Analysis
- user interaction
yes - max time kernel
120s - max time network
111s - platform
windows11-21h2_x64 - resource
win11-20260911-en - resource tags
arch:x64arch:x86image:win11-20260911-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/10/2026, 04:36
Behavioral task
behavioral1
Sample
blastermaster new/StormKittyBuild.exe
Resource
win11-20260911-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
blastermaster new/build.exe
Resource
win11-20260911-en
10 signatures
150 seconds
Behavioral task
behavioral3
Sample
blastermaster new/buildd.exe
Resource
win11-20260911-en
9 signatures
150 seconds
General
- Target blastermaster new/StormKittyBuild.exe
- Size 366KB
- Sample261029-e8cwaaat3k
- SHA256 f05670e2a46f81be69a66c759723e2940da5696bb529716940d1bde591d465d9
- MD5 5bc29568c71379d4554485782b049058
- SHA1 3392b1bae5d5ca39a3898d2ade75052cd58fe62a
- SHA512 2887bdcc0ede427c47e816a091c13746fba2f2d19bbeed7f8791f3d18f4ab56b38bab684bee117c00da12414a462d638f0c6f7aff12acc4f4518917552d953b0
- SSDEEP 6144:u4GLEJNR31jNb+f1wy9dA6S6V50IiCV1uCXD5k30ZgLA3zB0bPrx41h8glN:uFLKpNyj86gdCXD5M9AjmS1WC
- TLSH T19D84127CE6D8B7CEC6613138C9EE6F9D41F298B64807C5D7E82F63191C5466342482BE
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: StormKitty
StormKitty is an open source info stealer written in C#.
- StormKitty payload 3 IoCs
resource yara_rule behavioral1/memory/1100-0-0x0000000000290000-0x00000000002F0000-memory.dmp family_stormkitty behavioral1/memory/1100-1-0x0000000000B00000-0x0000000000B86000-memory.dmp family_stormkitty behavioral1/memory/1100-3-0x000000001C920000-0x000000001C930000-memory.dmp family_stormkitty - Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 2 raw.githubusercontent.com 1 raw.githubusercontent.com - ConfuserEx .NET packer 2 IoCs
Detects ConfuserEx .NET packer.
resource yara_rule behavioral1/memory/1100-0-0x0000000000290000-0x00000000002F0000-memory.dmp ConfuserEx behavioral1/memory/1100-1-0x0000000000B00000-0x0000000000B86000-memory.dmp ConfuserEx - 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 StormKittyBuild.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname StormKittyBuild.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1100 StormKittyBuild.exe