Analysis
- user interaction
yes - max time kernel
149s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
14/03/2026, 16:40
Behavioral task
behavioral1
Sample
SilverRat.exe
Resource
win10v2004-20260130-en
5 signatures
150 seconds
General
- Target SilverRat.exe
- Size 25.2MB
- Sample260314-t62tyset2s
- SHA256 79a4605d24d32f992d8e144202e980bb6b52bf8c9925b1498a1da59e50ac51f9
- MD5 d6527f7d5f5152c3f5fff6786e5c1606
- SHA1 e8da82b4a3d2b6bee04236162e5e46e636310ec6
- SHA512 2b4eb9e66028d263c52b3da42fa3df256cf49cd7a7ebdf7c75da6a2dedfd2c22cb5f2071345b7016cd742539c74a801cad70c612330be79802fa19f860ea2d5f
- SSDEEP 786432:SZYRGnGvovVvAuuglekvAR4vzHcv6lHGH9KdDmvQuLGgJMKV+n9n1vgvVv2jlv1S:Ik79a
- TLSH T15147C602BB049B04C97C347A82FB2E2DA3E5F9CB17718A1FDF1136661DD62B699CC146
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- 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.
resource yara_rule behavioral2/memory/3212-5-0x0000000008110000-0x000000000815E000-memory.dmp agile_net behavioral2/memory/3212-11-0x0000000009B50000-0x0000000009C9E000-memory.dmp agile_net - 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 SilverRat.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 SilverRat.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz SilverRat.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe 3212 SilverRat.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3212 SilverRat.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\SilverRat.exe"C:\Users\Admin\AppData\Local\Temp\SilverRat.exe"1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3212
-
C:\Windows\system32\wbem\WmiApSrv.exeC:\Windows\system32\wbem\WmiApSrv.exe1⤵PID:2372
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\Tmp211F.tmp
- Size 4KB
- SHA256 f41d8818774f3ec0bf936e564f50008b46f5e4060edaab3bd72ffa389fb9ef21
- MD5 e1a48ec781542ab4f0d3a3368b2a1d05
- SHA1 a35670f07e5320a1591a55d903b35dcdd1d224a1
- SHA512 d3e756d8b321d38962a7b36af617d152e9bfd499b31f1630a24ada435715ad81a29ab73e4ab4aa21bbc9029b4177a943303e7df922bf375c2583607cb6f6566a
- SSDEEP 96:CQfjkXdydhQOJ5NkclEeD+z75vL3PScuRphTcqmiyKpg1Sz:CQLidyda+IecvL8RbTtM1Sz
- TLSH T1A6915D16961EBD7DE8A6CCB64CDCD057CE78CF889B6A581B03BB54B60901FD35538016
- MD5 SHA1 SHA512 SSDEEP TLSH