Analysis
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max time kernel
110s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 16:25
Behavioral task
behavioral1
Sample
af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe
Resource
win10v2004-20241007-en
General
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Target
af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe
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Size
711KB
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MD5
3ea287be99071e9f1db228d499d753e0
-
SHA1
3c0d1f531af00453af0400b009fa7618c20ab61c
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SHA256
af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610
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SHA512
a13ce9db197a90c9c1fc770e4ed77825c7a783736abdc4965bb60a84ad50db82033c100748975a68c47f89e2c17bb1721bed21b647b654e293c16287b22d0eb3
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SSDEEP
12288:yoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JOJHXC3X+pd167QhEQO:hxY3NtGUmJr+4Obxd+tPZSZFiE6EhE
Malware Config
Signatures
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Fakeav family
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resource yara_rule behavioral2/memory/4408-5-0x0000000000400000-0x00000000004BD000-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" af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\CSRLT.EXE af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe File opened for modification C:\Windows\SysWOW64\CSRLT.EXE af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\MSBLT.EXE af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe File opened for modification C:\Windows\MSBLT.EXE af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.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 af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.exe"C:\Users\Admin\AppData\Local\Temp\af72b6446f510389667594e34d59b172e90c68f0209158534cbbb48aa0105610N.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:4408