Analysis
- max time kernel
136s - max time network
166s - platform
windows10-2004_x64 - resource
win10v2004-20220718-en - resource tags
arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system - submitted
20/07/2022, 18:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe
Resource
win7-20220718-en
7 signatures
150 seconds
General
- Target 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe
- Size 1.1MB
- Sample220720-wr3h2sebe5
- SHA256 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5
- MD5 905dcfba0df2be874d24d0868f170443
- SHA1 a254cf1d1cdadbb81a627ce6d0807bd0f66f1465
- SHA512 01f1848d0653f032c2252194fd1773407f573551928b72424f4c0fe7128a34c4ae65f08081b6eba9038d43504f0fa06af1776e2dffd16098903b98ef1731bc77
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
netwire
C2
-
79.134.225.73:1968
Attributes
-
activex_autorun
false
-
copy_executable
false
-
delete_original
false
-
host_id
pd1n9
-
lock_executable
false
-
mutex
KHAtGUwc
-
offline_keylogger
false
-
password
Kimbolsapoq!P13
-
registry_autorun
false
-
use_mutex
true
Signatures
- NetWire RAT payload 2 IoCs
resource yara_rule behavioral2/memory/4876-131-0x0000000000400000-0x000000000042C000-memory.dmp netwire behavioral2/memory/4876-140-0x0000000000400000-0x000000000042C000-memory.dmp netwire - Drops startup file 1 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IcsEntitlementHost.url 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1928 set thread context of 4876 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 77 - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1928 wrote to memory of 4876 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 77 PID 1928 wrote to memory of 4876 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 77 PID 1928 wrote to memory of 4876 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 77 PID 1928 wrote to memory of 4876 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 77 PID 1928 wrote to memory of 4876 1928 4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe 77
Processes
-
C:\Users\Admin\AppData\Local\Temp\4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe"C:\Users\Admin\AppData\Local\Temp\4e43e59f1c041a082f67e237541a686b7d18c93fe9d44bed61249fec755e39a5.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\svchost.exe"C:\Windows\SysWOW64\svchost.exe"2⤵PID:4876
-