Malware Analysis Report

2024-10-18 23:14

Sample ID 240509-bljhrsab5s
Target 1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe
SHA256 1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4
Tags
snakekeylogger collection 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

1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4

Threat Level: Known bad

The file 1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection keylogger spyware stealer

Snake Keylogger payload

Snake Keylogger

Detects executables with potential process hoocking

Detects executables packed with SmartAssembly

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of AdjustPrivilegeToken

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-09 01:13

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 01:13

Reported

2024-05-09 01:16

Platform

win7-20240508-en

Max time kernel

121s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

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

Detects executables packed with SmartAssembly

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

Detects executables with potential process hoocking

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

Looks up external IP address via web service

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe

"C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe"

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 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 scratchdreams.tk udp
US 172.67.169.18:443 scratchdreams.tk tcp

Files

memory/2976-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

memory/2976-1-0x00000000012D0000-0x000000000136A000-memory.dmp

memory/2976-2-0x0000000074B30000-0x000000007521E000-memory.dmp

memory/2976-3-0x00000000003E0000-0x00000000003FE000-memory.dmp

memory/2976-4-0x0000000000700000-0x0000000000710000-memory.dmp

memory/2976-5-0x00000000008E0000-0x00000000008F6000-memory.dmp

memory/2976-6-0x0000000004850000-0x00000000048B8000-memory.dmp

memory/2976-7-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

memory/2976-8-0x0000000074B30000-0x000000007521E000-memory.dmp

memory/2976-9-0x0000000000990000-0x00000000009B6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 01:13

Reported

2024-05-09 01:16

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

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

Detects executables packed with SmartAssembly

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

Detects executables with potential process hoocking

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

Looks up external IP address via web service

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe

"C:\Users\Admin\AppData\Local\Temp\1f9bb30664b00d710ecedcdd485de690c25e38199c86fc2fe350c7e11c660fd4.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 98.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
JP 132.226.8.169:80 checkip.dyndns.org tcp
US 8.8.8.8:53 169.8.226.132.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 scratchdreams.tk udp
US 104.21.27.85:443 scratchdreams.tk tcp
US 8.8.8.8:53 85.27.21.104.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp

Files

memory/4892-0-0x000000007522E000-0x000000007522F000-memory.dmp

memory/4892-1-0x0000000000E10000-0x0000000000EAA000-memory.dmp

memory/4892-2-0x0000000005F80000-0x0000000006524000-memory.dmp

memory/4892-3-0x00000000058E0000-0x0000000005972000-memory.dmp

memory/4892-5-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4892-4-0x0000000005880000-0x000000000588A000-memory.dmp

memory/4892-6-0x0000000005B20000-0x0000000005B3E000-memory.dmp

memory/4892-7-0x0000000005B60000-0x0000000005B70000-memory.dmp

memory/4892-8-0x0000000005C40000-0x0000000005C56000-memory.dmp

memory/4892-9-0x0000000006EC0000-0x0000000006F28000-memory.dmp

memory/4892-10-0x0000000009880000-0x000000000991C000-memory.dmp

memory/4892-11-0x000000007522E000-0x000000007522F000-memory.dmp

memory/4892-12-0x0000000075220000-0x00000000759D0000-memory.dmp

memory/4892-13-0x0000000003160000-0x0000000003186000-memory.dmp

memory/4892-14-0x00000000016C0000-0x0000000001710000-memory.dmp

memory/4892-15-0x0000000007AF0000-0x0000000007CB2000-memory.dmp