Malware Analysis Report

2024-10-18 23:14

Sample ID 240511-bpzn6ada6z
Target 47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
SHA256 47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6
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

47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6

Threat Level: Known bad

The file 47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.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 binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Detects executables referencing many email and collaboration clients. Observed in information stealers

Detects executables packed with SmartAssembly

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of AdjustPrivilegeToken

outlook_win_path

Suspicious use of WriteProcessMemory

outlook_office_path

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-11 01:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-11 01:19

Reported

2024-05-11 01:22

Platform

win7-20240215-en

Max time kernel

121s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.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

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
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

Detects executables packed with SmartAssembly

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

Detects executables referencing many email and collaboration clients. Observed in information stealers

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

Detects executables with potential process hoocking

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.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\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1148 wrote to memory of 2660 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe

"C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe"

C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe

"C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 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/1148-0-0x000000007416E000-0x000000007416F000-memory.dmp

memory/1148-1-0x0000000000D70000-0x0000000000E48000-memory.dmp

memory/1148-2-0x0000000074160000-0x000000007484E000-memory.dmp

memory/1148-3-0x0000000000AC0000-0x0000000000ADE000-memory.dmp

memory/1148-4-0x0000000000A70000-0x0000000000A80000-memory.dmp

memory/1148-5-0x0000000000AE0000-0x0000000000AF6000-memory.dmp

memory/1148-6-0x0000000005E90000-0x0000000005EF8000-memory.dmp

memory/2660-9-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2660-8-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2660-20-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2660-18-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2660-16-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2660-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2660-13-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2660-11-0x0000000000400000-0x0000000000426000-memory.dmp

memory/1148-21-0x0000000074160000-0x000000007484E000-memory.dmp

memory/2660-22-0x0000000074160000-0x000000007484E000-memory.dmp

memory/2660-23-0x0000000074160000-0x000000007484E000-memory.dmp

memory/2660-24-0x0000000074160000-0x000000007484E000-memory.dmp

memory/2660-25-0x0000000074160000-0x000000007484E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-11 01:19

Reported

2024-05-11 01:22

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.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 referencing many email and collaboration clients. Observed in information stealers

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-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.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\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe
PID 1256 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe

"C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe"

C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe

"C:\Users\Admin\AppData\Local\Temp\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.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 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 134.177.67.172.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 scratchdreams.tk udp
US 172.67.169.18:443 scratchdreams.tk tcp
US 8.8.8.8:53 18.169.67.172.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

memory/1256-0-0x00000000750EE000-0x00000000750EF000-memory.dmp

memory/1256-1-0x0000000000A50000-0x0000000000B28000-memory.dmp

memory/1256-2-0x00000000059C0000-0x0000000005F64000-memory.dmp

memory/1256-3-0x0000000005500000-0x0000000005592000-memory.dmp

memory/1256-4-0x00000000055B0000-0x00000000055BA000-memory.dmp

memory/1256-6-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/1256-5-0x0000000005670000-0x000000000570C000-memory.dmp

memory/1256-7-0x0000000006950000-0x000000000696E000-memory.dmp

memory/1256-8-0x0000000006980000-0x0000000006990000-memory.dmp

memory/1256-9-0x0000000006AC0000-0x0000000006AD6000-memory.dmp

memory/1256-10-0x0000000008460000-0x00000000084C8000-memory.dmp

memory/1732-11-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\47bb0ef943e46c827462b25bf946e7b6ee2cfb6be54fb4b02b0a18cd1a8e70b6.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/1256-14-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/1732-15-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/1732-16-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/1732-17-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/1732-18-0x0000000000C70000-0x0000000000CC0000-memory.dmp

memory/1732-19-0x00000000063B0000-0x0000000006572000-memory.dmp