Analysis
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max time kernel
141s -
max time network
140s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
15-05-2021 14:28
Static task
static1
Behavioral task
behavioral1
Sample
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe
Resource
win7v20210410
General
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Target
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe
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Size
1.4MB
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MD5
006dcdbb1a55d23e8dfb955134a07e2d
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SHA1
2081acd3612dc5cc4a1cd3fbc8639eefc31dc597
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SHA256
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a
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SHA512
859edaa74dec86f7e3d8beba9d41c42e0c6cd93ea9e440ef235160b7b5ea20b17c8a02e3c52094ff2ba8dd1b58333070954d892d801ac7df857c0d464ac1f9a1
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exeDesktopLayer.exepid process 1608 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe 1984 DesktopLayer.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe upx \Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe upx C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.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/1608-75-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Loads dropped DLL 2 IoCs
Processes:
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exee96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exepid process 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe 1608 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe -
Drops file in Program Files directory 3 IoCs
Processes:
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exedescription ioc process File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\px416.tmp e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe -
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (data) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{F75D7C51-B5D8-11EB-BF60-7A40C1B3078F} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327887881" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 1984 DesktopLayer.exe 1984 DesktopLayer.exe 1984 DesktopLayer.exe 1984 DesktopLayer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
iexplore.exepid process 1884 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1884 iexplore.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exeiexplore.exeIEXPLORE.EXEpid process 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe 1884 iexplore.exe 1884 iexplore.exe 1692 IEXPLORE.EXE 1692 IEXPLORE.EXE 1692 IEXPLORE.EXE 1692 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exee96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exeDesktopLayer.exeiexplore.exedescription pid process target process PID 2000 wrote to memory of 1608 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe PID 2000 wrote to memory of 1608 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe PID 2000 wrote to memory of 1608 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe PID 2000 wrote to memory of 1608 2000 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe PID 1608 wrote to memory of 1984 1608 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe DesktopLayer.exe PID 1608 wrote to memory of 1984 1608 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe DesktopLayer.exe PID 1608 wrote to memory of 1984 1608 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe DesktopLayer.exe PID 1608 wrote to memory of 1984 1608 e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe DesktopLayer.exe PID 1984 wrote to memory of 1884 1984 DesktopLayer.exe iexplore.exe PID 1984 wrote to memory of 1884 1984 DesktopLayer.exe iexplore.exe PID 1984 wrote to memory of 1884 1984 DesktopLayer.exe iexplore.exe PID 1984 wrote to memory of 1884 1984 DesktopLayer.exe iexplore.exe PID 1884 wrote to memory of 1692 1884 iexplore.exe IEXPLORE.EXE PID 1884 wrote to memory of 1692 1884 iexplore.exe IEXPLORE.EXE PID 1884 wrote to memory of 1692 1884 iexplore.exe IEXPLORE.EXE PID 1884 wrote to memory of 1692 1884 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe"C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03a.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exeC:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1608 -
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
PID:1984 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1884 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1692
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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C:\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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C:\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\CO7XO46M.txtMD5
81e4a712dad5f3b28a9b5bd8c3ffd509
SHA1867e4f49b5660331beac382e042fbc7296d61652
SHA256a85cead7ea395d7eea8acf9736753dcfcc364619486e591e9f51706e9d2f6c66
SHA51259bb573dcf109cf1177327cfb3ae16effb167427aa6c21f23d16aeebad4bca21769ad136e2911362ebf9d8cc228f2b27aa4f165149d2995c577b092ae02770ae
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\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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\Users\Admin\AppData\Local\Temp\e96dcc4dc6b2858a1fa4328a818d463dcf5231d96fd5b062f2fdcf879423a03aSrv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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memory/1608-75-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/1608-61-0x0000000000000000-mapping.dmp
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memory/1608-74-0x00000000001C0000-0x00000000001CF000-memory.dmpFilesize
60KB
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memory/1692-73-0x0000000000000000-mapping.dmp
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memory/1884-72-0x000007FEFC411000-0x000007FEFC413000-memory.dmpFilesize
8KB
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memory/1884-71-0x0000000000000000-mapping.dmp
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memory/1984-70-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
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memory/1984-66-0x0000000000000000-mapping.dmp
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memory/2000-59-0x00000000765F1000-0x00000000765F3000-memory.dmpFilesize
8KB