Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 18:57
Static task
static1
Behavioral task
behavioral1
Sample
bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe
Resource
win10v2004-20221111-en
General
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Target
bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe
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Size
180KB
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MD5
432a7d461e6cb31112b6a6d16b518081
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SHA1
33d6546b0135dc4b4eb2ecf61ba2c426bb960a5e
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SHA256
bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3
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SHA512
a850d562626a95b05e01e353a15002b3186dea75bd1893e344c1c6e7dabf12db3f22d9a9709704aba2994d6513fb4e71541f34b2b10b1817d55862f4bd58099e
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SSDEEP
768:/V5nO4rGQzTGfmgc33emu4v/eo4z7VP7LdGSu2HyTAzfMgTAzfM0CA4DIiKpohsJ:/AQVgd54v7uCXq54vTgzQ
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376006194" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{260BC381-6B7B-11ED-8538-4A4A572A2DE9} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ddc0426c953c394d9e8f7509446cd80b00000000020000000000106600000001000020000000baa82f97123957eb2e6e14074480a9133848e70a8f6577cd7b6bc1898c80763d000000000e800000000200002000000031baf4c03a5cc3f55bf56c344a68cdfe35d4c72cd1910b0df9f2dff0f8c40e69200000003de795b9fbb9efb4ee027c8c7f919c0948d30003a11118dc24f0f775210fe7394000000097799b7a2046ba9b21aa408f48be47c976390148fcb6f85078e344bc4ed064609fd961efe56209b9ee6d36503e0e82694b9bdc3ac2f1b8e5c9ab3da294503d2c iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 3019ac0c88ffd801 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1940 iexplore.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exeiexplore.exeIEXPLORE.EXEpid process 1672 bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe 1940 iexplore.exe 1940 iexplore.exe 1972 IEXPLORE.EXE 1972 IEXPLORE.EXE 1972 IEXPLORE.EXE 1972 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exeiexplore.exedescription pid process target process PID 1672 wrote to memory of 1940 1672 bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe iexplore.exe PID 1672 wrote to memory of 1940 1672 bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe iexplore.exe PID 1672 wrote to memory of 1940 1672 bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe iexplore.exe PID 1672 wrote to memory of 1940 1672 bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe iexplore.exe PID 1940 wrote to memory of 1972 1940 iexplore.exe IEXPLORE.EXE PID 1940 wrote to memory of 1972 1940 iexplore.exe IEXPLORE.EXE PID 1940 wrote to memory of 1972 1940 iexplore.exe IEXPLORE.EXE PID 1940 wrote to memory of 1972 1940 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe"C:\Users\Admin\AppData\Local\Temp\bb07715a66bfdbe25100281d978aef2ed3c66a976840aa0f8799228108fed4c3.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://www.stikom-bali.net/2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1940 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1972
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
603B
MD57a8c7dbef20cda1c70688feb6bd15278
SHA101fa663ab43f5b25e991830233e76df646b018c6
SHA256ace90269ffcc44108113afa5b2370f8649ae42172466131bb5b2cc90d1b7f460
SHA512c52705a1c7d15cfecdd2e4da9bfe6d4581e8b5691668a83a15d8a90f36dd2dbd14336b118df38fcbb9e3c400189eed16189cf5765daabf33deb46116cacff9a7