snakekeylogger | e1eb7a0b13fcd2ec4057e174420cd9c7863db055c0b9315399002a18cb77fcb4 | Triage

Analysis

max time kernel
60s
max time network
117s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
29-03-2023 01:19

Sharing

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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 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1220-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1220-62-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1220-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1220-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1220-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/1220-70-0x0000000002260000-0x00000000022A0000-memory.dmp	family_snakekeylogger
behavioral1/memory/1220-71-0x0000000002260000-0x00000000022A0000-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-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Office\16.0\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

4 checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	pid	process	target process
PID 2036 set thread context of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

pid	process
1220	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
1220	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description pid process

Token: SeDebugPrivilege 1220 7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	pid	process	target process
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe
PID 2036 wrote to memory of 1220	2036	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe	7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

outlook_office_path 1 IoCs

Processes:

7bafa941839aa64bee8e75e02d68b800d0dcf5f19f981eae5eade5b99d657de5.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\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-1-5-21-3948302646-268491222-1934009652-1000\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:2036

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:1220

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

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Downloads

memory/1220-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1220-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1220-71-0x0000000002260000-0x00000000022A0000-memory.dmp

Filesize
256KB

Download
memory/1220-70-0x0000000002260000-0x00000000022A0000-memory.dmp

Filesize
256KB

Download
memory/1220-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1220-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1220-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1220-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1220-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1220-62-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2036-58-0x00000000056C0000-0x0000000005762000-memory.dmp

Filesize
648KB

Download
memory/2036-55-0x0000000001E60000-0x0000000001EA0000-memory.dmp

Filesize
256KB

Download
memory/2036-54-0x0000000000930000-0x00000000009EE000-memory.dmp

Filesize
760KB

Download
memory/2036-59-0x0000000001F10000-0x0000000001F38000-memory.dmp

Filesize
160KB

Download
memory/2036-57-0x0000000000900000-0x000000000090C000-memory.dmp

Filesize
48KB

Download
memory/2036-56-0x00000000004F0000-0x000000000050C000-memory.dmp

Filesize
112KB

Download