Analysis
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max time kernel
43s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 04:21
Static task
static1
Behavioral task
behavioral1
Sample
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe
Resource
win10v2004-20221111-en
General
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Target
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe
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Size
828KB
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MD5
a981e32946d8c48c9cfaef2199fe03df
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SHA1
e1ea48f03471538df5aae94b627717d89c02b20d
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SHA256
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec
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SHA512
018ed63b1e622befd844610fc3da0124dc9a878a7cae08e98c40ec9dbd8afc3941551e3b9aaf72609bf01d625618f9e64b877a05ca71537c4f5f835bb02b1e57
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SSDEEP
24576:mDFhwFzsQNLAr5bj/b4FKHrJ841gAQguqMwP:WFhwFzPBYb02y4SA5M
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exedescription pid process target process PID 1900 set thread context of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe -
Processes:
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exepid process 1380 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 1380 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 1380 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 1380 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 1380 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 1380 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exedescription pid process target process PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe PID 1900 wrote to memory of 1380 1900 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe 4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe"C:\Users\Admin\AppData\Local\Temp\4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe"C:\Users\Admin\AppData\Local\Temp\4d52fb66791dac6302910256b83ce5db8bf0217abbfe6304f629dc3b952c76ec.exe" Track="0001101000"2⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1380-63-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-67-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-56-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-57-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-59-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-61-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-74-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-65-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-73-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-68-0x00000000004BAFB0-mapping.dmp
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memory/1380-72-0x0000000000400000-0x00000000005BC000-memory.dmpFilesize
1.7MB
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memory/1380-71-0x00000000759F1000-0x00000000759F3000-memory.dmpFilesize
8KB
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memory/1900-70-0x0000000000400000-0x00000000004F6000-memory.dmpFilesize
984KB
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memory/1900-54-0x0000000000230000-0x0000000000233000-memory.dmpFilesize
12KB
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memory/1900-55-0x0000000000400000-0x00000000004F6000-memory.dmpFilesize
984KB