Malware Analysis Report

2025-01-03 07:39

Sample ID 230501-yxpkgsgd83
Target S0LICITUD DE PRESUPUESTO-24-04-23.ISO.iso.bin
SHA256 7b24e9a8334000a1e10dd9cdf66e92e46f890e5a89f77c6bd7e1957a2a97320b
Tags
blustealer stormkitty collection spyware stealer redline infostealer
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7b24e9a8334000a1e10dd9cdf66e92e46f890e5a89f77c6bd7e1957a2a97320b

Threat Level: Known bad

The file S0LICITUD DE PRESUPUESTO-24-04-23.ISO.iso.bin was found to be: Known bad.

Malicious Activity Summary

blustealer stormkitty collection spyware stealer redline infostealer

StormKitty

Detects Redline Stealer samples

RedLine

StormKitty payload

BluStealer

Accesses Microsoft Outlook profiles

Accesses cryptocurrency files/wallets, possible credential harvesting

Looks up external IP address via web service

Suspicious use of SetThreadContext

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

outlook_office_path

Suspicious use of WriteProcessMemory

outlook_win_path

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-05-01 20:10

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-05-01 20:10

Reported

2023-05-01 20:15

Platform

win7-20230220-en

Max time kernel

127s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe"

Signatures

BluStealer

stealer blustealer

StormKitty

stealer stormkitty

StormKitty payload

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\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-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Looks up external IP address via web service

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

Checks processor information in registry

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.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:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1120 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2024 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 1120 wrote to memory of 2008 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 2008 wrote to memory of 1856 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\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-1-5-21-1563773381-2037468142-1146002597-1000\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\S0LICITU.exe

"C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.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 8.8.8.8:53 icanhazip.com udp
US 104.18.115.97:80 icanhazip.com tcp

Files

memory/1120-54-0x0000000000C40000-0x0000000000C74000-memory.dmp

memory/1120-55-0x0000000000640000-0x0000000000650000-memory.dmp

memory/2008-56-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2008-57-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2008-58-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2008-61-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2008-60-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2008-63-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2008-66-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1856-68-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

memory/1856-67-0x00000000000D0000-0x00000000000EA000-memory.dmp

memory/1856-69-0x00000000000D0000-0x00000000000EA000-memory.dmp

memory/1856-73-0x00000000000D0000-0x00000000000EA000-memory.dmp

memory/1856-71-0x00000000000D0000-0x00000000000EA000-memory.dmp

memory/1856-74-0x0000000004E20000-0x0000000004E60000-memory.dmp

memory/2008-75-0x0000000000400000-0x0000000000424000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-01 20:10

Reported

2023-05-01 20:16

Platform

win10v2004-20230221-en

Max time kernel

197s

Max time network

208s

Command Line

"C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe"

Signatures

BluStealer

stealer blustealer

Detects Redline Stealer samples

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

RedLine

infostealer redline

StormKitty

stealer stormkitty

StormKitty payload

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\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-1-5-21-2805025096-2326403612-4231045514-1000\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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe N/A

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Looks up external IP address via web service

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

Checks processor information in registry

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
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:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 2016 wrote to memory of 4208 N/A C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
PID 4208 wrote to memory of 2228 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4208 wrote to memory of 2228 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4208 wrote to memory of 2228 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4208 wrote to memory of 2228 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
PID 4208 wrote to memory of 2228 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\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-1-5-21-2805025096-2326403612-4231045514-1000\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\S0LICITU.exe

"C:\Users\Admin\AppData\Local\Temp\S0LICITU.exe"

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

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.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 93.184.221.240:80 tcp
US 20.189.173.3:443 tcp
NL 87.248.202.1:80 tcp
NL 173.223.113.164:443 tcp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 52.152.110.14:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 64.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 icanhazip.com udp
US 104.18.114.97:80 icanhazip.com tcp
US 8.8.8.8:53 97.114.18.104.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 95.143.109.104.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp

Files

memory/2016-133-0x000001E1A40F0000-0x000001E1A4124000-memory.dmp

memory/2016-134-0x000001E1BE770000-0x000001E1BE780000-memory.dmp

memory/4208-135-0x0000000000400000-0x0000000000424000-memory.dmp

memory/4208-138-0x0000000000400000-0x0000000000424000-memory.dmp

memory/4208-141-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2228-142-0x0000000001200000-0x000000000121A000-memory.dmp

memory/2228-143-0x0000000005800000-0x0000000005866000-memory.dmp

memory/4208-144-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2228-145-0x00000000057F0000-0x0000000005800000-memory.dmp

memory/2228-146-0x0000000006260000-0x00000000062FC000-memory.dmp

memory/2228-147-0x00000000057F0000-0x0000000005800000-memory.dmp