Analysis
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max time kernel
116s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20250207-en -
resource tags
arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system -
submitted
09/02/2025, 04:10
Static task
static1
Behavioral task
behavioral1
Sample
ad7944585459312eceb71221e89b7018.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
ad7944585459312eceb71221e89b7018.exe
Resource
win10v2004-20250207-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20250207-en
Behavioral task
behavioral5
Sample
Norby.ps1
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
Norby.ps1
Resource
win10v2004-20250207-en
General
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Target
$PLUGINSDIR/nsExec.dll
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Size
6KB
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MD5
ec62e1a8d16d8f1b0eb792aa26e5de5c
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SHA1
faa219618aec99cffb81c312728dc56c1fdc5798
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SHA256
193d396fc7be5fed9d585de3c43e23d640c1dce725499f0274b3898c248545aa
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SHA512
cb3f3458cf734ab7b964ed25cac87ff2938292eed9caae1305b2e5975bde885f4d8b06d05d4099ef614982cd55d97e9ddc0f13bbe2cdd9fb642d008788ed3017
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SSDEEP
96:O7fhZwXd8KgEbAa9PweF1WxD8ZLMJGgmkNp38:/N8KgWAuLWxD8ZAGgmkN
Malware Config
Signatures
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Downloads MZ/PE file 1 IoCs
flow pid Process 22 4604 Process not Found -
Program crash 1 IoCs
pid pid_target Process procid_target 2856 2256 WerFault.exe 86 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MicrosoftEdgeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2832 MicrosoftEdgeUpdate.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1036 wrote to memory of 2256 1036 rundll32.exe 86 PID 1036 wrote to memory of 2256 1036 rundll32.exe 86 PID 1036 wrote to memory of 2256 1036 rundll32.exe 86
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1036 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:2256 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 6123⤵
- Program crash
PID:2856
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2256 -ip 22561⤵PID:936
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7RUU4NUFEREMtOEUyOC00Q0JCLThEMUItRDU3QzMxMTVBRjc0fSIgdXNlcmlkPSJ7N0U3NUUyQkYtMkNEMC00RUI5LUEwRjYtNURGOEU4Q0RFNDRCfSIgaW5zdGFsbHNvdXJjZT0ibGltaXRlZCIgcmVxdWVzdGlkPSJ7MjI5RDI3RDAtRTIyMi00MDZELUI5RTktNUIzRkE1MTEzREJEfSIgZGVkdXA9ImNyIiBkb21haW5qb2luZWQ9IjAiPjxodyBsb2dpY2FsX2NwdXM9IjIiIHBoeXNtZW1vcnk9IjQiIGRpc2tfdHlwZT0iMiIgc3NlPSIxIiBzc2UyPSIxIiBzc2UzPSIxIiBzc3NlMz0iMSIgc3NlNDE9IjEiIHNzZTQyPSIxIiBhdng9IjEiLz48b3MgcGxhdGZvcm09IndpbiIgdmVyc2lvbj0iMTAuMC4xOTA0MS4xMjg4IiBzcD0iIiBhcmNoPSJ4NjQiIHByb2R1Y3RfdHlwZT0iNDgiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O0UreGJBejZZNnNVMTI4OWJTNnFsNFZSTGJramZCVUdUTUpzanJIcjQ0aUk9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4NjAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODIxNjMwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0OTY4Nzc4ODU3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2832