Malware Analysis Report

2025-06-16 03:51

Sample ID 240130-fas1aaaabk
Target 817dceddeb12f68590d1031f1edfbe3d
SHA256 b67a3dbc20dd77a81c2e43cde040971fcb6af02cd5d4370d148f3e84a105cffe
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

b67a3dbc20dd77a81c2e43cde040971fcb6af02cd5d4370d148f3e84a105cffe

Threat Level: Known bad

The file 817dceddeb12f68590d1031f1edfbe3d 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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-01-30 04:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-30 04:40

Reported

2024-01-30 04:43

Platform

win7-20231215-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.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

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 use of SetThreadContext

Description Indicator Process Target
PID 1684 set thread context of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 1684 wrote to memory of 2676 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe
PID 2676 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Windows\SysWOW64\WerFault.exe
PID 2676 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Windows\SysWOW64\WerFault.exe
PID 2676 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Windows\SysWOW64\WerFault.exe
PID 2676 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe

"C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe"

C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe

"{path}"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 1580

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 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 172.67.209.71:443 ipbase.com tcp

Files

memory/1684-1-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/1684-0-0x00000000002E0000-0x0000000000396000-memory.dmp

memory/1684-2-0x0000000004A30000-0x0000000004A70000-memory.dmp

memory/1684-3-0x0000000000510000-0x0000000000518000-memory.dmp

memory/1684-4-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/1684-5-0x0000000004A30000-0x0000000004A70000-memory.dmp

memory/1684-6-0x0000000004DF0000-0x0000000004E94000-memory.dmp

memory/1684-7-0x00000000050A0000-0x0000000005100000-memory.dmp

memory/2676-8-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2676-9-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2676-10-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2676-11-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1684-16-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/2676-19-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2676-17-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2676-14-0x0000000000400000-0x0000000000424000-memory.dmp

memory/2676-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2676-20-0x00000000747B0000-0x0000000074E9E000-memory.dmp

memory/2676-21-0x0000000004C60000-0x0000000004CA0000-memory.dmp

memory/2676-22-0x00000000747B0000-0x0000000074E9E000-memory.dmp

memory/2676-23-0x0000000004C60000-0x0000000004CA0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-30 04:40

Reported

2024-01-30 04:43

Platform

win10v2004-20231215-en

Max time kernel

138s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.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 948 set thread context of 4172 N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe

"C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe"

C:\Users\Admin\AppData\Local\Temp\817dceddeb12f68590d1031f1edfbe3d.exe

"{path}"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4172 -ip 4172

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4172 -s 1780

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 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 172.67.209.71:443 ipbase.com tcp
US 8.8.8.8:53 84.160.67.172.in-addr.arpa udp
US 8.8.8.8:53 242.44.101.158.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 71.209.67.172.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/948-1-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/948-3-0x0000000004B80000-0x0000000004C12000-memory.dmp

memory/948-2-0x0000000005090000-0x0000000005634000-memory.dmp

memory/948-0-0x00000000001F0000-0x00000000002A6000-memory.dmp

memory/948-4-0x0000000004D40000-0x0000000004D50000-memory.dmp

memory/948-5-0x0000000004D10000-0x0000000004D1A000-memory.dmp

memory/948-7-0x0000000009880000-0x000000000991C000-memory.dmp

memory/948-6-0x0000000005000000-0x0000000005008000-memory.dmp

memory/948-8-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/948-9-0x0000000004D40000-0x0000000004D50000-memory.dmp

memory/948-10-0x0000000009C90000-0x0000000009D34000-memory.dmp

memory/4172-12-0x0000000000400000-0x0000000000424000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\817dceddeb12f68590d1031f1edfbe3d.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/4172-16-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/4172-17-0x00000000054B0000-0x00000000054C0000-memory.dmp

memory/948-15-0x0000000074B40000-0x00000000752F0000-memory.dmp

memory/948-11-0x0000000009D70000-0x0000000009DD0000-memory.dmp

memory/4172-18-0x0000000074B40000-0x00000000752F0000-memory.dmp