Analysis
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max time kernel
135s -
max time network
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platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
19-02-2022 22:24
Static task
static1
Behavioral task
behavioral1
Sample
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe
Resource
win7-en-20211208
General
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Target
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe
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Size
168KB
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MD5
d35718366633129b42fc72d4c5fee301
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SHA1
d7136c35f32e0422df0adf5cc0717098c580aa68
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SHA256
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809
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SHA512
076859b0bf21ecab1164a0a724d9c9b505c4dc50a0f8d5a00ada408aa78a3c7c7dea210b665ed833befdcfd2ef65d70e110e0a1a4ca3e8f4257a256be209a4bf
Malware Config
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Executes dropped EXE 2 IoCs
Processes:
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exeDesktopLayer.exepid process 1140 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe 524 DesktopLayer.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe upx C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe upx C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe upx behavioral1/memory/1140-60-0x0000000000400000-0x000000000042E000-memory.dmp 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/524-66-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Loads dropped DLL 2 IoCs
Processes:
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exepid process 1116 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe 1140 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe -
Drops file in Program Files directory 3 IoCs
Processes:
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\px158.tmp 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe -
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{33B45B70-91DB-11EC-B2E6-EA26BCF07CE5} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "352078109" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 524 DesktopLayer.exe 524 DesktopLayer.exe 524 DesktopLayer.exe 524 DesktopLayer.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 108 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 108 iexplore.exe 108 iexplore.exe 1852 IEXPLORE.EXE 1852 IEXPLORE.EXE 1852 IEXPLORE.EXE 1852 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exeDesktopLayer.exeiexplore.exedescription pid process target process PID 1116 wrote to memory of 1140 1116 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe PID 1116 wrote to memory of 1140 1116 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe PID 1116 wrote to memory of 1140 1116 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe PID 1116 wrote to memory of 1140 1116 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe PID 1140 wrote to memory of 524 1140 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe DesktopLayer.exe PID 1140 wrote to memory of 524 1140 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe DesktopLayer.exe PID 1140 wrote to memory of 524 1140 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe DesktopLayer.exe PID 1140 wrote to memory of 524 1140 6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe DesktopLayer.exe PID 524 wrote to memory of 108 524 DesktopLayer.exe iexplore.exe PID 524 wrote to memory of 108 524 DesktopLayer.exe iexplore.exe PID 524 wrote to memory of 108 524 DesktopLayer.exe iexplore.exe PID 524 wrote to memory of 108 524 DesktopLayer.exe iexplore.exe PID 108 wrote to memory of 1852 108 iexplore.exe IEXPLORE.EXE PID 108 wrote to memory of 1852 108 iexplore.exe IEXPLORE.EXE PID 108 wrote to memory of 1852 108 iexplore.exe IEXPLORE.EXE PID 108 wrote to memory of 1852 108 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe"C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1116 -
C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exeC:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1140 -
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:524 -
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
PID:108 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:108 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1852
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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MD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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MD5
ab7f6b81127719589b7953a80c5941a8
SHA108f40a1bcf73f079eebd10faab3ac78ba840d5cf
SHA256eb51e9a501efb295fd10d4329e246cb8c8c798a3c5fe257bdceb2c7f83a164f5
SHA5123f9f392f8a24bfb068417a97b431d1d8c57bab07977ef8ff29da4379de3e16425d24e9c316eeb87ab5b739771f2d3f56a9f03d36ec61de92b27a5d860e550f34
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MD5
ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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\Users\Admin\AppData\Local\Temp\6b728c6e24b88da7f21475f946d22f9a1ee9fea052b701bcfe271ff360a4d809Srv.exe
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a