Analysis
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max time kernel
90s -
max time network
104s -
platform
windows10_x64 -
resource
win10v20210408 -
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 2260 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe 2572 DesktopLayer.exe -
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe upx C:\Users\Admin\AppData\Local\Temp\c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx behavioral2/memory/2260-124-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\px59BE.tmp c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe -
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "327225753" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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 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\Recovery\PendingRecovery 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 Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" 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\DomainSuggestion\NextUpdateDate = "327225584" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{21D34DA4-B54F-11EB-B2DB-F6C5063C2468} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "327225641" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
DesktopLayer.exepid process 2572 DesktopLayer.exe 2572 DesktopLayer.exe 2572 DesktopLayer.exe 2572 DesktopLayer.exe 2572 DesktopLayer.exe 2572 DesktopLayer.exe 2572 DesktopLayer.exe 2572 DesktopLayer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exedescription pid process Token: SeIncBasePriorityPrivilege 3932 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 3012 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exeiexplore.exeIEXPLORE.EXEpid process 3932 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe 3012 iexplore.exe 3012 iexplore.exe 192 IEXPLORE.EXE 192 IEXPLORE.EXE 192 IEXPLORE.EXE 192 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exec6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exeDesktopLayer.exeiexplore.exedescription pid process target process PID 3932 wrote to memory of 2260 3932 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 3932 wrote to memory of 2260 3932 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 3932 wrote to memory of 2260 3932 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9f.exe c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe PID 2260 wrote to memory of 2572 2260 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 2260 wrote to memory of 2572 2260 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 2260 wrote to memory of 2572 2260 c6cc21c40feddfde4443d472fdcfc35a0195e61688e3b1ebddd91f9206542e9fSrv.exe DesktopLayer.exe PID 2572 wrote to memory of 3012 2572 DesktopLayer.exe iexplore.exe PID 2572 wrote to memory of 3012 2572 DesktopLayer.exe iexplore.exe PID 3012 wrote to memory of 192 3012 iexplore.exe IEXPLORE.EXE PID 3012 wrote to memory of 192 3012 iexplore.exe IEXPLORE.EXE PID 3012 wrote to memory of 192 3012 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⤵
- 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
- 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:3012 CREDAT:82945 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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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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memory/192-127-0x0000000000000000-mapping.dmp
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memory/2260-114-0x0000000000000000-mapping.dmp
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memory/2260-123-0x00000000001E0000-0x00000000001EF000-memory.dmpFilesize
60KB
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memory/2260-124-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
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memory/2572-117-0x0000000000000000-mapping.dmp
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memory/2572-120-0x0000000000470000-0x0000000000471000-memory.dmpFilesize
4KB
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memory/3012-121-0x0000000000000000-mapping.dmp
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memory/3012-122-0x00007FF9F4F20000-0x00007FF9F4F8B000-memory.dmpFilesize
428KB