Analysis
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max time kernel
98s -
max time network
96s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
15-05-2021 02:35
Static task
static1
Behavioral task
behavioral1
Sample
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe
Resource
win7v20210408
General
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Target
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe
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Size
2.1MB
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MD5
661dfb1f2cb98f5c14b3086be210c006
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SHA1
5b20eaf6a5f8a068d8fdcb83ea215984c6552876
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SHA256
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f
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SHA512
c8668c32ab39ae6ba28a64fa4d4247beccd4b3d93f0941604441c84cf164f274eadb241d97d8cf391183d73a9032d53ad3d8ba9174fc45ff439b9908b94a5d2d
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeDesktopLayer.exepid process 2032 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe 1996 DesktopLayer.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe upx C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe upx C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe upx \Program Files (x86)\Microsoft\DesktopLayer.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx behavioral1/memory/2032-74-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Loads dropped DLL 2 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exec6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exepid process 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe 2032 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe -
Drops file in Program Files directory 3 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\px9E42.tmp c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe -
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327225588" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1A9D5D01-B54F-11EB-9E73-C65640CBF56B} = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 1996 DesktopLayer.exe 1996 DesktopLayer.exe 1996 DesktopLayer.exe 1996 DesktopLayer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exedescription pid process Token: SeIncBasePriorityPrivilege 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1940 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exeiexplore.exeIEXPLORE.EXEpid process 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe 1940 iexplore.exe 1940 iexplore.exe 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE 1724 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exec6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeDesktopLayer.exeiexplore.exedescription pid process target process PID 1776 wrote to memory of 2032 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 1776 wrote to memory of 2032 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 1776 wrote to memory of 2032 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 1776 wrote to memory of 2032 1776 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 2032 wrote to memory of 1996 2032 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 2032 wrote to memory of 1996 2032 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 2032 wrote to memory of 1996 2032 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 2032 wrote to memory of 1996 2032 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 1996 wrote to memory of 1940 1996 DesktopLayer.exe iexplore.exe PID 1996 wrote to memory of 1940 1996 DesktopLayer.exe iexplore.exe PID 1996 wrote to memory of 1940 1996 DesktopLayer.exe iexplore.exe PID 1996 wrote to memory of 1940 1996 DesktopLayer.exe iexplore.exe PID 1940 wrote to memory of 1724 1940 iexplore.exe IEXPLORE.EXE PID 1940 wrote to memory of 1724 1940 iexplore.exe IEXPLORE.EXE PID 1940 wrote to memory of 1724 1940 iexplore.exe IEXPLORE.EXE PID 1940 wrote to memory of 1724 1940 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe"C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeC:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1940 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeMD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeMD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeMD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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memory/1724-77-0x0000000000000000-mapping.dmp
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memory/1776-60-0x0000000075C31000-0x0000000075C33000-memory.dmpFilesize
8KB
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memory/1940-72-0x0000000000000000-mapping.dmp
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memory/1940-78-0x0000000004860000-0x0000000004861000-memory.dmpFilesize
4KB
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memory/1996-67-0x0000000000000000-mapping.dmp
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memory/1996-71-0x00000000003D0000-0x00000000003D1000-memory.dmpFilesize
4KB
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memory/2032-74-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2032-73-0x0000000000230000-0x000000000023F000-memory.dmpFilesize
60KB
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memory/2032-62-0x0000000000000000-mapping.dmp