Analysis
- max time kernel
149s - max time network
104s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
24/05/2026, 20:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tmp6fg8hpmn.exe
Resource
win10ltsc2021-20260513-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmp6fg8hpmn.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target tmp6fg8hpmn.exe
- Size 796KB
- Sample260524-zaemfaav2t
- SHA256 afd26079505c52f938bf1af51d8633833a7a8804b4a8171487e26dd06c84735f
- MD5 5c7fcc11b2a9d0c9e891946a9d36067a
- SHA1 8e3e22d19d12f4836e2b7c9f42d84cf7faf91907
- SHA512 aa4c6b2204187d708a3ba8c572ed3b17032b7f623a2f65c2687bdcc56aec16ec54d9b2633416932f070fcdbb25ade48b4fa40969c4eef40beb5c6c53c6c66c47
- SSDEEP 24576:ldmo30ahMwQWnagWWt34TWvZQiyMPvDpbB:vRyMXP
- TLSH T13105BF27A7411C13E9E184716976ED5A5A349C3B60234E0F6385BB953AF2AC36EF031F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
netwire
C2
-
localupdate.ns02.info:1443
-
LOCALSERVER.ns01.US:1443
-
dnsresoIve.ns01.US:1443
-
PLUGINUPDATES.duckdns.org:1443
-
updateavlocalgenuine.com:1443
-
dnsresolve.nsl1.cc:1443
Attributes
-
activex_autorun
false
-
activex_key
{A3N5KUJ4-U7S4-6J45-1DJ6-32HM4W8Q0615}
-
copy_executable
false
-
delete_original
false
-
host_id
ADM-%Rand%
-
lock_executable
false
-
offline_keylogger
false
-
password
DuleX
-
registry_autorun
false
-
use_mutex
false
Signatures
- NetWire RAT payload 4 IoCs
resource yara_rule behavioral3/memory/1300-6-0x0000000000400000-0x000000000047E000-memory.dmp netwire behavioral3/memory/1300-5-0x0000000000400000-0x000000000047E000-memory.dmp netwire behavioral3/memory/1300-7-0x0000000000400000-0x000000000047E000-memory.dmp netwire behavioral3/memory/1300-14-0x0000000000400000-0x000000000047E000-memory.dmp netwire - Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A3N5KUJ4-U7S4-6J45-1DJ6-32HM4W8Q0615} tmp6fg8hpmn.exE Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{A3N5KUJ4-U7S4-6J45-1DJ6-32HM4W8Q0615}\StubPath = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmp6fg8hpmn.exE\"" tmp6fg8hpmn.exE - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4332 set thread context of 1300 4332 tmp6fg8hpmn.exe 80 - 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 tmp6fg8hpmn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmp6fg8hpmn.exE - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4332 tmp6fg8hpmn.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4332 wrote to memory of 1300 4332 tmp6fg8hpmn.exe 80 PID 4332 wrote to memory of 1300 4332 tmp6fg8hpmn.exe 80 PID 4332 wrote to memory of 1300 4332 tmp6fg8hpmn.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmp6fg8hpmn.exe"C:\Users\Admin\AppData\Local\Temp\tmp6fg8hpmn.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Users\Admin\AppData\Local\Temp\tmp6fg8hpmn.exE"C:\Users\Admin\AppData\Local\Temp\tmp6fg8hpmn.exE"2⤵
- Boot or Logon Autostart Execution: Active Setup
- System Location Discovery: System Language Discovery
PID:1300
-