snakekeylogger | e1eb7a0b13fcd2ec4057e174420cd9c7863db055c0b9315399002a18cb77fcb4 | Triage

Analysis

max time kernel
61s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
29-03-2023 01:19

Sharing

Report Analysis Logs

General

Target

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
Size

735KB
MD5

6215c21244930ce9ada085fa2b057a5b
SHA1

8bd872b4b8d9f03ad26ed7c8af2993d2780dfb4b
SHA256

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5
SHA512

f388976141e65f002c80652296ee18f2e92ca2f56f7d6f0a18a7bf6e66ea709d1c901f2544dca68d41760baa17a145000b0beeb06c646569953fb511a48112d5
SSDEEP

12288:l2y/EHTNu6DQlI9ZE0ml3iOpttWsYXePKUU6aeU0Kmt89Zwd8:l2TXUhZiOttW7MIVfZG8

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
vcsa@valleycountysar.org
Password:
?p$RWs,h$CU%

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4204-140-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral2/memory/4204-145-0x0000000005840000-0x0000000005850000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

Email Collection

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

33 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	pid	process	target process
PID 3924 set thread context of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

pid	process
4204	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
4204	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description pid process

Token: SeDebugPrivilege 4204 7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	pid	process	target process
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 3924 wrote to memory of 4204	3924	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

outlook_office_path 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

outlook_win_path 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

C:\Users\Admin\AppData\Local\Temp\7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
"C:\Users\Admin\AppData\Local\Temp\7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3924

C:\Users\Admin\AppData\Local\Temp\7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
"C:\Users\Admin\AppData\Local\Temp\7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4204

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3924-133-0x00000000002B0000-0x000000000036E000-memory.dmp

Filesize
760KB

Download
memory/3924-134-0x0000000005370000-0x0000000005914000-memory.dmp

Filesize
5.6MB

Download
memory/3924-135-0x0000000004DC0000-0x0000000004E52000-memory.dmp

Filesize
584KB

Download
memory/3924-136-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

Filesize
64KB

Download
memory/3924-137-0x0000000004D20000-0x0000000004D2A000-memory.dmp

Filesize
40KB

Download
memory/3924-138-0x0000000004FE0000-0x0000000004FF0000-memory.dmp

Filesize
64KB

Download
memory/3924-139-0x0000000006690000-0x000000000672C000-memory.dmp

Filesize
624KB

Download
memory/4204-140-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4204-143-0x0000000005840000-0x0000000005850000-memory.dmp

Filesize
64KB

Download
memory/4204-144-0x0000000006A10000-0x0000000006BD2000-memory.dmp

Filesize
1.8MB

Download
memory/4204-145-0x0000000005840000-0x0000000005850000-memory.dmp

Filesize
64KB

Download