Malware Analysis Report

2024-09-22 23:56

Sample ID 240426-pbk6haca6s
Target 9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd
SHA256 9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd
Tags
rat default asyncrat stormkitty discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd

Threat Level: Known bad

The file 9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat stormkitty discovery spyware stealer

Asyncrat family

StormKitty payload

Async RAT payload

AsyncRat

StormKitty

Reads user/profile data of web browsers

Checks installed software on the system

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-04-26 12:09

Signatures

Async RAT payload

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

Asyncrat family

asyncrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-26 12:09

Reported

2024-04-26 12:11

Platform

win10v2004-20240419-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe

"C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe"

Network

Country Destination Domain Proto
BG 94.156.128.246:3323 tcp
BG 94.156.128.246:3323 tcp
BG 94.156.128.246:3323 tcp
BG 94.156.128.246:3323 tcp
BG 94.156.128.246:3323 tcp
BG 94.156.128.246:3323 tcp
BG 94.156.128.246:3323 tcp

Files

memory/2896-0-0x0000000000740000-0x0000000000758000-memory.dmp

memory/2896-2-0x00007FFF58B90000-0x00007FFF59651000-memory.dmp

memory/2896-3-0x00000000029C0000-0x00000000029D0000-memory.dmp

memory/2896-4-0x00007FFF58B90000-0x00007FFF59651000-memory.dmp

memory/2896-5-0x00000000029C0000-0x00000000029D0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-26 12:09

Reported

2024-04-26 12:11

Platform

win11-20240412-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe"

Signatures

AsyncRat

rat asyncrat

StormKitty

stealer stormkitty

StormKitty payload

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

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe

"C:\Users\Admin\AppData\Local\Temp\9cb9f9145a6ee0e02edeb9bc4def3214418342fe7e3a130ba8511a1c8ed77fcd.exe"

Network

Country Destination Domain Proto
BG 94.156.128.246:3323 tcp
US 8.8.8.8:53 246.128.156.94.in-addr.arpa udp
BG 94.156.128.246:3323 tcp
US 52.111.227.13:443 tcp

Files

memory/4864-0-0x0000000000330000-0x0000000000348000-memory.dmp

memory/4864-2-0x00007FFA0DBE0000-0x00007FFA0E6A2000-memory.dmp

memory/4864-3-0x000000001B120000-0x000000001B130000-memory.dmp

memory/4864-4-0x00007FFA2F0A0000-0x00007FFA2F2A9000-memory.dmp

memory/4864-8-0x000000001B120000-0x000000001B130000-memory.dmp

memory/4864-9-0x000000001B120000-0x000000001B130000-memory.dmp

memory/4864-10-0x000000001C320000-0x000000001C396000-memory.dmp

memory/4864-11-0x000000001C7A0000-0x000000001C8C2000-memory.dmp

memory/4864-12-0x000000001B0F0000-0x000000001B10E000-memory.dmp

memory/4864-51-0x000000001C1D0000-0x000000001C1F2000-memory.dmp

memory/4864-52-0x00007FFA0DBE0000-0x00007FFA0E6A2000-memory.dmp

memory/4864-53-0x000000001B120000-0x000000001B130000-memory.dmp

memory/4864-54-0x00007FFA2F0A0000-0x00007FFA2F2A9000-memory.dmp

memory/4864-55-0x000000001B120000-0x000000001B130000-memory.dmp

memory/4864-56-0x000000001B120000-0x000000001B130000-memory.dmp