Analysis
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max time kernel
82s -
max time network
97s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
15-05-2021 04:05
Static task
static1
Behavioral task
behavioral1
Sample
05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe
Resource
win7v20210410
General
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Target
05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe
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Size
2.6MB
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MD5
d63cc2c93adfa1397294f62dcea88556
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SHA1
18120e391ed301943c05ecfc6b50b2a49b1f0e42
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SHA256
05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9
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SHA512
992e8b3da0c9d5e1d6a88166098094053e859568ff2c1915b768b7ccf36596fff1ab04ecbe6da13c189c55af12a70ec09adf9fcb7f33e2fcb74f9fcecee0ac53
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
Processes:
05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exeDesktopLayer.exepid process 3084 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe 2396 DesktopLayer.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe upx C:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx behavioral2/memory/3084-124-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
Processes:
05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe File opened for modification C:\Program Files (x86)\Microsoft\px6CD9.tmp 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe -
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "327237678" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327237621" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "327237790" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{281B7216-B56B-11EB-B2DB-6EE0A42A1E5F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
DesktopLayer.exepid process 2396 DesktopLayer.exe 2396 DesktopLayer.exe 2396 DesktopLayer.exe 2396 DesktopLayer.exe 2396 DesktopLayer.exe 2396 DesktopLayer.exe 2396 DesktopLayer.exe 2396 DesktopLayer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
iexplore.exepid process 2644 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 2644 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 2644 iexplore.exe 2644 iexplore.exe 576 IEXPLORE.EXE 576 IEXPLORE.EXE 576 IEXPLORE.EXE 576 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exeDesktopLayer.exeiexplore.exedescription pid process target process PID 1000 wrote to memory of 3084 1000 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe PID 1000 wrote to memory of 3084 1000 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe PID 1000 wrote to memory of 3084 1000 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe PID 3084 wrote to memory of 2396 3084 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe DesktopLayer.exe PID 3084 wrote to memory of 2396 3084 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe DesktopLayer.exe PID 3084 wrote to memory of 2396 3084 05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe DesktopLayer.exe PID 2396 wrote to memory of 2644 2396 DesktopLayer.exe iexplore.exe PID 2396 wrote to memory of 2644 2396 DesktopLayer.exe iexplore.exe PID 2644 wrote to memory of 576 2644 iexplore.exe IEXPLORE.EXE PID 2644 wrote to memory of 576 2644 iexplore.exe IEXPLORE.EXE PID 2644 wrote to memory of 576 2644 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe"C:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1000 -
C:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exeC:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3084 -
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:2396 -
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:2644 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2644 CREDAT:82945 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:576
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\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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C:\Users\Admin\AppData\Local\Temp\05e6954ab7d5e1648a5f2708ac0d60f26fa0beda19bd92075affda6698b511b9Srv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
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memory/576-128-0x0000000000000000-mapping.dmp
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memory/1000-127-0x0000000000830000-0x0000000000831000-memory.dmpFilesize
4KB
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memory/2396-120-0x00000000001F0000-0x00000000001F1000-memory.dmpFilesize
4KB
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memory/2396-117-0x0000000000000000-mapping.dmp
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memory/2644-121-0x0000000000000000-mapping.dmp
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memory/2644-122-0x00007FF891730000-0x00007FF89179B000-memory.dmpFilesize
428KB
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memory/3084-123-0x00000000001E0000-0x00000000001EF000-memory.dmpFilesize
60KB
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memory/3084-124-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/3084-114-0x0000000000000000-mapping.dmp