Analysis
-
max time kernel
133s -
max time network
140s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
06/11/2020, 10:40
Static task
static1
Behavioral task
behavioral1
Sample
1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe
Resource
win10v20201028
General
-
Target
1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe
-
Size
265KB
-
MD5
fabda8e31024cb3b78870ff8d6c091c4
-
SHA1
04b3bb677dcc069ec6c664fe6858514ac4bb7305
-
SHA256
1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9
-
SHA512
9fa93c6ce215af70969269cade65bcf2596c302f7322022befbc617b81e73f478fb96b7520847248248927db79360206c450618a2c41369f5845e96990fed223
Malware Config
Extracted
C:\Users\Admin\Music\# DECRYPT MY FILES #.txt
cerber
http://bqyjebfh25oellur.onion.to/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion.cab/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion.nu/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion.link/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.tor2web.org/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion/B530-9DF9-D264-0000-063F
Extracted
C:\Users\Admin\Desktop\# DECRYPT MY FILES #.html
http://bqyjebfh25oellur.onion.to/B530-9DF9-D264-0000-063F(Get
http://bqyjebfh25oellur.onion.cab/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion.nu/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion.link/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.tor2web.org/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion.to/B530-9DF9-D264-0000-063F);
http://bqyjebfh25oellur.onion.to/B530-9DF9-D264-0000-063F
http://bqyjebfh25oellur.onion/B530-9DF9-D264-0000-063F
Signatures
-
Cerber
Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.
-
Ursnif RM3
A heavily modified version of Ursnif discovered in the wild.
-
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}\\mountvol.exe\"" 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.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}\\mountvol.exe\"" mountvol.exe -
Executes dropped EXE 2 IoCs
pid Process 2008 mountvol.exe 1624 mountvol.exe -
Deletes itself 1 IoCs
pid Process 1528 cmd.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\StartUp\mountvol.lnk 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\StartUp\mountvol.lnk mountvol.exe -
Loads dropped DLL 2 IoCs
pid Process 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 2008 mountvol.exe -
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 8 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\mountvol = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\mountvol.exe\"" mountvol.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce mountvol.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\mountvol = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\mountvol.exe\"" mountvol.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\mountvol = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\mountvol.exe\"" 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\mountvol = "\"C:\\Users\\Admin\\AppData\\Roaming\\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\\mountvol.exe\"" 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run mountvol.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mountvol.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\\tmp18BE.bmp" mountvol.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BLANK.ONE mountvol.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\BUSINESS.ONE mountvol.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\DESIGNER.ONE mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.html mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.txt mountvol.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\ACADEMIC.ONE mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.vbs mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.vbs mountvol.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\PLANNERS.ONE mountvol.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OneNote\SendToOneNote-PipelineConfig.xml mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Office14\OneNote\# DECRYPT MY FILES #.url mountvol.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\OneNote\SendToOneNote.ini mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.html mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.txt mountvol.exe File created C:\Program Files (x86)\Microsoft Office\Templates\1033\ONENOTE\14\Stationery\# DECRYPT MY FILES #.url mountvol.exe -
Kills process with taskkill 2 IoCs
pid Process 1972 taskkill.exe 2228 taskkill.exe -
Modifies Control Panel 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.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}\\mountvol.exe\"" 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop mountvol.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}\\mountvol.exe\"" mountvol.exe -
description ioc Process 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\Toolbar\WebBrowser 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 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\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\LowRegistry\DOMStorage 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 (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\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser 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\Main 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 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\Toolbar 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 Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000039e08b06c84715459283081ff7bb5a6000000000020000000000106600000001000020000000cbada497754e43f91a06facebc454cfdf08d5286a44d0d6c3286e3abd4e1506b000000000e8000000002000020000000434118e12b14a65bf54800d3b5d6666830df7a5fe3662b7209ff83d60e462a99200000004dca5eb19591fbae20f823b688de0d701c3c70b8f9f06253ce239cc70dbd300540000000912f1a379247e1080a104910f3a6c9ac1d43ec2c5f8c15b03b7d01db254c9e0d87e40f77c0769fb7d45ea299a72450a290e7fd15aeb6f8ca571a5a83e4d90d98 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\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\InternetRegistry 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 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\Toolbar 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\{288D3C81-201E-11EB-A309-520DDC0DB10A} = "0" 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 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 (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0df2bed2ab4d601 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\PageSetup 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\Recovery\AdminActive 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\PageSetup 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\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 (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "311424921" 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\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{286263C1-201E-11EB-A309-520DDC0DB10A} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Zoom 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\DomainSuggestion 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\GPU 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\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain 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\IETld\LowMic 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 -
Runs ping.exe 1 TTPs 2 IoCs
pid Process 2304 PING.EXE 1424 PING.EXE -
Suspicious behavior: EnumeratesProcesses 270 IoCs
pid Process 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe 2008 mountvol.exe -
Suspicious use of AdjustPrivilegeToken 9 IoCs
description pid Process Token: SeDebugPrivilege 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe Token: SeDebugPrivilege 1972 taskkill.exe Token: SeDebugPrivilege 2008 mountvol.exe Token: SeDebugPrivilege 1624 mountvol.exe Token: 33 2092 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 2092 AUDIODG.EXE Token: 33 2092 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 2092 AUDIODG.EXE Token: SeDebugPrivilege 2228 taskkill.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 1356 iexplore.exe 1904 iexplore.exe 1904 iexplore.exe -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 1904 iexplore.exe 1904 iexplore.exe 1356 iexplore.exe 1356 iexplore.exe 1904 iexplore.exe 1904 iexplore.exe 1716 IEXPLORE.EXE 1716 IEXPLORE.EXE 304 IEXPLORE.EXE 304 IEXPLORE.EXE 1008 IEXPLORE.EXE 1008 IEXPLORE.EXE 1008 IEXPLORE.EXE 1008 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 3 IoCs
pid Process 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 2008 mountvol.exe 1624 mountvol.exe -
Suspicious use of WriteProcessMemory 54 IoCs
description pid Process procid_target PID 784 wrote to memory of 2008 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 26 PID 784 wrote to memory of 2008 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 26 PID 784 wrote to memory of 2008 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 26 PID 784 wrote to memory of 2008 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 26 PID 784 wrote to memory of 1528 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 27 PID 784 wrote to memory of 1528 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 27 PID 784 wrote to memory of 1528 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 27 PID 784 wrote to memory of 1528 784 1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe 27 PID 1528 wrote to memory of 1972 1528 cmd.exe 29 PID 1528 wrote to memory of 1972 1528 cmd.exe 29 PID 1528 wrote to memory of 1972 1528 cmd.exe 29 PID 1528 wrote to memory of 1972 1528 cmd.exe 29 PID 1528 wrote to memory of 1424 1528 cmd.exe 35 PID 1528 wrote to memory of 1424 1528 cmd.exe 35 PID 1528 wrote to memory of 1424 1528 cmd.exe 35 PID 1528 wrote to memory of 1424 1528 cmd.exe 35 PID 2044 wrote to memory of 1624 2044 taskeng.exe 38 PID 2044 wrote to memory of 1624 2044 taskeng.exe 38 PID 2044 wrote to memory of 1624 2044 taskeng.exe 38 PID 2044 wrote to memory of 1624 2044 taskeng.exe 38 PID 2008 wrote to memory of 1904 2008 mountvol.exe 40 PID 2008 wrote to memory of 1904 2008 mountvol.exe 40 PID 2008 wrote to memory of 1904 2008 mountvol.exe 40 PID 2008 wrote to memory of 1904 2008 mountvol.exe 40 PID 2008 wrote to memory of 1200 2008 mountvol.exe 41 PID 2008 wrote to memory of 1200 2008 mountvol.exe 41 PID 2008 wrote to memory of 1200 2008 mountvol.exe 41 PID 2008 wrote to memory of 1200 2008 mountvol.exe 41 PID 1904 wrote to memory of 304 1904 iexplore.exe 42 PID 1904 wrote to memory of 304 1904 iexplore.exe 42 PID 1904 wrote to memory of 304 1904 iexplore.exe 42 PID 1904 wrote to memory of 304 1904 iexplore.exe 42 PID 1356 wrote to memory of 1716 1356 iexplore.exe 44 PID 1356 wrote to memory of 1716 1356 iexplore.exe 44 PID 1356 wrote to memory of 1716 1356 iexplore.exe 44 PID 1356 wrote to memory of 1716 1356 iexplore.exe 44 PID 1904 wrote to memory of 1008 1904 iexplore.exe 45 PID 1904 wrote to memory of 1008 1904 iexplore.exe 45 PID 1904 wrote to memory of 1008 1904 iexplore.exe 45 PID 1904 wrote to memory of 1008 1904 iexplore.exe 45 PID 2008 wrote to memory of 968 2008 mountvol.exe 46 PID 2008 wrote to memory of 968 2008 mountvol.exe 46 PID 2008 wrote to memory of 968 2008 mountvol.exe 46 PID 2008 wrote to memory of 968 2008 mountvol.exe 46 PID 2008 wrote to memory of 2188 2008 mountvol.exe 49 PID 2008 wrote to memory of 2188 2008 mountvol.exe 49 PID 2008 wrote to memory of 2188 2008 mountvol.exe 49 PID 2008 wrote to memory of 2188 2008 mountvol.exe 49 PID 2188 wrote to memory of 2228 2188 cmd.exe 51 PID 2188 wrote to memory of 2228 2188 cmd.exe 51 PID 2188 wrote to memory of 2228 2188 cmd.exe 51 PID 2188 wrote to memory of 2304 2188 cmd.exe 53 PID 2188 wrote to memory of 2304 2188 cmd.exe 53 PID 2188 wrote to memory of 2304 2188 cmd.exe 53
Processes
-
C:\Users\Admin\AppData\Local\Temp\1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe"C:\Users\Admin\AppData\Local\Temp\1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.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}\mountvol.exe"C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\mountvol.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:2008 -
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:1904 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1904 CREDAT:275457 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:304
-
-
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1904 CREDAT:209922 /prefetch:24⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1008
-
-
-
C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Desktop\# DECRYPT MY FILES #.txt3⤵PID:1200
-
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\# DECRYPT MY FILES #.vbs"3⤵PID:968
-
-
C:\Windows\system32\cmd.exe/d /c taskkill /t /f /im "mountvol.exe" > NUL & ping -n 1 127.0.0.1 > NUL & del "C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\mountvol.exe" > NUL3⤵
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\system32\taskkill.exetaskkill /t /f /im "mountvol.exe"4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2228
-
-
C:\Windows\system32\PING.EXEping -n 1 127.0.0.14⤵
- Runs ping.exe
PID:2304
-
-
-
-
C:\Windows\SysWOW64\cmd.exe/d /c taskkill /t /f /im "1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe" > NUL & ping -n 1 127.0.0.1 > NUL & del "C:\Users\Admin\AppData\Local\Temp\1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe" > NUL2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\SysWOW64\taskkill.exetaskkill /t /f /im "1cb6e2a2526f332fe132ab8905cd4cae65a1f7ef7aa4f9bf351f7f323f3b32c9.exe"3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1972
-
-
C:\Windows\SysWOW64\PING.EXEping -n 1 127.0.0.13⤵
- Runs ping.exe
PID:1424
-
-
-
C:\Windows\system32\taskeng.exetaskeng.exe {5B271823-96E5-469D-89BF-824A5A2A4839} S-1-5-21-3825035466-2522850611-591511364-1000:EIDQHRRL\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\mountvol.exeC:\Users\Admin\AppData\Roaming\{9E67C82F-C7A5-CEBB-D215-2DD654B83DB5}\mountvol.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:1624
-
-
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:1356 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1356 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1716
-
-
C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}1⤵PID:1832
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x57c1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2092