Malware Analysis Report

2025-06-16 03:50

Sample ID 240129-3ebywschf8
Target 8122ff616e9f7fa92350d46c51dc5ba9
SHA256 9d5ac230896a9d94a7bc9c3858b02525f9e07fc67756f48c25d57d503a70fa5a
Tags
snakekeylogger keylogger 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

9d5ac230896a9d94a7bc9c3858b02525f9e07fc67756f48c25d57d503a70fa5a

Threat Level: Known bad

The file 8122ff616e9f7fa92350d46c51dc5ba9 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 use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-29 23:25

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-29 23:25

Reported

2024-01-29 23:27

Platform

win10v2004-20231215-en

Max time kernel

90s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.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 1840 set thread context of 4420 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.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 opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU 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\8122ff616e9f7fa92350d46c51dc5ba9.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\8122ff616e9f7fa92350d46c51dc5ba9.exe

"C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe"

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

"C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe"

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

dw20.exe -x -s 1792

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
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 freegeoip.app udp
US 172.67.160.84:443 freegeoip.app tcp
US 8.8.8.8:53 168.6.122.193.in-addr.arpa udp
US 8.8.8.8:53 84.160.67.172.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 ipbase.com udp
US 104.21.85.189:443 ipbase.com tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 189.85.21.104.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/1840-0-0x0000000000490000-0x00000000004B2000-memory.dmp

memory/1840-1-0x0000000004230000-0x0000000004232000-memory.dmp

memory/4420-2-0x0000000000400000-0x0000000000448000-memory.dmp

memory/1840-3-0x0000000000490000-0x00000000004B2000-memory.dmp

memory/4420-4-0x0000000074D20000-0x00000000752D1000-memory.dmp

memory/4420-5-0x0000000074D20000-0x00000000752D1000-memory.dmp

memory/4420-6-0x00000000010C0000-0x00000000010D0000-memory.dmp

memory/4420-13-0x0000000074D20000-0x00000000752D1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-29 23:25

Reported

2024-01-29 23:27

Platform

win7-20231215-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.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
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 2364 set thread context of 2320 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.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\8122ff616e9f7fa92350d46c51dc5ba9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2364 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2364 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2364 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2364 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2364 wrote to memory of 2320 N/A C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
PID 2320 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
PID 2320 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
PID 2320 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
PID 2320 wrote to memory of 2724 N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe

Processes

C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe

"C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe"

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

"C:\Users\Admin\AppData\Local\Temp\8122ff616e9f7fa92350d46c51dc5ba9.exe"

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

dw20.exe -x -s 588

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 172.67.160.84:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 172.67.209.71:443 ipbase.com tcp

Files

memory/2364-0-0x0000000000A70000-0x0000000000A92000-memory.dmp

memory/2364-1-0x0000000000140000-0x0000000000142000-memory.dmp

memory/2320-2-0x0000000000080000-0x00000000000C8000-memory.dmp

memory/2320-9-0x0000000000080000-0x00000000000C8000-memory.dmp

memory/2320-12-0x0000000000080000-0x00000000000C8000-memory.dmp

memory/2320-5-0x0000000000080000-0x00000000000C8000-memory.dmp

memory/2364-4-0x0000000000A70000-0x0000000000A92000-memory.dmp

memory/2320-13-0x00000000744F0000-0x0000000074A9B000-memory.dmp

memory/2320-14-0x00000000009E0000-0x0000000000A20000-memory.dmp

memory/2320-15-0x00000000744F0000-0x0000000074A9B000-memory.dmp

memory/2724-16-0x0000000000370000-0x0000000000371000-memory.dmp

memory/2320-17-0x00000000744F0000-0x0000000074A9B000-memory.dmp

memory/2320-18-0x00000000009E0000-0x0000000000A20000-memory.dmp