Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 04:20
Static task
static1
Behavioral task
behavioral1
Sample
d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c.dll
Resource
win7-20220901-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c.dll
Resource
win10v2004-20221111-en
windows10-2004-x64
1 signatures
150 seconds
General
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Target
d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c.dll
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Size
162KB
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MD5
65ccdf17d8b3f47c2035e7ad32c5a530
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SHA1
b281bbc6e259cdc8eb2ee0cd401beec01621a24c
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SHA256
d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c
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SHA512
f220a748b397e0a83c09a3cbf589c686ab89cafc6f7dcb54bdb8da452b0cca666c1908d139265b7a8931a0065d192d620d23ec94846d63106fc628c0b2f20477
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SSDEEP
3072:a42tGP8HInPLHeknE7BC8I7aN4zt8LRsvUC:a8LHAA8SfOLRsvUC
Score
8/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 616 lsass.exe -
Loads dropped DLL 2 IoCs
pid Process 1196 rundll32.exe 616 lsass.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\PROGRA~3\c16467c8955c09e8ce6760c3c016d245d75812ff5d3cd6b056540bbebe2e2f0d.pad lsass.exe File opened for modification C:\PROGRA~3\c16467c8955c09e8ce6760c3c016d245d75812ff5d3cd6b056540bbebe2e2f0d.pad lsass.exe File created C:\PROGRA~3\lsass.exe rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" lsass.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" lsass.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main lsass.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377063646" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{34FF0DA1-7519-11ED-A45B-DAC72961D548} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe 616 lsass.exe -
Suspicious use of FindShellTrayWindow 8 IoCs
pid Process 660 iexplore.exe 660 iexplore.exe 660 iexplore.exe 660 iexplore.exe 660 iexplore.exe 660 iexplore.exe 660 iexplore.exe 660 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 660 iexplore.exe 660 iexplore.exe 1748 IEXPLORE.EXE 1748 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1328 wrote to memory of 1196 1328 rundll32.exe 27 PID 1196 wrote to memory of 616 1196 rundll32.exe 28 PID 1196 wrote to memory of 616 1196 rundll32.exe 28 PID 1196 wrote to memory of 616 1196 rundll32.exe 28 PID 1196 wrote to memory of 616 1196 rundll32.exe 28 PID 616 wrote to memory of 660 616 lsass.exe 29 PID 616 wrote to memory of 660 616 lsass.exe 29 PID 616 wrote to memory of 660 616 lsass.exe 29 PID 616 wrote to memory of 660 616 lsass.exe 29 PID 660 wrote to memory of 1748 660 iexplore.exe 31 PID 660 wrote to memory of 1748 660 iexplore.exe 31 PID 660 wrote to memory of 1748 660 iexplore.exe 31 PID 660 wrote to memory of 1748 660 iexplore.exe 31 PID 660 wrote to memory of 516 660 iexplore.exe 32 PID 660 wrote to memory of 516 660 iexplore.exe 32 PID 660 wrote to memory of 516 660 iexplore.exe 32 PID 616 wrote to memory of 660 616 lsass.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1328 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\PROGRA~3\lsass.exeC:\PROGRA~3\lsass.exe C:\Users\Admin\AppData\Local\Temp\d0f2e2ebebb045650b6dc3d5ff21857d542d610c3c0676ec8e90c5598c76461c.dll,GOF13⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:616 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:660 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:660 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1748
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C:\Windows\system32\ctfmon.exectfmon.exe5⤵PID:516
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
603B
MD567ce3efd5eed96ffea1f8b432a68a78e
SHA1e92b2cce7f67da47baf65a9affca309ed1cfe54c
SHA256e6ff4a59998bd149ef20f616dff8874835b1bb7012ad3720e9027ce08263a54e
SHA5126d03df09d79de9fa5dcde92d122decdb2ae9b3d7a1f57eac81ff7d9c71c5fa561b58da039843b641cb2814aae7e0c0f1cef9cdc49e898c5015d4267db285fc1f
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d