Analysis
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max time kernel
147s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
26-05-2022 15:35
Static task
static1
Behavioral task
behavioral1
Sample
97fc90c5b62f3d4c3.dll
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
97fc90c5b62f3d4c3.dll
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Size
151KB
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MD5
55ab2f304f8c2da30aeee7713a95064d
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SHA1
aae939cf3995905399e427097fc90c5b62f3d4c3
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SHA256
41ae907a2bb73794bb2cff40b429e62305847a3e1a95f188b596f1cf925c4547
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SHA512
08bbf78b4154f725399055dfb8a4338ce873297af847a5e30c8b6708e44feeae071fbf7efff9ff2c0b397fdffec5ca52a9591f742092a8f50287e54ce89307d3
Malware Config
Extracted
Family
gozi_rm3
Attributes
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build
300994
rsa_pubkey.base64
Signatures
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B9E72461-DD09-11EC-AB65-7EDEB47CBF10} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00ac01641671d801 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{AF890741-DD09-11EC-AB65-7EDEB47CBF10} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{CB885361-DD09-11EC-AB65-7EDEB47CBF10} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D5280281-DD09-11EC-AB65-7EDEB47CBF10} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{88803B01-DD09-11EC-AB65-7EDEB47CBF10} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
pid Process 1724 iexplore.exe 880 iexplore.exe 776 iexplore.exe 1832 iexplore.exe 1856 iexplore.exe 1072 iexplore.exe -
Suspicious use of SetWindowsHookEx 24 IoCs
pid Process 1724 iexplore.exe 1724 iexplore.exe 288 IEXPLORE.EXE 288 IEXPLORE.EXE 880 iexplore.exe 880 iexplore.exe 580 IEXPLORE.EXE 580 IEXPLORE.EXE 776 iexplore.exe 776 iexplore.exe 2016 IEXPLORE.EXE 2016 IEXPLORE.EXE 1832 iexplore.exe 1832 iexplore.exe 912 IEXPLORE.EXE 912 IEXPLORE.EXE 1856 iexplore.exe 1856 iexplore.exe 940 IEXPLORE.EXE 940 IEXPLORE.EXE 1072 iexplore.exe 1072 iexplore.exe 1848 IEXPLORE.EXE 1848 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 988 wrote to memory of 1932 988 regsvr32.exe 27 PID 1724 wrote to memory of 288 1724 iexplore.exe 33 PID 1724 wrote to memory of 288 1724 iexplore.exe 33 PID 1724 wrote to memory of 288 1724 iexplore.exe 33 PID 1724 wrote to memory of 288 1724 iexplore.exe 33 PID 880 wrote to memory of 580 880 iexplore.exe 36 PID 880 wrote to memory of 580 880 iexplore.exe 36 PID 880 wrote to memory of 580 880 iexplore.exe 36 PID 880 wrote to memory of 580 880 iexplore.exe 36 PID 776 wrote to memory of 2016 776 iexplore.exe 39 PID 776 wrote to memory of 2016 776 iexplore.exe 39 PID 776 wrote to memory of 2016 776 iexplore.exe 39 PID 776 wrote to memory of 2016 776 iexplore.exe 39 PID 1832 wrote to memory of 912 1832 iexplore.exe 42 PID 1832 wrote to memory of 912 1832 iexplore.exe 42 PID 1832 wrote to memory of 912 1832 iexplore.exe 42 PID 1832 wrote to memory of 912 1832 iexplore.exe 42 PID 1856 wrote to memory of 940 1856 iexplore.exe 45 PID 1856 wrote to memory of 940 1856 iexplore.exe 45 PID 1856 wrote to memory of 940 1856 iexplore.exe 45 PID 1856 wrote to memory of 940 1856 iexplore.exe 45 PID 1072 wrote to memory of 1848 1072 iexplore.exe 47 PID 1072 wrote to memory of 1848 1072 iexplore.exe 47 PID 1072 wrote to memory of 1848 1072 iexplore.exe 47 PID 1072 wrote to memory of 1848 1072 iexplore.exe 47
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\97fc90c5b62f3d4c3.dll1⤵
- Suspicious use of WriteProcessMemory
PID:988 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\97fc90c5b62f3d4c3.dll2⤵PID:1932
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1724 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:288
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:880 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:880 CREDAT:275457 /prefetch:22⤵
- Suspicious use of SetWindowsHookEx
PID:580
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:776 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2016
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1832 CREDAT:275457 /prefetch:22⤵
- Suspicious use of SetWindowsHookEx
PID:912
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1856 CREDAT:275457 /prefetch:22⤵
- Suspicious use of SetWindowsHookEx
PID:940
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1072 CREDAT:275457 /prefetch:22⤵
- Suspicious use of SetWindowsHookEx
PID:1848
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