snakekeylogger | 4232a426d986aa1012f0bb2f5966f992aa321b99165a64a3111498819fc83158

General

Target

Purchase Order Delivery Change Notification.exe
Size

130KB
MD5

49b723e92320ed5be3902df58406f4a9
SHA1

9097bba4ae0bcd0e960c31ad70ed11574ef04af9
SHA256

535d13f891e2647db7b85125f67782ae1fedfa5e2664bf2c19d868a9ca16e76f
SHA512

464bcd48874dc48c901a7ff06231a8a9fefa2fedc0c3d10b6a1f88221446426fa312b1bee04a1c79870013f0938825565d810276c97aa63e6e647856602f96b4
SSDEEP

3072:z99yINAgKjV545jbvk5Hbe7fMuJN07TC7F88KLQUP86Akb53SoQlmWvIwvcXVQg0:OINAgKjV5Cjbvk5Hbe7fMuJN07TJbRS4

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7876749337:AAF0i4ZoyGf4tE2zVqihoZaQsewrLTGkYe8/sendMessage?chat_id=6784063670

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3988-1-0x0000000000A60000-0x0000000000A86000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger
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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order Delivery Change Notification.exe
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order Delivery Change Notification.exe
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order Delivery Change Notification.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
1	checkip.dyndns.org
10	reallyfreegeoip.org
11	reallyfreegeoip.org

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Purchase Order Delivery Change Notification.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3988	Purchase Order Delivery Change Notification.exe
3988	Purchase Order Delivery Change Notification.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3988	Purchase Order Delivery Change Notification.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order Delivery Change Notification.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Purchase Order Delivery Change Notification.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order Delivery Change Notification.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order Delivery Change Notification.exe"
1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3988-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/3988-1-0x0000000000A60000-0x0000000000A86000-memory.dmp

Filesize
152KB

Download
memory/3988-2-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/3988-3-0x0000000005440000-0x00000000054DC000-memory.dmp

Filesize
624KB

Download
memory/3988-4-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/3988-5-0x0000000006A00000-0x0000000006A50000-memory.dmp

Filesize
320KB

Download
memory/3988-6-0x0000000006C20000-0x0000000006DE2000-memory.dmp

Filesize
1.8MB

Download
memory/3988-7-0x0000000006AF0000-0x0000000006B82000-memory.dmp

Filesize
584KB

Download
memory/3988-8-0x0000000006A80000-0x0000000006A8A000-memory.dmp

Filesize
40KB

Download
memory/3988-9-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/3988-10-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download

Analysis

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