Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/06/2026, 19:09
Behavioral task
behavioral1
Sample
tmpy87k__id.exe
Resource
win10ltsc2021-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmpy87k__id.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target tmpy87k__id.exe
- Size 313KB
- Sample260601-xtvrnadx61
- SHA256 1dffdc569c0107c0f2e102f0da4fb60ac3ad59c5697e822f68548e681a384ad9
- MD5 c1345fcff48c3cab9ac413edc0d0450e
- SHA1 2f776710c9f7c0cb77f913f748c1b7b5887d24bb
- SHA512 c49f6913c567ff4eb25cd701200f95e6b819c3ca0f2bf1d317615d94cef4ddef2ea676ca783ae8a3b91b93952d5c3dc2b20a1b5602d20988410a41f6331d266b
- SSDEEP 6144:JODtVoPWF4irPVpCRAGnJgqpPsPJg0j0sL70ouDobPfkMEsVhuhBZ+Z+bwg:ItVoP24+pClnJ+PJ1j0W7XuDob3kMmXd
- TLSH T197641250ABFD4116F5BA2BB04D724F908A15BC90F970838E16546D1F69B2F20AD3AB37
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
netwire
C2
-
dnsresoIve.ns01.US:9505
-
PLUGINUPDATES.duckdns.org:9505
-
updateavlocalgenuine.com:9505
-
localupdate.ns02.info:9505
-
dnsresolve.nsl1.cc:9505
-
dnsresolve.srs8l2.com:9505
-
dnsresolve.srz2l6.com:9505
Attributes
-
activex_autorun
false
-
copy_executable
false
-
delete_original
false
-
host_id
_OH-%Rand%
-
lock_executable
false
-
offline_keylogger
false
-
password
DuleX
-
registry_autorun
false
-
use_mutex
false
Signatures
- NetWire RAT payload 4 IoCs
resource yara_rule behavioral2/memory/2380-6-0x0000000000400000-0x000000000047E000-memory.dmp netwire behavioral2/memory/2380-8-0x0000000000400000-0x0000000003538000-memory.dmp netwire behavioral2/memory/2380-9-0x0000000000400000-0x000000000047E000-memory.dmp netwire behavioral2/memory/2380-17-0x0000000000400000-0x000000000047E000-memory.dmp netwire - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3108 set thread context of 2380 3108 tmpy87k__id.exe 90 -
resource yara_rule behavioral2/memory/3108-0-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/3108-2-0x0000000000400000-0x00000000004BA000-memory.dmp upx - System Location Discovery: System Language Discovery 1 TTPs 2 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 tmpy87k__id.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmpy87k__id.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3108 tmpy87k__id.exe 3108 tmpy87k__id.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3108 tmpy87k__id.exe 3108 tmpy87k__id.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3108 wrote to memory of 2380 3108 tmpy87k__id.exe 90 PID 3108 wrote to memory of 2380 3108 tmpy87k__id.exe 90 PID 3108 wrote to memory of 2380 3108 tmpy87k__id.exe 90 PID 3108 wrote to memory of 2380 3108 tmpy87k__id.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmpy87k__id.exe"C:\Users\Admin\AppData\Local\Temp\tmpy87k__id.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3108 -
C:\Users\Admin\AppData\Local\Temp\tmpy87k__id.exeC:\Users\Admin\AppData\Local\Temp\tmpy87k__id.exe2⤵
- System Location Discovery: System Language Discovery
PID:2380
-