Analysis
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max time kernel
140s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
25-12-2024 18:24
Behavioral task
behavioral1
Sample
625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe
Resource
win10v2004-20241007-en
General
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Target
625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe
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Size
1.6MB
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MD5
f7d4958f5bcc6f8ffd714b651ff78861
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SHA1
f04f501f58e8fece2c4c91133623e4a5ceea76ea
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SHA256
625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893
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SHA512
4dd06b29440e502cc439c55cebcf5bb7ffb280514ea297ede715acf7795b994981f75974b5f64a9f79259a2ec48fdca623619a7b128c401bba4be818c5ebdcf5
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SSDEEP
24576:hxY3NtGUmJr+4Obxd+tPZSZPiE6EhE9xY3NtGUmJr+4Obxd+tPZSZRiE6EhEL:LY3buzMM0IY3buzMy0E
Malware Config
Signatures
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Fakeav family
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resource yara_rule behavioral2/memory/2340-5-0x0000000000400000-0x00000000004BD000-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" 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\CSRLT.EXE 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe File opened for modification C:\Windows\SysWOW64\CSRLT.EXE 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\MSBLT.EXE 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe File created C:\Windows\MSBLT.EXE 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.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 625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.exe"C:\Users\Admin\AppData\Local\Temp\625a653c8679c011078e70fc9a030a4a11cdcaf2c8891692a14eadf68999b893.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:2340