Malware Analysis Report

2025-06-16 03:51

Sample ID 240129-tasleaegem
Target 803ddf2110717df4e3b5d67cf4c13ada
SHA256 1912a3115ca432819b123dcabc61253cef3504ad6f407504cd4539651ce51836
Tags
snakekeylogger keylogger 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

1912a3115ca432819b123dcabc61253cef3504ad6f407504cd4539651ce51836

Threat Level: Known bad

The file 803ddf2110717df4e3b5d67cf4c13ada was found to be: Known bad.

Malicious Activity Summary

snakekeylogger keylogger stealer

Snake Keylogger

Snake Keylogger payload

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Checks processor information in registry

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-29 15:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-29 15:51

Reported

2024-01-29 15:54

Platform

win7-20231215-en

Max time kernel

121s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\296082809\296082809.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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2976 set thread context of 2380 N/A C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe

"C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

"C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe

dw20.exe -x -s 1504

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 freegeoip.app udp
US 188.114.96.2:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 104.21.85.189:443 ipbase.com tcp

Files

memory/2380-2-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2976-1-0x00000000000E0000-0x00000000001E0000-memory.dmp

memory/2380-5-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2976-4-0x0000000000090000-0x0000000000092000-memory.dmp

memory/2380-7-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2380-8-0x00000000747B0000-0x0000000074D5B000-memory.dmp

memory/2380-10-0x0000000001F20000-0x0000000001F60000-memory.dmp

memory/2380-9-0x00000000747B0000-0x0000000074D5B000-memory.dmp

memory/2772-11-0x0000000002440000-0x0000000002441000-memory.dmp

memory/2976-12-0x0000000000090000-0x0000000000092000-memory.dmp

memory/2380-13-0x00000000747B0000-0x0000000074D5B000-memory.dmp

memory/2380-14-0x0000000001F20000-0x0000000001F60000-memory.dmp

memory/2772-15-0x0000000002440000-0x0000000002441000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-29 15:51

Reported

2024-01-29 15:54

Platform

win10v2004-20231215-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5092 set thread context of 3080 N/A C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe

"C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe

"C:\Users\Admin\AppData\Local\Temp\296082809\296082809.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe

dw20.exe -x -s 1792

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.97.2:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 172.67.209.71:443 ipbase.com tcp
US 8.8.8.8:53 16.53.126.40.in-addr.arpa udp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.97.114.188.in-addr.arpa udp
US 8.8.8.8:53 71.209.67.172.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 179.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 178.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 123.10.44.20.in-addr.arpa udp

Files

memory/5092-2-0x00000000021F0000-0x00000000021F2000-memory.dmp

memory/5092-1-0x0000000000400000-0x0000000000500000-memory.dmp

memory/3080-3-0x0000000000500000-0x0000000000548000-memory.dmp

memory/3080-4-0x0000000075420000-0x00000000759D1000-memory.dmp

memory/3080-5-0x0000000075420000-0x00000000759D1000-memory.dmp

memory/3080-6-0x0000000000B00000-0x0000000000B10000-memory.dmp

memory/3080-13-0x0000000075420000-0x00000000759D1000-memory.dmp