Analysis
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max time kernel
140s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-12-2024 01:49
Behavioral task
behavioral1
Sample
78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe
Resource
win10v2004-20241007-en
General
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Target
78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe
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Size
711KB
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MD5
3cd9d246eaf2ffd5a06724f2d4564cd5
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SHA1
3be8ea5d3e8a56f42a8a9f8375b8999b280c28fe
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SHA256
78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d
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SHA512
901fe5d014cee20747afa25abc440b2553b9f97f945c2b9bf8e578d23f4ff3bcb957a681734e4b14137fe281a1abb904cb143ed4f0c2c585bb2c4a416b7d8b78
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SSDEEP
12288:yoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JOVHXC3X+pd167QhEQO:hxY3NtGUmJr+4Obxd+tPZSZRiE6EhE
Malware Config
Signatures
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Fakeav family
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resource yara_rule behavioral2/memory/1200-5-0x0000000000400000-0x00000000004BD000-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" 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\CSRLT.EXE 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe File opened for modification C:\Windows\SysWOW64\CSRLT.EXE 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\MSBLT.EXE 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe File created C:\Windows\MSBLT.EXE 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.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 78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.exe"C:\Users\Admin\AppData\Local\Temp\78e186f5da36264cd0333da6e9bee44e825b8e04a2554bfcfa226be7168af90d.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:1200