Malware Analysis Report

2025-06-16 03:31

Sample ID 220815-km8nqabcg8
Target dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae
SHA256 dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae
Tags
blustealer stormkitty collection stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae

Threat Level: Known bad

The file dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae was found to be: Known bad.

Malicious Activity Summary

blustealer stormkitty collection stealer

StormKitty payload

StormKitty

BluStealer

Checks computer location settings

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

outlook_office_path

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Checks processor information in registry

outlook_win_path

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-15 08:44

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-15 08:44

Reported

2022-08-15 08:46

Platform

win10v2004-20220812-en

Max time kernel

150s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe"

Signatures

BluStealer

stealer blustealer

StormKitty

stealer stormkitty

StormKitty payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A icanhazip.com N/A N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3504 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3504 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3504 wrote to memory of 1380 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3504 wrote to memory of 5004 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\SysWOW64\schtasks.exe
PID 3504 wrote to memory of 5004 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\SysWOW64\schtasks.exe
PID 3504 wrote to memory of 5004 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\SysWOW64\schtasks.exe
PID 3504 wrote to memory of 4712 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4712 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4712 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 3504 wrote to memory of 4744 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe
PID 4744 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4744 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4744 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4744 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4744 wrote to memory of 4988 N/A C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe

"C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RAUXoDciVwKR.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RAUXoDciVwKR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4B9F.tmp"

C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe

"C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe"

C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe

"C:\Users\Admin\AppData\Local\Temp\dfdea8e5cc329e17847e129d8e515043b0dba31f1af48304f28dd181483607ae.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
US 20.42.65.89:443 tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 icanhazip.com udp
US 104.18.115.97:80 icanhazip.com tcp

Files

memory/3504-132-0x0000000000B10000-0x0000000000BE8000-memory.dmp

memory/3504-133-0x0000000005BD0000-0x0000000006174000-memory.dmp

memory/3504-134-0x0000000005620000-0x00000000056B2000-memory.dmp

memory/3504-135-0x0000000005590000-0x000000000559A000-memory.dmp

memory/3504-136-0x000000000B930000-0x000000000B9CC000-memory.dmp

memory/1380-137-0x0000000000000000-mapping.dmp

memory/5004-138-0x0000000000000000-mapping.dmp

memory/1380-139-0x0000000004AD0000-0x0000000004B06000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp4B9F.tmp

MD5 f4771cbe522ae5adc92b247eb709341c
SHA1 cbf2573923e960d6431e84ca392917aa352c8f26
SHA256 f14ec2ff2b41ada3fdf1afcd3babd672d310e86c484619dc60d35eeb59e49c3a
SHA512 307a71f810707a4eb99614bed9e3577f8cc700905c1956fea12acf8a82f7c9176098e0e71802826c8b44dfbd0f533aa22d55d58be412fee7a83f76e77b88abfe

memory/4712-141-0x0000000000000000-mapping.dmp

memory/1380-143-0x0000000005300000-0x0000000005928000-memory.dmp

memory/4744-142-0x0000000000000000-mapping.dmp

memory/4744-144-0x0000000000400000-0x0000000000425000-memory.dmp

memory/1380-147-0x0000000004F90000-0x0000000004FB2000-memory.dmp

memory/4744-146-0x0000000000400000-0x0000000000425000-memory.dmp

memory/1380-148-0x0000000005140000-0x00000000051A6000-memory.dmp

memory/1380-150-0x00000000059E0000-0x0000000005A46000-memory.dmp

memory/4988-152-0x0000000000000000-mapping.dmp

memory/4988-153-0x00000000005C0000-0x00000000005DA000-memory.dmp

memory/1380-154-0x0000000006070000-0x000000000608E000-memory.dmp

memory/4744-155-0x0000000000400000-0x0000000000425000-memory.dmp

memory/1380-156-0x0000000007020000-0x0000000007052000-memory.dmp

memory/1380-157-0x0000000070380000-0x00000000703CC000-memory.dmp

memory/1380-158-0x0000000006620000-0x000000000663E000-memory.dmp

memory/1380-159-0x00000000079B0000-0x000000000802A000-memory.dmp

memory/1380-160-0x0000000007370000-0x000000000738A000-memory.dmp

memory/1380-161-0x00000000073E0000-0x00000000073EA000-memory.dmp

memory/1380-162-0x00000000075F0000-0x0000000007686000-memory.dmp

memory/1380-163-0x00000000075A0000-0x00000000075AE000-memory.dmp

memory/1380-164-0x00000000076B0000-0x00000000076CA000-memory.dmp

memory/1380-165-0x0000000007690000-0x0000000007698000-memory.dmp

memory/4744-166-0x0000000000400000-0x0000000000425000-memory.dmp