Malware Analysis Report

2024-12-07 14:10

Sample ID 241112-c817rswlhm
Target 9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe
SHA256 9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c
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: 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

9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c

Threat Level: Known bad

The file 9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger discovery keylogger stealer

Snake Keylogger

Snake Keylogger payload

Snakekeylogger family

Looks up external IP address via web service

Suspicious use of SetThreadContext

Program crash

Unsigned PE

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 02:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 02:45

Reported

2024-11-12 02:48

Platform

win7-20240903-en

Max time kernel

117s

Max time network

117s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe

"C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe"

Network

N/A

Files

memory/2124-0-0x000007FEF5423000-0x000007FEF5424000-memory.dmp

memory/2124-1-0x00000000011A0000-0x00000000011A8000-memory.dmp

memory/2124-2-0x00000000002D0000-0x000000000034A000-memory.dmp

memory/2124-3-0x000007FEF5420000-0x000007FEF5E0C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 02:45

Reported

2024-11-12 02:48

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.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

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 756 set thread context of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3672 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
PID 756 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe

"C:\Users\Admin\AppData\Local\Temp\9fedf1aaea38b9847b0badbd1a47756ad0c48b541460530e1602485ef707ae0c.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3672 -ip 3672

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3672 -s 1588

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 64.159.190.20.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 66.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/756-0-0x00007FFC7FDF3000-0x00007FFC7FDF5000-memory.dmp

memory/756-1-0x000002613B650000-0x000002613B658000-memory.dmp

memory/756-2-0x0000026155A00000-0x0000026155A7A000-memory.dmp

memory/756-3-0x00007FFC7FDF0000-0x00007FFC808B1000-memory.dmp

memory/3672-4-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3672-5-0x00000000745FE000-0x00000000745FF000-memory.dmp

memory/3672-6-0x0000000005640000-0x0000000005BE4000-memory.dmp

memory/3672-7-0x0000000005090000-0x000000000512C000-memory.dmp

memory/756-8-0x00007FFC7FDF0000-0x00007FFC808B1000-memory.dmp

memory/3672-9-0x00000000745F0000-0x0000000074DA0000-memory.dmp

memory/3672-10-0x00000000745F0000-0x0000000074DA0000-memory.dmp