Malware Analysis Report

2025-06-16 03:51

Sample ID 240130-18r6vsfccr
Target 82b51cd131dfd15563e352b5ee83163c
SHA256 31b5000cf78635731bfe23c558dfe5b7f5319ee14fc34864a51e6cc125647a41
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

31b5000cf78635731bfe23c558dfe5b7f5319ee14fc34864a51e6cc125647a41

Threat Level: Known bad

The file 82b51cd131dfd15563e352b5ee83163c 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

Program crash

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-30 22:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-30 22:19

Reported

2024-01-30 22:22

Platform

win7-20231215-en

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.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 2416 set thread context of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2416 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2532 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2416 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 2548 wrote to memory of 908 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Windows\SysWOW64\WerFault.exe
PID 2548 wrote to memory of 908 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Windows\SysWOW64\WerFault.exe
PID 2548 wrote to memory of 908 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Windows\SysWOW64\WerFault.exe
PID 2548 wrote to memory of 908 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe"

C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe"

C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe"

C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 1616

Network

Country Destination Domain Proto
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 104.21.73.97:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 172.67.209.71:443 ipbase.com tcp

Files

memory/2416-0-0x0000000000230000-0x000000000034E000-memory.dmp

memory/2416-1-0x0000000074430000-0x0000000074B1E000-memory.dmp

memory/2416-2-0x0000000004E60000-0x0000000004EA0000-memory.dmp

memory/2416-3-0x0000000000570000-0x0000000000588000-memory.dmp

memory/2416-4-0x0000000074430000-0x0000000074B1E000-memory.dmp

memory/2416-5-0x0000000004E60000-0x0000000004EA0000-memory.dmp

memory/2416-6-0x0000000005FA0000-0x0000000006030000-memory.dmp

memory/2416-7-0x0000000000710000-0x0000000000734000-memory.dmp

memory/2548-8-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2548-9-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2548-10-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2548-11-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2548-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2548-14-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2416-18-0x0000000074430000-0x0000000074B1E000-memory.dmp

memory/2548-16-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2548-19-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2548-20-0x0000000073450000-0x0000000073B3E000-memory.dmp

memory/2548-21-0x0000000004BC0000-0x0000000004C00000-memory.dmp

memory/2548-22-0x0000000073450000-0x0000000073B3E000-memory.dmp

memory/2548-23-0x0000000004BC0000-0x0000000004C00000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-30 22:19

Reported

2024-01-30 22:22

Platform

win10v2004-20231215-en

Max time kernel

135s

Max time network

163s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.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 4516 set thread context of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe
PID 4516 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

Processes

C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe"

C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe

"C:\Users\Admin\AppData\Local\Temp\82b51cd131dfd15563e352b5ee83163c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2252 -ip 2252

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2252 -s 1828

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 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 150.1.37.23.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
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 0.130.122.193.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 97.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 ipbase.com udp
US 172.67.209.71:443 ipbase.com tcp
US 8.8.8.8:53 71.209.67.172.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 206.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

memory/4516-0-0x00000000746C0000-0x0000000074E70000-memory.dmp

memory/4516-1-0x0000000000500000-0x000000000061E000-memory.dmp

memory/4516-2-0x0000000005030000-0x00000000050CC000-memory.dmp

memory/4516-3-0x0000000005680000-0x0000000005C24000-memory.dmp

memory/4516-4-0x00000000050D0000-0x0000000005162000-memory.dmp

memory/4516-5-0x0000000004F90000-0x0000000004FA0000-memory.dmp

memory/4516-6-0x0000000005020000-0x000000000502A000-memory.dmp

memory/4516-7-0x00000000052C0000-0x0000000005316000-memory.dmp

memory/4516-8-0x0000000005540000-0x0000000005558000-memory.dmp

memory/4516-9-0x00000000746C0000-0x0000000074E70000-memory.dmp

memory/4516-10-0x0000000004F90000-0x0000000004FA0000-memory.dmp

memory/4516-11-0x00000000082B0000-0x0000000008340000-memory.dmp

memory/4516-12-0x000000000AA40000-0x000000000AA64000-memory.dmp

memory/2252-13-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2252-14-0x00000000746C0000-0x0000000074E70000-memory.dmp

memory/4516-16-0x00000000746C0000-0x0000000074E70000-memory.dmp

memory/2252-17-0x00000000056E0000-0x00000000056F0000-memory.dmp

memory/2252-18-0x00000000746C0000-0x0000000074E70000-memory.dmp