Malware Analysis Report

2024-12-07 14:07

Sample ID 241112-jwteqa1nej
Target 4d4c6fd4a56433abf2f9b0276733f99a25c932747d6883b678864839534fabba
SHA256 4d4c6fd4a56433abf2f9b0276733f99a25c932747d6883b678864839534fabba
Tags
snakekeylogger collection discovery keylogger spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

4d4c6fd4a56433abf2f9b0276733f99a25c932747d6883b678864839534fabba

Threat Level: Known bad

The file 4d4c6fd4a56433abf2f9b0276733f99a25c932747d6883b678864839534fabba was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection discovery keylogger spyware stealer

Snake Keylogger payload

Snakekeylogger family

Snake Keylogger

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

outlook_office_path

Suspicious use of AdjustPrivilegeToken

outlook_win_path

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 08:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 08:01

Reported

2024-11-12 08:04

Platform

win7-20240903-en

Max time kernel

117s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger 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
N/A N/A N/A N/A

Snakekeylogger family

snakekeylogger

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2100 set thread context of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

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\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2100 wrote to memory of 2296 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp

Files

memory/2100-0-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

memory/2100-1-0x0000000001150000-0x00000000011DC000-memory.dmp

memory/2100-2-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2100-3-0x0000000000460000-0x0000000000472000-memory.dmp

memory/2100-4-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

memory/2100-5-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2100-6-0x0000000004990000-0x00000000049FC000-memory.dmp

memory/2296-7-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-13-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-17-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-9-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2296-10-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-15-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-8-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2296-18-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2100-19-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2296-20-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2296-21-0x0000000074E50000-0x000000007553E000-memory.dmp

memory/2296-22-0x0000000074E50000-0x000000007553E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 08:01

Reported

2024-11-12 08:04

Platform

win10v2004-20241007-en

Max time kernel

142s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4204 set thread context of 388 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

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\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 242.44.101.158.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp

Files

memory/4204-0-0x000000007468E000-0x000000007468F000-memory.dmp

memory/4204-1-0x0000000000200000-0x000000000028C000-memory.dmp

memory/4204-2-0x0000000005330000-0x00000000058D4000-memory.dmp

memory/4204-3-0x0000000004C60000-0x0000000004CF2000-memory.dmp

memory/4204-4-0x0000000004D20000-0x0000000004D2A000-memory.dmp

memory/4204-5-0x0000000005040000-0x00000000050DC000-memory.dmp

memory/4204-6-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/4204-7-0x0000000004FB0000-0x0000000004FC2000-memory.dmp

memory/4204-8-0x000000007468E000-0x000000007468F000-memory.dmp

memory/4204-9-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/4204-10-0x0000000007A10000-0x0000000007A7C000-memory.dmp

memory/388-11-0x0000000000400000-0x0000000000426000-memory.dmp

memory/388-13-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/4204-14-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/388-15-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/388-16-0x0000000006650000-0x00000000066A0000-memory.dmp

memory/388-17-0x0000000006870000-0x0000000006A32000-memory.dmp

memory/388-18-0x0000000074680000-0x0000000074E30000-memory.dmp