Analysis
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max time kernel
104s -
max time network
105s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 05:11
Static task
static1
Behavioral task
behavioral1
Sample
02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe
Resource
win10v2004-20241007-en
General
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Target
02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe
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Size
1.1MB
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MD5
477058bbfb81b2a632cf5f2f031af640
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SHA1
a72772e05f08900fe80968ac3669815d41a17f39
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SHA256
02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadeb
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SHA512
04a5f728025c9446e35d8fb258eaa2ad2cdfdbfb3b934b9147980c2f34c50fcc7036f717d68a6030d7666defabbcb6fa9f1bd8a8e555750ba780bf596f5eb799
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SSDEEP
24576:pRmJkcoQricOIQxiZY1iaXMMBs9RLNPTHdk0IFZk:mJZoQrbTFZY1iaXMMBs9RLldk3Tk
Malware Config
Signatures
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Drops startup file 1 IoCs
Processes:
parterres.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\parterres.vbs parterres.exe -
Executes dropped EXE 2 IoCs
Processes:
parterres.exeparterres.exepid process 3760 parterres.exe 4248 parterres.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 12 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
parterres.exedescription pid process target process PID 4248 set thread context of 2084 4248 parterres.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2056 4248 WerFault.exe parterres.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exeparterres.exeparterres.exeRegSvcs.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language parterres.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language parterres.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RegSvcs.exepid process 2084 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
parterres.exeparterres.exepid process 3760 parterres.exe 4248 parterres.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2084 RegSvcs.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exeparterres.exeparterres.exedescription pid process target process PID 3092 wrote to memory of 3760 3092 02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe parterres.exe PID 3092 wrote to memory of 3760 3092 02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe parterres.exe PID 3092 wrote to memory of 3760 3092 02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe parterres.exe PID 3760 wrote to memory of 4256 3760 parterres.exe RegSvcs.exe PID 3760 wrote to memory of 4256 3760 parterres.exe RegSvcs.exe PID 3760 wrote to memory of 4256 3760 parterres.exe RegSvcs.exe PID 3760 wrote to memory of 4248 3760 parterres.exe parterres.exe PID 3760 wrote to memory of 4248 3760 parterres.exe parterres.exe PID 3760 wrote to memory of 4248 3760 parterres.exe parterres.exe PID 4248 wrote to memory of 2084 4248 parterres.exe RegSvcs.exe PID 4248 wrote to memory of 2084 4248 parterres.exe RegSvcs.exe PID 4248 wrote to memory of 2084 4248 parterres.exe RegSvcs.exe PID 4248 wrote to memory of 2084 4248 parterres.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe"C:\Users\Admin\AppData\Local\Temp\02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3092 -
C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"C:\Users\Admin\AppData\Local\Temp\02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe"2⤵
- Drops startup file
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3760 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\02a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadebN.exe"3⤵PID:4256
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C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4248 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"4⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 7164⤵
- Program crash
PID:2056
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4248 -ip 42481⤵PID:4828
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
1.1MB
MD5477058bbfb81b2a632cf5f2f031af640
SHA1a72772e05f08900fe80968ac3669815d41a17f39
SHA25602a849644f940bb0028a187f4565bd7716b8f3283d1e643d813f9501bb7aadeb
SHA51204a5f728025c9446e35d8fb258eaa2ad2cdfdbfb3b934b9147980c2f34c50fcc7036f717d68a6030d7666defabbcb6fa9f1bd8a8e555750ba780bf596f5eb799