Malware Analysis Report

2025-08-06 04:12

Sample ID 230802-vfas8afh26
Target 3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe
SHA256 3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4e
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

3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4e

Threat Level: Known bad

The file 3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger keylogger stealer

Snake Keylogger payload

Snakekeylogger family

Snake Keylogger

Looks up external IP address via web service

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

2023-08-02 16:55

Signatures

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-02 16:55

Reported

2023-08-02 16:58

Platform

win7-20230712-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.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 freegeoip.app N/A N/A
N/A freegeoip.app N/A N/A
N/A checkip.dyndns.org N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe

"C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2500 -s 1528

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 188.114.97.0:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 99.83.231.61:443 ipbase.com tcp

Files

memory/2500-54-0x0000000000EE0000-0x0000000000F06000-memory.dmp

memory/2500-55-0x0000000074C60000-0x000000007534E000-memory.dmp

memory/2500-56-0x0000000004A00000-0x0000000004A40000-memory.dmp

memory/2500-57-0x0000000074C60000-0x000000007534E000-memory.dmp

memory/2500-58-0x0000000004A00000-0x0000000004A40000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-02 16:55

Reported

2023-08-02 16:58

Platform

win10v2004-20230703-en

Max time kernel

93s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.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 behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe

"C:\Users\Admin\AppData\Local\Temp\3587ab3f5a463683ef5c0a08dfd722285dd148be0b6c7d674447f54c103b0f4eexe_JC.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4264 -ip 4264

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 1828

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.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 188.114.96.0:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 99.83.231.61:443 ipbase.com tcp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
US 8.8.8.8:53 0.96.114.188.in-addr.arpa udp
US 8.8.8.8:53 61.231.83.99.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 121.252.72.23.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 138.175.53.84.in-addr.arpa udp
US 8.8.8.8:53 126.177.238.8.in-addr.arpa udp

Files

memory/4264-133-0x00000000007B0000-0x00000000007D6000-memory.dmp

memory/4264-134-0x0000000074E80000-0x0000000075630000-memory.dmp

memory/4264-135-0x0000000005720000-0x0000000005CC4000-memory.dmp

memory/4264-136-0x0000000005090000-0x000000000512C000-memory.dmp

memory/4264-137-0x0000000005320000-0x0000000005330000-memory.dmp

memory/4264-138-0x0000000074E80000-0x0000000075630000-memory.dmp