCRNSAVE.EXE = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\ktmutil.exe\"" 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop ktmutil.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 905e6e3622b8d601 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "311860982" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000039e08b06c84715459283081ff7bb5a600000000002000000000010660000000100002000000071d6cf1e4f3fe2d12229a1856ca399a872d8e4ebc54705113e4654baa6c21f73000000000e80000000020000200000003ac8e218c18bb20c20a5a0153641774435108ba51e2cc4c2d7771889a9506bcc20000000170dbbff893dfeb76320207bb138aa3e17ffea6cb1d2e9c766e4949483e7146d400000003126ff34b0fa81e8a1fcea953a39af61eebd71a520711cab59c73620f10089f6e29b12e6f2ae3217de979f93e0a010ccd81a841a9b5191899084c9585f9b2418 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{712B30E1-2415-11EB-A309-520DDC0DB10A} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7161F081-2415-11EB-A309-520DDC0DB10A} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 616 PING.EXE 2268 PING.EXE -
Suspicious behavior: EnumeratesProcesses 240 IoCs
pid Process 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe 1444 ktmutil.exe -
Suspicious use of AdjustPrivilegeToken 9 IoCs
description pid Process Token: SeDebugPrivilege 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe Token: SeDebugPrivilege 1760 taskkill.exe Token: SeDebugPrivilege 1444 ktmutil.exe Token: SeDebugPrivilege 1736 ktmutil.exe Token: 33 1952 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1952 AUDIODG.EXE Token: 33 1952 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1952 AUDIODG.EXE Token: SeDebugPrivilege 2180 taskkill.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 1764 iexplore.exe 2004 iexplore.exe 1764 iexplore.exe -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 1764 iexplore.exe 1764 iexplore.exe 1764 iexplore.exe 1764 iexplore.exe 2004 iexplore.exe 2004 iexplore.exe 1424 IEXPLORE.EXE 1424 IEXPLORE.EXE 1424 IEXPLORE.EXE 1424 IEXPLORE.EXE 1476 IEXPLORE.EXE 1476 IEXPLORE.EXE 1424 IEXPLORE.EXE 1424 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 3 IoCs
pid Process 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 1444 ktmutil.exe 1736 ktmutil.exe -
Suspicious use of WriteProcessMemory 50 IoCs
description pid Process procid_target PID 784 wrote to memory of 1444 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 26 PID 784 wrote to memory of 1444 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 26 PID 784 wrote to memory of 1444 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 26 PID 784 wrote to memory of 1444 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 26 PID 784 wrote to memory of 1812 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 27 PID 784 wrote to memory of 1812 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 27 PID 784 wrote to memory of 1812 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 27 PID 784 wrote to memory of 1812 784 1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe 27 PID 1812 wrote to memory of 1760 1812 cmd.exe 29 PID 1812 wrote to memory of 1760 1812 cmd.exe 29 PID 1812 wrote to memory of 1760 1812 cmd.exe 29 PID 1812 wrote to memory of 1760 1812 cmd.exe 29 PID 1812 wrote to memory of 616 1812 cmd.exe 35 PID 1812 wrote to memory of 616 1812 cmd.exe 35 PID 1812 wrote to memory of 616 1812 cmd.exe 35 PID 1812 wrote to memory of 616 1812 cmd.exe 35 PID 1716 wrote to memory of 1736 1716 taskeng.exe 38 PID 1716 wrote to memory of 1736 1716 taskeng.exe 38 PID 1716 wrote to memory of 1736 1716 taskeng.exe 38 PID 1716 wrote to memory of 1736 1716 taskeng.exe 38 PID 1444 wrote to memory of 1764 1444 ktmutil.exe 40 PID 1444 wrote to memory of 1764 1444 ktmutil.exe 40 PID 1444 wrote to memory of 1764 1444 ktmutil.exe 40 PID 1444 wrote to memory of 1764 1444 ktmutil.exe 40 PID 1444 wrote to memory of 772 1444 ktmutil.exe 41 PID 1444 wrote to memory of 772 1444 ktmutil.exe 41 PID 1444 wrote to memory of 772 1444 ktmutil.exe 41 PID 1444 wrote to memory of 772 1444 ktmutil.exe 41 PID 1764 wrote to memory of 1424 1764 iexplore.exe 42 PID 1764 wrote to memory of 1424 1764 iexplore.exe 42 PID 1764 wrote to memory of 1424 1764 iexplore.exe 42 PID 1764 wrote to memory of 1424 1764 iexplore.exe 42 PID 2004 wrote to memory of 1476 2004 iexplore.exe 44 PID 2004 wrote to memory of 1476 2004 iexplore.exe 44 PID 2004 wrote to memory of 1476 2004 iexplore.exe 44 PID 2004 wrote to memory of 1476 2004 iexplore.exe 44 PID 1444 wrote to memory of 1928 1444 ktmutil.exe 45 PID 1444 wrote to memory of 1928 1444 ktmutil.exe 45 PID 1444 wrote to memory of 1928 1444 ktmutil.exe 45 PID 1444 wrote to memory of 1928 1444 ktmutil.exe 45 PID 1444 wrote to memory of 2140 1444 ktmutil.exe 48 PID 1444 wrote to memory of 2140 1444 ktmutil.exe 48 PID 1444 wrote to memory of 2140 1444 ktmutil.exe 48 PID 1444 wrote to memory of 2140 1444 ktmutil.exe 48 PID 2140 wrote to memory of 2180 2140 cmd.exe 50 PID 2140 wrote to memory of 2180 2140 cmd.exe 50 PID 2140 wrote to memory of 2180 2140 cmd.exe 50 PID 2140 wrote to memory of 2268 2140 cmd.exe 52 PID 2140 wrote to memory of 2268 2140 cmd.exe 52 PID 2140 wrote to memory of 2268 2140 cmd.exe 52
Processes
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C:\Users\Admin\AppData\Local\Temp\1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe"C:\Users\Admin\AppData\Local\Temp\1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe"1⤵
- Adds policy Run key to start application
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Modifies Control Panel
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\ktmutil.exe"C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\ktmutil.exe"2⤵
- Adds policy Run key to start application
- Executes dropped EXE
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Sets desktop wallpaper using registry
- Drops file in Program Files directory
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1444 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\# DECRYPT MY FILES #.html3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1764 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1764 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1424
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\# DECRYPT MY FILES #.txt3⤵PID:772
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\# DECRYPT MY FILES #.vbs"3⤵PID:1928
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C:\Windows\system32\cmd.exe/d /c taskkill /t /f /im "ktmutil.exe" > NUL & ping -n 1 127.0.0.1 > NUL & del "C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\ktmutil.exe" > NUL3⤵
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\system32\taskkill.exetaskkill /t /f /im "ktmutil.exe"4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2180
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C:\Windows\system32\PING.EXEping -n 1 127.0.0.14⤵
- Runs ping.exe
PID:2268
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C:\Windows\SysWOW64\cmd.exe/d /c taskkill /t /f /im "1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe" > NUL & ping -n 1 127.0.0.1 > NUL & del "C:\Users\Admin\AppData\Local\Temp\1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe" > NUL2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\taskkill.exetaskkill /t /f /im "1eef5d3f564b8768d3356319fb4bd081b961bfb2fd7fefce3f4dadc80ef534d4.exe"3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1760
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C:\Windows\SysWOW64\PING.EXEping -n 1 127.0.0.13⤵
- Runs ping.exe
PID:616
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C:\Windows\system32\taskeng.exetaskeng.exe {C95235A1-EBF1-4511-8C42-931763C72920} S-1-5-21-3825035466-2522850611-591511364-1000:EIDQHRRL\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\ktmutil.exeC:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\ktmutil.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:1736
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2004 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1476
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}1⤵PID:1164
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x56c1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1952