Analysis
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max time kernel
256s -
max time network
251s -
platform
windows7_x64 -
resource
win7-20220331-en -
submitted
07-04-2022 17:30
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://drive.google.com/uc?export=microsoftonedrive=d&id=1wBI_XOY3mYs9X0xbUYpjue12ANnlZWV4
Resource
win7-20220331-en
Behavioral task
behavioral2
Sample
https://drive.google.com/uc?export=microsoftonedrive=d&id=1wBI_XOY3mYs9X0xbUYpjue12ANnlZWV4
Resource
win10v2004-en-20220113
General
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Target
https://drive.google.com/uc?export=microsoftonedrive=d&id=1wBI_XOY3mYs9X0xbUYpjue12ANnlZWV4
Malware Config
Signatures
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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{2992D661-B6A9-11EC-B58E-DAD612EB2542} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000002ac970f6e21c8045b4ad45959768992c00000000020000000000106600000001000020000000bac20d12e70077202169167e59ba7943546536af4272321c41e966758d747176000000000e8000000002000020000000e789e2e0a6ad9ef77d41ff5ae3e09f357f89bf83584ac43ec809d8862773a3a120000000eaab97280bc0bc684bb29abab66b673acdb0eebf88ce6e4760badb63ad2664bc40000000568dad552e501232cde03904a870e4a41eb546c6f148201c2ce3bf6eca25748a829450122d342c191d32fdc5c60488f64dfa6c0952c953bf0f5211368b217714 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser\ITBar7Height = "21" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "356124799" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser\ITBar7Height = "0" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0f4a904b64ad801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-594401021-1341801952-2355885667-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
IEXPLORE.EXEpid process 1768 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1076 iexplore.exe -
Suspicious use of SetWindowsHookEx 11 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 1076 iexplore.exe 1076 iexplore.exe 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE 1768 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
iexplore.exedescription pid process target process PID 1076 wrote to memory of 1768 1076 iexplore.exe IEXPLORE.EXE PID 1076 wrote to memory of 1768 1076 iexplore.exe IEXPLORE.EXE PID 1076 wrote to memory of 1768 1076 iexplore.exe IEXPLORE.EXE PID 1076 wrote to memory of 1768 1076 iexplore.exe IEXPLORE.EXE
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" https://drive.google.com/uc?export=microsoftonedrive=d&id=1wBI_XOY3mYs9X0xbUYpjue12ANnlZWV41⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1076 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:1768
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
344B
MD5b07136aa3240fbccaec1ba1ce4d4aba0
SHA11701c86c9b672f5a9bfb4c0e75e166d449cd05dd
SHA256fec9d30036bbfacddb05f82f4b8971aeb744ab35a343e8be438c04e16aa8ab66
SHA512059d657777bab9fd151ad3ab39c5f12a328914fccb27302d4743beff19db224e2ab691c953344b033edc56aa59153d8c16b6bd9876e3e354bd9436c569bb2692
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\b1rou5u\imagestore.datFilesize
5KB
MD5b22f3d277afba69d356b1218dfb27055
SHA169eb9d0afde1bb2b11aff4bb9376bbf4869db7e1
SHA256dfa1e3bd538b3aa5e94ed0192dbef6fb001677aa90e64c53d4404ed4e18407a6
SHA51226b9e83367d4e0db6ad605a1e9a7848f53571508803ba3fe49a20217d394c8f7a5cd1fb9ef59bacae5c33d400721769289aea29d4c75cf4a5c2e8101ed583fab
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\RN33WQKB.txtFilesize
603B
MD5b89de34ef48aa21caf71c0b7fc65de8c
SHA1235071d050e7a1db62d6ea2658ef8c00ec070387
SHA256d032d63ead0413ffd795b1deee3637617685ff083448f13236018f582b091d26
SHA5127adc963e6abf3ddbd277b0bddd49c488712567609993c413139e81ce90bd0cf22e7673a9e4fa47602cb385ef2e32ceec355ce277d6c881987dd92c880c0abe63