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Analysis
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max time kernel
187s -
max time network
191s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 20:50
Static task
static1
Behavioral task
behavioral1
Sample
b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe
Resource
win7-20220812-en
General
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Target
b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe
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Size
766KB
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MD5
c95b228d5864587001cd4313f1f09df0
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SHA1
55d728f8215206dc2a1450efe0081f71ba707966
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SHA256
b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442
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SHA512
48841517cbc5263b13b1b7265ced27201c7a92595c2624fc08368025dd98d3cf087ab16e1c1ef9d3c7dca5d6427eef69f9f2e3cae644d32e5a2761104b2c36b3
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SSDEEP
12288:stlYXUCqWjajNRVdKzVCqkxTQjbgA9N7e8hRENKaLQnmHEK92Cla0JxmpLAteOTs:szYXUCNjajNRVdKEqkV3+NPhRhmB92CY
Malware Config
Signatures
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3B5D4231-785B-11ED-9F7B-6E705F4A26E5} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377421857" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1900 iexplore.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 1192 b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe 1192 b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe 1900 iexplore.exe 1900 iexplore.exe 1376 IEXPLORE.EXE 1376 IEXPLORE.EXE 1376 IEXPLORE.EXE 1376 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1900 wrote to memory of 1376 1900 iexplore.exe 30 PID 1900 wrote to memory of 1376 1900 iexplore.exe 30 PID 1900 wrote to memory of 1376 1900 iexplore.exe 30 PID 1900 wrote to memory of 1376 1900 iexplore.exe 30 PID 1900 wrote to memory of 1376 1900 iexplore.exe 30 PID 1900 wrote to memory of 1376 1900 iexplore.exe 30 PID 1900 wrote to memory of 1376 1900 iexplore.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe"C:\Users\Admin\AppData\Local\Temp\b6a445a04bb212b1c172f7562dbc4ce3112eca752eb69c5005ab62f13c05e442.exe"1⤵
- Checks whether UAC is enabled
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1192
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -startmediumtab -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1900 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1376
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
5KB
MD5733638436b75d054bed62d84cd729a4a
SHA1778db4543dcba08d9006f5f513940dedfc09ac1f
SHA25637be284d8cf2ac75a0ceffe38353dc3900f19822cbf7421d3f3e3510a336277a
SHA5121bffc4257af516d048a4ab8d708837d97ac3c5ebba927ae5cb88cd7e055db741b081ffb9085809f96cb155cd5f9c8480507c701e7f7d2403fc023eb949fae08c
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Filesize
603B
MD5797ba6641008518865ae8027243f2468
SHA15471ee1ac39b804f514e2f55d568c603b8e30cf6
SHA256cef5f41f7c320f162c189da2fccaa76d82c724959dadd995dcd78186b6939797
SHA5126950a03e0387d95b8e5108405dd85a47398f4f036facc04f9272f98b361462b1007d89a9a0f82545f15b9b62b441b0882f4fd2dfd38807b5703650663a5e7ec7