Analysis
- max time kernel
148s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 07:55
Behavioral task
behavioral1
Sample
b.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
General
- Target b.exe
- Size 48KB
- Sample261002-jsdj4ax14j
- SHA256 7c836e411344b3a26fb2ba6dae0d5ec18f2df3bcfc44b529c82042e88b7ae757
- MD5 f1c5261b5a69df6088bb41742b363d72
- SHA1 4eb9c8393f23b0b5a7d625ae4c65efbbfb2ba5ed
- SHA512 80e6ff1aa844379d7e6b2843bfd00d076d20169ed11633f1f40b94f73ff8e6932d19241f594a712fa623559a3209eb705dd0e737f8cd904a3268641cfca78f2f
- SSDEEP 768:ejdPC8xkvd0vnil8jx5dKyk6wC3CffnzZ5SbuDDkmIHCPW28l:exNSd4igV/Z3ufnt5SbukmIzl
- TLSH T11F23C64C676D4923F6AF9ABD5472428387BBE322A532E38F08DCC4D8279738549453A7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xenorat
C2
-
nohuvip247.top
Mutex
-
backdoor
Attributes
-
delay
5000
-
install_path
appdata
-
port
80
-
startup_name
winservice.msi
Signatures
- Detect XenoRat Payload 1 IoCs
resource yara_rule behavioral2/memory/1668-1-0x0000000000210000-0x0000000000222000-memory.dmp family_xenorat - Program crash 1 IoCs
pid pid_target Process procid_target 2396 1668 WerFault.exe 87 - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain b.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname b.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 b.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1668 b.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b.exe"C:\Users\Admin\AppData\Local\Temp\b.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 18242⤵
- Program crash
PID:2396
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1668 -ip 16681⤵PID:2936