Analysis
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max time kernel
4294180s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20220311-en -
submitted
12-03-2022 20:48
Static task
static1
Behavioral task
behavioral1
Sample
79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe
Resource
win7-20220311-en
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe
Resource
win10v2004-20220310-en
windows10-2004_x64
0 signatures
0 seconds
General
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Target
79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe
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Size
552KB
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MD5
34f2cc16d84f7522f05d5333ed3913dd
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SHA1
b7eed00ff0aa9da390e3f3aca0eaecd6bd685006
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SHA256
79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3
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SHA512
f0efd072e7718390aa0371879a2a9eabe01ea29d49063a77df04f37bd9bbfb250fdec95b3df7a1874182aec3af5dd4de78fd6dbb87bbb594fc66243a6765b1f8
Score
3/10
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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description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10cffa955236d801 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{BDC54CF1-A245-11EC-9547-6600847C1211} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d8f8b5d2fcdd154fb512d53e64640bcc00000000020000000000106600000001000020000000a52d8635ff37206ea494aa711e40c3406100a025e8fd0e26388f315d2e8fa130000000000e80000000020000200000009d5f36848d0f792af39c13ddd8dd789b9328082c5ee327afd368e8880c8d5a002000000059c118b443847704408307c55ca918df9ce68249f2162298c842dc4e205a69bd40000000478aaa8df9b24f9856b0fe2c070cb8c9b1ec0c841be0191905315c480e301b9919db0fef2b245d760fad271932182960abf443c7f512472ca0815ac652764e28 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "353883070" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2199625441-3471261906-229485034-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1924 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1924 iexplore.exe 1924 iexplore.exe 740 IEXPLORE.EXE 740 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1392 wrote to memory of 1924 1392 79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe 27 PID 1392 wrote to memory of 1924 1392 79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe 27 PID 1392 wrote to memory of 1924 1392 79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe 27 PID 1392 wrote to memory of 1924 1392 79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe 27 PID 1924 wrote to memory of 740 1924 iexplore.exe 29 PID 1924 wrote to memory of 740 1924 iexplore.exe 29 PID 1924 wrote to memory of 740 1924 iexplore.exe 29 PID 1924 wrote to memory of 740 1924 iexplore.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe"C:\Users\Admin\AppData\Local\Temp\79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=79c87d552858845eecce7d11c6ef681dfa2d647c2aef20a1ad33be2507d415c3.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.02⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1924 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:740
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