Malware Analysis Report

2024-10-18 21:31

Sample ID 240816-1wfbjazckc
Target StormKittyBuilder.exe
SHA256 1930c1df6cd383764992b0ef0169d579937bc51e583a2f6e61038fb0745e2b1a
Tags
stormkitty discovery stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1930c1df6cd383764992b0ef0169d579937bc51e583a2f6e61038fb0745e2b1a

Threat Level: Known bad

The file StormKittyBuilder.exe was found to be: Known bad.

Malicious Activity Summary

stormkitty discovery stealer

Stormkitty family

StormKitty

StormKitty payload

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-16 21:59

Signatures

StormKitty payload

Description Indicator Process Target
N/A N/A N/A N/A

Stormkitty family

stormkitty

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-16 21:59

Reported

2024-08-16 22:02

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe"

Signatures

StormKitty

stealer stormkitty

StormKitty payload

Description Indicator Process Target
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe

"C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/2788-0-0x000000007470E000-0x000000007470F000-memory.dmp

memory/2788-1-0x0000000000300000-0x0000000000310000-memory.dmp

memory/2788-2-0x0000000074700000-0x0000000074EB0000-memory.dmp

memory/2788-3-0x000000007470E000-0x000000007470F000-memory.dmp

memory/2788-4-0x0000000074700000-0x0000000074EB0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-16 21:59

Reported

2024-08-16 22:02

Platform

win7-20240704-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe"

Signatures

StormKitty

stealer stormkitty

StormKitty payload

Description Indicator Process Target
N/A N/A N/A N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe

"C:\Users\Admin\AppData\Local\Temp\StormKittyBuilder.exe"

Network

N/A

Files

memory/2696-0-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

memory/2696-1-0x0000000000EB0000-0x0000000000EC0000-memory.dmp

memory/2696-2-0x0000000074D50000-0x000000007543E000-memory.dmp

memory/2696-3-0x0000000074D5E000-0x0000000074D5F000-memory.dmp

memory/2696-4-0x0000000074D50000-0x000000007543E000-memory.dmp