Malware Analysis Report

2024-12-07 14:10

Sample ID 241112-n3yp8svpcj
Target a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
SHA256 a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957
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: 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

a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957

Threat Level: Known bad

The file a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection discovery keylogger spyware stealer

Snakekeylogger family

Snake Keylogger

Snake Keylogger payload

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

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 11:55

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 11:55

Reported

2024-11-12 11:58

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org 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\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2692 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe

"C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe"

C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe

"C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 8.8.8.8:53 73.247.226.132.in-addr.arpa udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 134.177.67.172.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/2692-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

memory/2692-1-0x0000000000FA0000-0x0000000001052000-memory.dmp

memory/2692-2-0x0000000005FB0000-0x0000000006554000-memory.dmp

memory/2692-3-0x0000000005AA0000-0x0000000005B32000-memory.dmp

memory/2692-4-0x0000000005A60000-0x0000000005A6A000-memory.dmp

memory/2692-5-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/2692-6-0x00000000747DE000-0x00000000747DF000-memory.dmp

memory/2692-7-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/2692-8-0x0000000005D70000-0x0000000005D8C000-memory.dmp

memory/2692-9-0x0000000005460000-0x00000000054C8000-memory.dmp

memory/2692-10-0x000000000DDE0000-0x000000000DE7C000-memory.dmp

memory/4088-11-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/4088-14-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/2692-15-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/4088-16-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/4088-17-0x00000000747D0000-0x0000000074F80000-memory.dmp

memory/4088-18-0x00000000063D0000-0x0000000006420000-memory.dmp

memory/4088-19-0x00000000065F0000-0x00000000067B2000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 11:55

Reported

2024-11-12 11:58

Platform

win7-20240903-en

Max time kernel

118s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org 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\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe
PID 2728 wrote to memory of 2588 N/A C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe

"C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe"

C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe

"C:\Users\Admin\AppData\Local\Temp\a2bcf903e2e35f9d43de040568e1bd0312dd0943a29f8b87861ccf50e66e9957.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp

Files

memory/2728-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

memory/2728-1-0x0000000000E30000-0x0000000000EE2000-memory.dmp

memory/2728-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2728-3-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2728-4-0x0000000000570000-0x000000000058C000-memory.dmp

memory/2728-5-0x00000000009A0000-0x0000000000A08000-memory.dmp

memory/2588-6-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-8-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-9-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-17-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-15-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-13-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2588-10-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2588-18-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2588-20-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2728-19-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2588-21-0x0000000074AC0000-0x00000000751AE000-memory.dmp

memory/2588-22-0x0000000074AC0000-0x00000000751AE000-memory.dmp