Malware Analysis Report

2025-06-16 03:51

Sample ID 240129-nv472saebp
Target 7fc0b24b378f6975a87d91e1a858e022
SHA256 bd88c2e27cb3bc893a90abcdaefea79c68fbd0301f250a724a9627a94351114a
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

bd88c2e27cb3bc893a90abcdaefea79c68fbd0301f250a724a9627a94351114a

Threat Level: Known bad

The file 7fc0b24b378f6975a87d91e1a858e022 was found to be: Known bad.

Malicious Activity Summary

snakekeylogger keylogger stealer

Snake Keylogger

Snake Keylogger payload

CustAttr .NET packer

Looks up external IP address via web service

Suspicious use of SetThreadContext

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

2024-01-29 11:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-29 11:44

Reported

2024-01-29 11:46

Platform

win7-20231215-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.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

CustAttr .NET packer

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 2996 set thread context of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2996 wrote to memory of 2820 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe
PID 2820 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Windows\SysWOW64\WerFault.exe
PID 2820 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Windows\SysWOW64\WerFault.exe
PID 2820 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Windows\SysWOW64\WerFault.exe
PID 2820 wrote to memory of 1636 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe

"C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe"

C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe

"C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 1572

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 172.67.160.84:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 104.21.85.189:443 ipbase.com tcp

Files

memory/2996-0-0x0000000000C50000-0x0000000000D7C000-memory.dmp

memory/2996-1-0x0000000074B90000-0x000000007527E000-memory.dmp

memory/2996-2-0x00000000047D0000-0x0000000004810000-memory.dmp

memory/2996-3-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2996-4-0x0000000074B90000-0x000000007527E000-memory.dmp

memory/2996-5-0x00000000047D0000-0x0000000004810000-memory.dmp

memory/2996-6-0x0000000004E60000-0x0000000004ECC000-memory.dmp

memory/2996-7-0x0000000000550000-0x000000000057A000-memory.dmp

memory/2820-8-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2820-9-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2820-10-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2820-11-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2820-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2820-14-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2996-16-0x0000000074B90000-0x000000007527E000-memory.dmp

memory/2820-17-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2820-19-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2820-20-0x00000000744A0000-0x0000000074B8E000-memory.dmp

memory/2820-21-0x0000000004C60000-0x0000000004CA0000-memory.dmp

memory/2820-22-0x00000000744A0000-0x0000000074B8E000-memory.dmp

memory/2820-23-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-29 11:44

Reported

2024-01-29 11:46

Platform

win10v2004-20231215-en

Max time kernel

92s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

CustAttr .NET packer

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 684 set thread context of 3248 N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe

"C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe"

C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe

"C:\Users\Admin\AppData\Local\Temp\7fc0b24b378f6975a87d91e1a858e022.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3248 -ip 3248

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3248 -s 1808

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.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
BR 132.226.247.73:80 checkip.dyndns.org tcp
US 8.8.8.8:53 73.247.226.132.in-addr.arpa udp
US 8.8.8.8:53 freegeoip.app udp
US 188.114.96.2:443 freegeoip.app tcp
US 8.8.8.8:53 ipbase.com udp
US 172.67.209.71:443 ipbase.com tcp
US 8.8.8.8:53 2.96.114.188.in-addr.arpa udp
US 8.8.8.8:53 71.209.67.172.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp

Files

memory/684-1-0x0000000074C40000-0x00000000753F0000-memory.dmp

memory/684-0-0x0000000000460000-0x000000000058C000-memory.dmp

memory/684-2-0x0000000004F20000-0x0000000004FBC000-memory.dmp

memory/684-3-0x0000000005570000-0x0000000005B14000-memory.dmp

memory/684-4-0x0000000005060000-0x00000000050F2000-memory.dmp

memory/684-5-0x00000000051E0000-0x00000000051F0000-memory.dmp

memory/684-6-0x0000000005030000-0x000000000503A000-memory.dmp

memory/684-7-0x0000000005160000-0x00000000051B6000-memory.dmp

memory/684-8-0x0000000005110000-0x0000000005122000-memory.dmp

memory/684-9-0x0000000074C40000-0x00000000753F0000-memory.dmp

memory/684-10-0x00000000051E0000-0x00000000051F0000-memory.dmp

memory/684-11-0x0000000006D90000-0x0000000006DFC000-memory.dmp

memory/684-12-0x0000000005540000-0x000000000556A000-memory.dmp

memory/3248-13-0x0000000000400000-0x0000000000424000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7fc0b24b378f6975a87d91e1a858e022.exe.log

MD5 17573558c4e714f606f997e5157afaac
SHA1 13e16e9415ceef429aaf124139671ebeca09ed23
SHA256 c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512 f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

memory/684-16-0x0000000074C40000-0x00000000753F0000-memory.dmp

memory/3248-17-0x0000000074C40000-0x00000000753F0000-memory.dmp

memory/3248-18-0x00000000052C0000-0x00000000052D0000-memory.dmp

memory/3248-19-0x0000000074C40000-0x00000000753F0000-memory.dmp