Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28/11/2022, 02:55
Static task
static1
Behavioral task
behavioral1
Sample
c1df5e4d7e9aece5142c9dad5691468cbe563731fd2b5e78c242ea8d23269bf8.html
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c1df5e4d7e9aece5142c9dad5691468cbe563731fd2b5e78c242ea8d23269bf8.html
Resource
win10v2004-20220812-en
General
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Target
c1df5e4d7e9aece5142c9dad5691468cbe563731fd2b5e78c242ea8d23269bf8.html
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Size
212KB
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MD5
2184e2f975f7f9c6e2b2bf80a69aebdc
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SHA1
cefe3ed7fa5815b8a4aa8d2002634d19519cad13
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SHA256
c1df5e4d7e9aece5142c9dad5691468cbe563731fd2b5e78c242ea8d23269bf8
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SHA512
b0d3c04db4c5f3ab311d2a08d93b8b919d791f28b962091247497adb187f0a7b16792725bf935eb2a8077dea14570b7d3f6dfa002921adcaa12d25b52e54cb7e
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SSDEEP
1536:xCW6p9lAirrn3t4N+ks0BA/qveHq3FBF9CegM/RDVY6ihWENFz4IpfZC8KNXHja9:2/Aiv3t4Ni/9deff65DfnLL+4
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3028452598" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DD0257EB-6FB2-11ED-AECB-520B3B914C01} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3028412879" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30999487" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 3057a6c5bf03d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376469940" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30999487" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a01eddc5bf03d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3117375601" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000055f16c0310149348a06243fbd17130e30000000002000000000010660000000100002000000073376db5d1b1287c46c35c7f19571fa01d4494e0647a5b031a50441f791d3931000000000e80000000020000200000006eca32fba98c5a92850982c04363f5b14f14ccd22246b9b507822630d17136c020000000ae9c817fd2b214d7e5dec6652cf6db52780480386ebed8fcf0a87fa980b5a89c4000000076be55240cdb897b09d4bf251bd627e1e024d22362948f1b5efd6e6cf98f1ae9a8671380f0e26d08d6a3b3602bf07cc4d56cf81878d92c46cdb14871f351f8c7 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30999487" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000055f16c0310149348a06243fbd17130e3000000000200000000001066000000010000200000009f746b3033973d147e971bed825849bf6c01f361bf8bdb9b82ecadb3fe7977d6000000000e8000000002000020000000b8559c9a201fdd677c23172c62f0bebb76f5bb048023ba7e691d8b251a93b0e02000000043ecfb3823eea3457001c773a882db540c6aa2d88e7476096704b6c4fa02780f40000000c0a5a5e79f54ca3abc428ab745ddf6e1ef1292d9ff32e47ef76688eea1b866331bd5636fd4784df2d886cd25ae010034d5a0bee6f10ea27be6297e40aed319d9 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 988 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 988 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 988 iexplore.exe 988 iexplore.exe 4956 IEXPLORE.EXE 4956 IEXPLORE.EXE 4956 IEXPLORE.EXE 4956 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 988 wrote to memory of 4956 988 iexplore.exe 80 PID 988 wrote to memory of 4956 988 iexplore.exe 80 PID 988 wrote to memory of 4956 988 iexplore.exe 80
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\c1df5e4d7e9aece5142c9dad5691468cbe563731fd2b5e78c242ea8d23269bf8.html1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:988 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:988 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4956
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5dedb504b3469b24ec0df79c68f5772e2
SHA1177a8b1045b456316ca32d90aba942bf34774c64
SHA256e18111fd56db31f02eb16990f0bbc7991a0c80571703281ee66010e229c9f8b0
SHA512101312fa01991caeaef010d0d21e740244cb3768490a1b82ae12e7524e50b6e7f2e23c08978ac4c373e9013baa0a8f50de8e1994341556b78ecd88ce13df5680
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize434B
MD5dd8a4bb827dce9f2905f70a4b2d26bb7
SHA15ca955ec116e86ecd01a60af435255bb220538f2
SHA256adb031d485bb7e14775bce2b10660c46b81651cab2f085e2ef9db6d2d6abd3f8
SHA5125401c8d038da0440e42e43d9c2d2cc9a341c340445b87b8ebd4185694573c569d7f166e97f9b196135a387ba6ea8ea9530d7ee276c90bc4014e36d4689752dd3