Malware Analysis Report

2025-06-16 03:50

Sample ID 240129-tvyyxsdhe5
Target 804c2fb52752597cd0fdae9838df7d08
SHA256 0a101b8b739c481e387e2daf5d85aaa93cf0188ff798233817e2e349b7ac1fe9
Tags
snakekeylogger 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

0a101b8b739c481e387e2daf5d85aaa93cf0188ff798233817e2e349b7ac1fe9

Threat Level: Known bad

The file 804c2fb52752597cd0fdae9838df7d08 was found to be: Known bad.

Malicious Activity Summary

snakekeylogger keylogger stealer

Snake Keylogger

Snake Keylogger payload

Checks computer location settings

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Program crash

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-29 16:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-29 16:23

Reported

2024-01-29 16:26

Platform

win7-20231215-en

Max time kernel

122s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.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

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 1620 set thread context of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1620 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 1620 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 1620 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 1620 wrote to memory of 2732 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 1620 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 2548 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1620 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 1940 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\WerFault.exe
PID 1940 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\WerFault.exe
PID 1940 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\WerFault.exe
PID 1940 wrote to memory of 1496 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BcGxjlRX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2146.tmp"

C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 1624

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 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

Files

memory/1620-0-0x0000000000EC0000-0x0000000000FA4000-memory.dmp

memory/1620-1-0x00000000748D0000-0x0000000074FBE000-memory.dmp

memory/1620-2-0x0000000004E50000-0x0000000004E90000-memory.dmp

memory/1620-3-0x0000000000550000-0x0000000000566000-memory.dmp

memory/1620-4-0x00000000748D0000-0x0000000074FBE000-memory.dmp

memory/1620-5-0x0000000004E50000-0x0000000004E90000-memory.dmp

memory/1620-6-0x0000000005530000-0x00000000055BE000-memory.dmp

memory/1620-7-0x0000000004DF0000-0x0000000004E16000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp2146.tmp

MD5 e600d65493c02c763bbab01fc5fa4065
SHA1 715348d8f755169ffd4ea4a5d5f87e899b543a73
SHA256 ae3d8f74205682cf92a49d706900a1230724575c3accf0e052a8fc3d01fd721f
SHA512 510732decf03852d6c04edc9ca377a68452a8d1cbc2d83dcecdd314bbc1a1ac2357cfb7296cfea3aaf7bd1cf2b5010cf7cae04a140d5ae0e5b2ab3fa60df8f86

memory/1940-26-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-24-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-27-0x00000000748D0000-0x0000000074FBE000-memory.dmp

memory/1620-28-0x00000000748D0000-0x0000000074FBE000-memory.dmp

memory/1940-29-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

memory/1940-22-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1940-19-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-17-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-15-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-13-0x0000000000400000-0x0000000000424000-memory.dmp

memory/1940-30-0x00000000748D0000-0x0000000074FBE000-memory.dmp

memory/1940-31-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-29 16:23

Reported

2024-01-29 16:26

Platform

win10v2004-20231215-en

Max time kernel

143s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe 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 3292 set thread context of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3292 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 3292 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 3292 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Windows\SysWOW64\schtasks.exe
PID 3292 wrote to memory of 4764 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 4764 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 4764 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe
PID 3292 wrote to memory of 2804 N/A C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

Processes

C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BcGxjlRX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp37A5.tmp"

C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe

"C:\Users\Admin\AppData\Local\Temp\804c2fb52752597cd0fdae9838df7d08.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2804 -ip 2804

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 1828

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 201.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 148.177.190.20.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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.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
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 8.8.8.8:53 242.44.101.158.in-addr.arpa udp
US 8.8.8.8:53 84.160.67.172.in-addr.arpa udp
US 8.8.8.8:53 71.209.67.172.in-addr.arpa udp
US 8.8.8.8:53 191.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

memory/3292-1-0x0000000000FA0000-0x0000000001084000-memory.dmp

memory/3292-0-0x0000000075070000-0x0000000075820000-memory.dmp

memory/3292-2-0x0000000005A80000-0x0000000005B1C000-memory.dmp

memory/3292-3-0x00000000060D0000-0x0000000006674000-memory.dmp

memory/3292-4-0x0000000005BC0000-0x0000000005C52000-memory.dmp

memory/3292-5-0x0000000005DA0000-0x0000000005DB0000-memory.dmp

memory/3292-6-0x0000000005B20000-0x0000000005B2A000-memory.dmp

memory/3292-7-0x0000000005DB0000-0x0000000005E06000-memory.dmp

memory/3292-8-0x0000000007550000-0x0000000007566000-memory.dmp

memory/3292-9-0x0000000075070000-0x0000000075820000-memory.dmp

memory/3292-10-0x0000000005DA0000-0x0000000005DB0000-memory.dmp

memory/3292-11-0x0000000007980000-0x0000000007A0E000-memory.dmp

memory/3292-12-0x000000000A010000-0x000000000A036000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp37A5.tmp

MD5 12212bb8897ac60f24eb6d66e8da2bb2
SHA1 fdc05833eb61327650c95849fcd90e0ce6a2d490
SHA256 fb15986843865f1530137c142b2a8ebe1c16fefe9f5ddcc6889125a553f4c9cb
SHA512 fecb0904b82a51ff7ba69127d516638367c0e4d1d5cb75c33b9b9bfde7978d5e4393b6406c72b3a1253cfdc1da7a7cdd32ec2a235e693c8a33c7ba7b1a1cf231

memory/2804-18-0x0000000000400000-0x0000000000424000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\804c2fb52752597cd0fdae9838df7d08.exe.log

MD5 17573558c4e714f606f997e5157afaac
SHA1 13e16e9415ceef429aaf124139671ebeca09ed23
SHA256 c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553
SHA512 f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

memory/3292-22-0x0000000075070000-0x0000000075820000-memory.dmp

memory/2804-21-0x0000000075070000-0x0000000075820000-memory.dmp

memory/2804-23-0x0000000004EC0000-0x0000000004ED0000-memory.dmp

memory/2804-24-0x0000000075070000-0x0000000075820000-memory.dmp