Malware Analysis Report

2025-06-16 03:51

Sample ID 240130-ke8nradeek
Target 81f70b54b7d3636313ab065145c42e5a
SHA256 d5b2a38229346acf8eea0d20c4687f9f59627dcbf09c12d8ea5eb77e604653b6
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

d5b2a38229346acf8eea0d20c4687f9f59627dcbf09c12d8ea5eb77e604653b6

Threat Level: Known bad

The file 81f70b54b7d3636313ab065145c42e5a 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 use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-30 08:31

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-30 08:31

Reported

2024-01-30 08:34

Platform

win7-20231215-en

Max time kernel

122s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.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
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 2944 set thread context of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2944 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2944 wrote to memory of 2520 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 2520 wrote to memory of 3040 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Windows\SysWOW64\WerFault.exe
PID 2520 wrote to memory of 3040 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Windows\SysWOW64\WerFault.exe
PID 2520 wrote to memory of 3040 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Windows\SysWOW64\WerFault.exe
PID 2520 wrote to memory of 3040 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

"C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe"

C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

"{path}"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 1616

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 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/2944-0-0x0000000000C90000-0x0000000000D24000-memory.dmp

memory/2944-1-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2944-2-0x0000000004C60000-0x0000000004CA0000-memory.dmp

memory/2944-3-0x00000000008F0000-0x00000000008F8000-memory.dmp

memory/2944-4-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2944-5-0x0000000004C60000-0x0000000004CA0000-memory.dmp

memory/2944-6-0x0000000005E10000-0x0000000005E8C000-memory.dmp

memory/2944-7-0x0000000000A20000-0x0000000000A54000-memory.dmp

memory/2520-8-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2520-10-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2520-12-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2520-14-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2520-18-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2944-23-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2520-22-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2520-24-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2520-20-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2520-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2520-25-0x0000000004B20000-0x0000000004B60000-memory.dmp

memory/2520-26-0x0000000074D70000-0x000000007545E000-memory.dmp

memory/2520-27-0x0000000004B20000-0x0000000004B60000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-30 08:31

Reported

2024-01-30 08:34

Platform

win10v2004-20231222-en

Max time kernel

59s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.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 4000 set thread context of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe
PID 4000 wrote to memory of 1448 N/A C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

Processes

C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

"C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe"

C:\Users\Admin\AppData\Local\Temp\81f70b54b7d3636313ab065145c42e5a.exe

"{path}"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1448 -ip 1448

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 1784

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.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 8.8.8.8:53 169.8.226.132.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 ipbase.com udp
US 104.21.85.189:443 ipbase.com tcp
US 8.8.8.8:53 189.85.21.104.in-addr.arpa udp
US 8.8.8.8:53 97.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

memory/4000-1-0x0000000074940000-0x00000000750F0000-memory.dmp

memory/4000-0-0x0000000000420000-0x00000000004B4000-memory.dmp

memory/4000-2-0x00000000052C0000-0x0000000005864000-memory.dmp

memory/4000-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

memory/4000-4-0x0000000004D30000-0x0000000004D40000-memory.dmp

memory/4000-5-0x0000000004D80000-0x0000000004D8A000-memory.dmp

memory/4000-6-0x00000000050F0000-0x00000000050F8000-memory.dmp

memory/4000-7-0x00000000060F0000-0x000000000618C000-memory.dmp

memory/4000-8-0x0000000074940000-0x00000000750F0000-memory.dmp

memory/4000-9-0x0000000004D30000-0x0000000004D40000-memory.dmp

memory/4000-10-0x00000000078D0000-0x000000000794C000-memory.dmp

memory/4000-11-0x00000000077B0000-0x00000000077E4000-memory.dmp

memory/1448-16-0x0000000074940000-0x00000000750F0000-memory.dmp

memory/1448-17-0x0000000005260000-0x0000000005270000-memory.dmp

memory/4000-15-0x0000000074940000-0x00000000750F0000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\81f70b54b7d3636313ab065145c42e5a.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/1448-12-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1448-18-0x0000000074940000-0x00000000750F0000-memory.dmp