Analysis
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max time kernel
110s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-11-2024 23:36
Behavioral task
behavioral1
Sample
1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe
Resource
win10v2004-20241007-en
General
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Target
1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe
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Size
812KB
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MD5
79b25e079e1656b90650ddce3ab08e02
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SHA1
346290a61265c6c7603aa9702a68c1c1e38bcc87
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SHA256
1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605
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SHA512
47cec3606de7487064fa991ceed67c87cbbb285fbf7f977395cd62241221a2e59d7ee3d1309b4fa9bcf62d944f7066132a20ef7e8b0d1a2f4775b1db477398f7
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SSDEEP
12288:yoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JOpHXC3X+pd167QhEQOZ:hxY3NtGUmJr+4Obxd+tPZSZliE6EhEZ
Malware Config
Signatures
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Fakeav family
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resource yara_rule behavioral1/memory/2108-5-0x0000000000400000-0x00000000004BD000-memory.dmp fakeav -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CSRLT.EXE = "C:\\Windows\\system32\\CSRLT.EXE" 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\CSRLT.EXE 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe File created C:\Windows\SysWOW64\CSRLT.EXE 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\MSBLT.EXE 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe File opened for modification C:\Windows\MSBLT.EXE 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe"C:\Users\Admin\AppData\Local\Temp\1bcbf10f4c679f0556485992285f79fd3f78ecac9b7e9bdbc6383c7c202f4605.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2108