Analysis
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max time kernel
145s -
max time network
148s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
05-11-2020 06:15
Static task
static1
Behavioral task
behavioral1
Sample
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
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Target
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe
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Size
617KB
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MD5
d14bc9efe80aeb7d172cbb590f80eba7
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SHA1
9d6ea38d9a33446488e3a53ca35669f7ded2b747
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SHA256
8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285
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SHA512
cb22f3c7d3f35cc4d149d88caf128229c396123997b52c2dfb70203cbb671f967c20bb1615ec84227d1207d50cacd32daf1360f076d42c50b113949074192b58
Score
10/10
Malware Config
Signatures
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Locky (Lukitus variant)
Variant of the Locky ransomware seen in the wild since late 2017.
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Deletes itself 1 IoCs
pid Process 1844 cmd.exe -
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\\Desktop\\lukitus.bmp" 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop\WallpaperStyle = "0" 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Control Panel\Desktop\TileWallpaper = "0" 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe -
description ioc Process 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\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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 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\Toolbar\WebBrowser 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\BrowserEmulation\LowMic 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\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\Recovery\AdminActive 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 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\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 Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{154FC971-1F2F-11EB-8332-F65A7312C48E} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f07c77ea3bb3d601 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\IntelliForms 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 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\GPU 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\Main\WindowsSearch 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\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000039e08b06c84715459283081ff7bb5a600000000002000000000010660000000100002000000091475e202a9fd4abea7cc6a74e7f5930a89b38153f1ac9c7497adc5ee3ad8355000000000e8000000002000020000000044cdf999fb39a1d9dedac899b6601b68d575683c4772cabec53caedf911deff20000000190d9539d0f397bb8c1e31eb9f7dee81525f35fa74da3e79b282060afcda276740000000657308d9d85abde56177e0e9e2fda614f539a7970047d04a51ea3dd13ef2ad1b991590c2a22a13cb97877ea27445643e22bafb74ff61e9ef4466b47751a928b1 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 -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 472 iexplore.exe 684 DllHost.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 472 iexplore.exe 472 iexplore.exe 1612 IEXPLORE.EXE 1612 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1892 wrote to memory of 472 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 32 PID 1892 wrote to memory of 472 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 32 PID 1892 wrote to memory of 472 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 32 PID 1892 wrote to memory of 472 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 32 PID 472 wrote to memory of 1612 472 iexplore.exe 34 PID 472 wrote to memory of 1612 472 iexplore.exe 34 PID 472 wrote to memory of 1612 472 iexplore.exe 34 PID 472 wrote to memory of 1612 472 iexplore.exe 34 PID 1892 wrote to memory of 1844 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 35 PID 1892 wrote to memory of 1844 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 35 PID 1892 wrote to memory of 1844 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 35 PID 1892 wrote to memory of 1844 1892 8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe"C:\Users\Admin\AppData\Local\Temp\8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe"1⤵
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\Desktop\lukitus.htm2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:472 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:472 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1612
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C:\Windows\SysWOW64\cmd.execmd.exe /C del /Q /F "C:\Users\Admin\AppData\Local\Temp\8514a2eca4090f400a43c4af915eb3ef6e9c15dabe69716189e7c68c72cfa285.exe"2⤵
- Deletes itself
PID:1844
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C:\Windows\SysWOW64\DllHost.exeC:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}1⤵
- Suspicious use of FindShellTrayWindow
PID:684