Analysis
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max time kernel
14s -
max time network
14s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
02-09-2024 16:54
Static task
static1
1 signatures
General
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Target
luythen-0.5.4.exe
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Size
2.5MB
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MD5
5b40e0db4e86ed3666f2ba8eda665c20
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SHA1
d5d18673b312dba25244e162925fded54e599040
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SHA256
4edad8582c9e616cfb6b6ef3b968d99dd5ae5f3c8d25eeafaa58e484c8c0956e
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SHA512
da8d1f1f237e3fa5f21be2529d5c39cad7cb219cc0587b792d96f8d0ce833dbd3009b290bc0411d8c31b64c6d440e58672ea03e084391b3c06357b9eae70e9a9
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SSDEEP
49152:fkR26rfBsTYLH/L7xVmFCOsaYjUaNsFYlW42h+:f82yZsofL7xbOsBjUaNsv+
Malware Config
Signatures
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Obfuscated with Agile.Net obfuscator 2 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral1/memory/3560-9-0x0000000005900000-0x0000000005986000-memory.dmp agile_net behavioral1/memory/3560-14-0x00000000091F0000-0x000000000947E000-memory.dmp agile_net -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 4456 3560 WerFault.exe luythen-0.5.4.exe 3632 3560 WerFault.exe luythen-0.5.4.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.
Processes:
luythen-0.5.4.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language luythen-0.5.4.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
luythen-0.5.4.exepid process 3560 luythen-0.5.4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
luythen-0.5.4.exedescription pid process Token: SeDebugPrivilege 3560 luythen-0.5.4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\luythen-0.5.4.exe"C:\Users\Admin\AppData\Local\Temp\luythen-0.5.4.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3560 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 14762⤵
- Program crash
PID:4456
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 15002⤵
- Program crash
PID:3632
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3560 -ip 35601⤵PID:1436
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3560 -ip 35601⤵PID:4168