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Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
21/11/2022, 10:32
Static task
static1
Behavioral task
behavioral1
Sample
ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe
Resource
win7-20220812-en
General
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Target
ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe
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Size
184KB
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MD5
2d70b6626cc479910ded6630b877c660
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SHA1
a6045102c84d4a7f600dcf9e17051979773c1a01
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SHA256
ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b
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SHA512
eaa59723552067a53cf34411d74ab157bdea1a8ff8ce607a24d503f5278eed4afd828ca1eeb689dc675c64980cbaa82ed1fd105875980698c35cf1deb0fada12
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SSDEEP
3072:F6pRyhovwPDrOJmco53S3jRvm9B1xI09d/F0K:F6qPDKJfzRvc0en
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2836 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe 4208 DesktopLayer.exe -
resource yara_rule behavioral2/files/0x0009000000022e16-133.dat upx behavioral2/memory/2836-135-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral2/files/0x0009000000022e16-136.dat upx behavioral2/files/0x0007000000022e1e-138.dat upx behavioral2/memory/2836-140-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral2/files/0x0007000000022e1e-139.dat upx behavioral2/memory/4208-141-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px66CD.tmp ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30997916" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4285161728" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4285161728" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30997916" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "375192225" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{2ADF7625-6990-11ED-B8D8-6683CF8C50C7} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4208 DesktopLayer.exe 4208 DesktopLayer.exe 4208 DesktopLayer.exe 4208 DesktopLayer.exe 4208 DesktopLayer.exe 4208 DesktopLayer.exe 4208 DesktopLayer.exe 4208 DesktopLayer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1820 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1820 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1820 iexplore.exe 1820 iexplore.exe 5116 IEXPLORE.EXE 5116 IEXPLORE.EXE 5116 IEXPLORE.EXE 5116 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 756 wrote to memory of 2836 756 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe 85 PID 756 wrote to memory of 2836 756 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe 85 PID 756 wrote to memory of 2836 756 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe 85 PID 2836 wrote to memory of 4208 2836 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe 86 PID 2836 wrote to memory of 4208 2836 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe 86 PID 2836 wrote to memory of 4208 2836 ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe 86 PID 4208 wrote to memory of 1820 4208 DesktopLayer.exe 87 PID 4208 wrote to memory of 1820 4208 DesktopLayer.exe 87 PID 1820 wrote to memory of 5116 1820 iexplore.exe 88 PID 1820 wrote to memory of 5116 1820 iexplore.exe 88 PID 1820 wrote to memory of 5116 1820 iexplore.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe"C:\Users\Admin\AppData\Local\Temp\ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8b.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Users\Admin\AppData\Local\Temp\ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exeC:\Users\Admin\AppData\Local\Temp\ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2836 -
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:4208 -
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:1820 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1820 CREDAT:17410 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:5116
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe
Filesize55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\ae201d17cf178ce6bb7bb1ae8a978db16682a430484b7a5a556e261e25dc8c8bSrv.exe
Filesize55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a