Malware Analysis Report

2024-12-07 14:06

Sample ID 241112-c4q61ashnh
Target 899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe
SHA256 899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4
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

899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4

Threat Level: Known bad

The file 899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger discovery keylogger stealer

Snake Keylogger payload

Snakekeylogger family

Snake Keylogger

Checks computer location settings

Deletes itself

Looks up external IP address via web service

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 02:38

Signatures

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 02:38

Reported

2024-11-12 02:40

Platform

win7-20240903-en

Max time kernel

119s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.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

Deletes itself

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

Looks up external IP address via web service

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\choice.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe

"C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe"

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

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 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp

Files

memory/1700-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

memory/1700-1-0x0000000000810000-0x0000000000836000-memory.dmp

memory/1700-2-0x00000000746F0000-0x0000000074DDE000-memory.dmp

memory/1700-3-0x00000000746FE000-0x00000000746FF000-memory.dmp

memory/1700-4-0x00000000746F0000-0x0000000074DDE000-memory.dmp

memory/1700-5-0x00000000746F0000-0x0000000074DDE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 02:38

Reported

2024-11-12 02:40

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A

Looks up external IP address via web service

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\choice.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe

"C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\899dc226fa35da5923b2c6e6e0b90834dd1ea0b4d2e156a6bc99acd1a183a2d4.exe"

C:\Windows\SysWOW64\choice.exe

choice /C Y /N /D Y /T 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

memory/536-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

memory/536-1-0x00000000005E0000-0x0000000000606000-memory.dmp

memory/536-2-0x0000000005610000-0x0000000005BB4000-memory.dmp

memory/536-3-0x0000000005060000-0x00000000050FC000-memory.dmp

memory/536-4-0x0000000074EF0000-0x00000000756A0000-memory.dmp

memory/536-6-0x0000000074EF0000-0x00000000756A0000-memory.dmp