Analysis
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max time kernel
152s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 18:44
Static task
static1
Behavioral task
behavioral1
Sample
57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe
Resource
win7-20221111-en
General
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Target
57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe
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Size
778KB
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MD5
4be297c7a63946041c7f05557ea182aa
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SHA1
b4ff8b5c39cbaba9f4d4410f370510f45aec377e
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SHA256
57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c
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SHA512
e88fd51e3d5875e3f3c3be30b3d902ee92cb7ac8e065a773a3bf5bdd8a9efd38632f26f2aa86220cbad2368759ba84a9e99e979f4b1e86473254d59a0cfd437c
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SSDEEP
24576:szYXUwqPoOb4KvSPwnxzItMYa9jOZnZ4NtS:Fk9PoO0wnxzyaUZnZ4NY
Malware Config
Signatures
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "598534043" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50127156530cd901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001683" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50bbe150530cd901 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb00000000020000000000106600000001000020000000cfbf7845a38f3dd3fd72f92dbc85c7017f78c09ae32f488d7b87a4fd2d0af157000000000e8000000002000020000000ac144a3f7defed9023cbb8a23ffcd9317d096bf6c3293f85164b7cd55fcaea5e200000003813b200a7da52b53c45d8751eb04900f5394ed55848f30fe289641920f9cba6400000005721ae278ec7e3e10eeca596cde0ea14bf981ef6e42502b8a455697bfd191bfbaaf915e2c696a35c5a742072ba0acd20766420f7734075f97e8024a839d65b88 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\International\CpMRU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb0000000002000000000010660000000100002000000035dfcbcb55e4c5ccc3079218318964c64cc61de17967368d513617d79f6411ae000000000e8000000002000020000000a383f28e3af4a57032139cb31515c69a15b1503fbaa9c476328c35ac79191024200000009107f1f873ca758908a040d6c61291079ca2a5418615a5538d0714d24c6d307440000000fdf565bb011745416996b609127f9420f68d1d8de87ddbbbde0520854669a2889b5a196281e6f845fd75eb90b3a7f34ed83ca3aac9836d4bf04f5d1274d954ee iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{42CAED48-7846-11ED-BF5F-CA6849833421} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Size = "10" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "598534043" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377412868" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31001683" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 972 iexplore.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2540 57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe 2540 57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe 972 iexplore.exe 972 iexplore.exe 872 IEXPLORE.EXE 872 IEXPLORE.EXE 872 IEXPLORE.EXE 872 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 972 wrote to memory of 872 972 iexplore.exe 86 PID 972 wrote to memory of 872 972 iexplore.exe 86 PID 972 wrote to memory of 872 972 iexplore.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe"C:\Users\Admin\AppData\Local\Temp\57a0274ab44fd2e041a857434002a2ffed2cf88b70c2a04d89ea9298ead9e38c.exe"1⤵
- Checks whether UAC is enabled
- Suspicious use of SetWindowsHookEx
PID:2540
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C:\Program Files (x86)\Internet Explorer\ielowutil.exe"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{D5E8041D-920F-45e9-B8FB-B1DEB82C6E5E} -Embedding1⤵PID:2040
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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:972 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:972 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:872
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD59655fee482c17226221d2eacc024c520
SHA105cd369742da262548859c16c8a294083095b08b
SHA256c928db07c06ff6050a7352d71d08a120983fee3923a88f582c8bfa4add188aab
SHA512b81c57c0a30293e342f06eb164b45e7f76fac90811a6e5c2d78ee60d1ad7ea3446ac18fe0bd75cb63f3d7ed3af76226be385957307b3beaeaed72dc5d7470748