Malware Analysis Report

2024-12-07 14:05

Sample ID 241112-cz2f6ssgph
Target 7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe
SHA256 7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1
Tags
snakekeylogger discovery 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

7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1

Threat Level: Known bad

The file 7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger discovery keylogger stealer

Snake Keylogger

Snakekeylogger family

Snake Keylogger payload

Checks computer location settings

Deletes itself

Looks up external IP address via web service

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 02:31

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: behavioral2

Detonation Overview

Submitted

2024-11-12 02:31

Reported

2024-11-12 02:34

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\choice.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe

"C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe"

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 134.177.67.172.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/2364-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

memory/2364-1-0x0000000000B50000-0x0000000000B76000-memory.dmp

memory/2364-2-0x0000000005BB0000-0x0000000006154000-memory.dmp

memory/2364-3-0x0000000005550000-0x00000000055EC000-memory.dmp

memory/2364-4-0x0000000074CD0000-0x0000000075480000-memory.dmp

memory/2364-6-0x0000000074CD0000-0x0000000075480000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 02:31

Reported

2024-11-12 02:34

Platform

win7-20240729-en

Max time kernel

63s

Max time network

30s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\choice.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe

"C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\7855973b58ef009de33b592c971b329ef9b1fdbb4713f018f296b18fa8ef1ce1.exe"

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp

Files

memory/2004-0-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

memory/2004-1-0x00000000013E0000-0x0000000001406000-memory.dmp

memory/2004-2-0x0000000073DB0000-0x000000007449E000-memory.dmp

memory/2004-3-0x0000000073DBE000-0x0000000073DBF000-memory.dmp

memory/2004-4-0x0000000073DB0000-0x000000007449E000-memory.dmp

memory/2004-5-0x0000000073DB0000-0x000000007449E000-memory.dmp