Malware Analysis Report

2025-06-16 03:51

Sample ID 240131-lbg73aagdk
Target 840b567a9e2a4b9d9cc93ebb3d2e551e
SHA256 f9c99819e882b21b76cf3397677ec58d55243ef1852c3105a3e324c4cf60dafd
Tags
snakekeylogger keylogger stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

f9c99819e882b21b76cf3397677ec58d55243ef1852c3105a3e324c4cf60dafd

Threat Level: Known bad

The file 840b567a9e2a4b9d9cc93ebb3d2e551e 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

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-31 09:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-31 09:21

Reported

2024-01-31 09:24

Platform

win7-20231215-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.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

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 2400 set thread context of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2400 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 2692 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Windows\SysWOW64\WerFault.exe
PID 2692 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Windows\SysWOW64\WerFault.exe
PID 2692 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Windows\SysWOW64\WerFault.exe
PID 2692 wrote to memory of 552 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2692 -s 1572

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 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 172.67.209.71:443 ipbase.com tcp

Files

memory/2400-0-0x0000000000880000-0x000000000093C000-memory.dmp

memory/2400-1-0x0000000074980000-0x000000007506E000-memory.dmp

memory/2400-2-0x0000000000800000-0x0000000000882000-memory.dmp

memory/2400-3-0x00000000048B0000-0x00000000048F0000-memory.dmp

memory/2400-4-0x0000000000560000-0x0000000000576000-memory.dmp

memory/2400-5-0x0000000074980000-0x000000007506E000-memory.dmp

memory/2400-6-0x00000000048B0000-0x00000000048F0000-memory.dmp

memory/2400-7-0x0000000005450000-0x00000000054DA000-memory.dmp

memory/2400-8-0x0000000004B80000-0x0000000004BA4000-memory.dmp

memory/2692-9-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-11-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-13-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-23-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-26-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

memory/2692-25-0x0000000074980000-0x000000007506E000-memory.dmp

memory/2400-24-0x0000000074980000-0x000000007506E000-memory.dmp

memory/2692-21-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-19-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2692-15-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2692-27-0x0000000074980000-0x000000007506E000-memory.dmp

memory/2692-28-0x0000000004CA0000-0x0000000004CE0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-31 09:21

Reported

2024-01-31 09:24

Platform

win10v2004-20231215-en

Max time kernel

93s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.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 4788 set thread context of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4788 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 2456 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 4088 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe
PID 4788 wrote to memory of 3056 N/A C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

Processes

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"

C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe

"C:\Users\Admin\AppData\Local\Temp\840b567a9e2a4b9d9cc93ebb3d2e551e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 3056 -ip 3056

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3056 -s 1808

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 175.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.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 8.8.8.8:53 177.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 freegeoip.app udp
US 104.21.73.97:443 freegeoip.app tcp
US 8.8.8.8:53 242.44.101.158.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 97.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 189.85.21.104.in-addr.arpa udp
US 8.8.8.8:53 172.178.17.96.in-addr.arpa udp

Files

memory/4788-0-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/4788-1-0x0000000000200000-0x00000000002BC000-memory.dmp

memory/4788-2-0x00000000070D0000-0x0000000007152000-memory.dmp

memory/4788-3-0x000000000A1F0000-0x000000000A28C000-memory.dmp

memory/4788-4-0x000000000A840000-0x000000000ADE4000-memory.dmp

memory/4788-5-0x000000000A330000-0x000000000A3C2000-memory.dmp

memory/4788-6-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

memory/4788-7-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

memory/4788-8-0x000000000A290000-0x000000000A2E6000-memory.dmp

memory/4788-9-0x000000000CFD0000-0x000000000CFE6000-memory.dmp

memory/4788-10-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/4788-11-0x0000000004BB0000-0x0000000004BC0000-memory.dmp

memory/4788-12-0x0000000000BE0000-0x0000000000C6A000-memory.dmp

memory/4788-13-0x0000000000820000-0x0000000000844000-memory.dmp

memory/3056-14-0x0000000000400000-0x0000000000424000-memory.dmp

memory/3056-15-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/3056-17-0x0000000005A90000-0x0000000005AA0000-memory.dmp

memory/4788-18-0x0000000074A90000-0x0000000075240000-memory.dmp

memory/3056-19-0x0000000074A90000-0x0000000075240000-memory.dmp