Malware Analysis Report

2025-08-05 12:54

Sample ID 230804-fbnf7ahe75
Target TKSC2310596000.exe
SHA256 c545399c898bb75310af8f052aafc91e44893ff82905d80f3b449321b6c61489
Tags
snakekeylogger keylogger spyware 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

c545399c898bb75310af8f052aafc91e44893ff82905d80f3b449321b6c61489

Threat Level: Known bad

The file TKSC2310596000.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger keylogger spyware stealer

Snake Keylogger

Snake Keylogger payload

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-08-04 04:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-04 04:42

Reported

2023-08-04 04:44

Platform

win7-20230712-en

Max time kernel

118s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.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

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

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 2332 set thread context of 3036 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe"

C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe"

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

Files

memory/2332-54-0x0000000000080000-0x000000000010E000-memory.dmp

memory/2332-55-0x0000000074750000-0x0000000074E3E000-memory.dmp

memory/2332-56-0x0000000004D20000-0x0000000004D60000-memory.dmp

memory/2332-57-0x00000000003B0000-0x00000000003C0000-memory.dmp

memory/2332-58-0x0000000074750000-0x0000000074E3E000-memory.dmp

memory/2332-59-0x0000000004D20000-0x0000000004D60000-memory.dmp

memory/2332-60-0x00000000003D0000-0x00000000003DA000-memory.dmp

memory/2332-61-0x0000000005070000-0x00000000050D0000-memory.dmp

memory/3036-62-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3036-63-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3036-64-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3036-66-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3036-68-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3036-70-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3036-72-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3036-74-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2332-75-0x0000000074750000-0x0000000074E3E000-memory.dmp

memory/3036-76-0x0000000074750000-0x0000000074E3E000-memory.dmp

memory/3036-77-0x0000000004A50000-0x0000000004A90000-memory.dmp

memory/3036-78-0x0000000074750000-0x0000000074E3E000-memory.dmp

memory/3036-79-0x0000000004A50000-0x0000000004A90000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-04 04:42

Reported

2023-08-04 04:44

Platform

win10v2004-20230703-en

Max time kernel

140s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

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 2860 set thread context of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2860 wrote to memory of 4356 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4356 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4356 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe
PID 2860 wrote to memory of 4048 N/A C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

Processes

C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe"

C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe"

C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe

"C:\Users\Admin\AppData\Local\Temp\TKSC2310596000.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.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 8.8.8.8:53 126.23.238.8.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 131.72.42.20.in-addr.arpa udp

Files

memory/2860-133-0x0000000000EE0000-0x0000000000F6E000-memory.dmp

memory/2860-134-0x00000000746F0000-0x0000000074EA0000-memory.dmp

memory/2860-135-0x0000000005F40000-0x00000000064E4000-memory.dmp

memory/2860-136-0x0000000005990000-0x0000000005A22000-memory.dmp

memory/2860-137-0x0000000005AF0000-0x0000000005B00000-memory.dmp

memory/2860-138-0x0000000005970000-0x000000000597A000-memory.dmp

memory/2860-139-0x00000000746F0000-0x0000000074EA0000-memory.dmp

memory/2860-140-0x0000000005AF0000-0x0000000005B00000-memory.dmp

memory/2860-141-0x0000000009CC0000-0x0000000009D5C000-memory.dmp

memory/4048-142-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\TKSC2310596000.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/2860-146-0x00000000746F0000-0x0000000074EA0000-memory.dmp

memory/4048-145-0x00000000746F0000-0x0000000074EA0000-memory.dmp

memory/4048-147-0x0000000005020000-0x0000000005030000-memory.dmp

memory/4048-148-0x00000000063A0000-0x0000000006562000-memory.dmp

memory/4048-149-0x00000000746F0000-0x0000000074EA0000-memory.dmp

memory/4048-150-0x0000000005020000-0x0000000005030000-memory.dmp