snakekeylogger | 5304e329eb59cd3685412e48275824e7a235f28186493d08935c9db576d6c2a1

General

Target

Product 4.exe
Size

447KB
MD5

219d233c4c50db433d953f5f7fdffed5
SHA1

49079a1e8bbba9e82a4ae8e9aaf098ae5691a458
SHA256

5304e329eb59cd3685412e48275824e7a235f28186493d08935c9db576d6c2a1
SHA512

7664b48fe58471fdc36b8a610ccbe4cbddaab0407f892d523686f53ded89e8f864e29938e05121966c1e860b5f40e2193be3c87c8b76c8e74333d0c698e69b70
SSDEEP

12288:mJfD2S+nRXKQV+dHhZdZcZm2TPZHhBak6ceXu0mOFH2m:GbzgRXKm+dHhZdZcZmyEk6Lz

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6243209595:AAGECSmdSqJiVZcdFoBvotoaKcKT9Lz5Gvw/sendMessage?chat_id=1070926352

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2752-7-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-8-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2752-16-0x0000000000400000-0x0000000000424000-memory.dmp	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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.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

2 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Product 4.exe

description pid process target process

PID 2464 set thread context of 2752 2464 Product 4.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

2752 RegAsm.exe
2752 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2752 RegAsm.exe

flow	ioc
2	checkip.dyndns.org

description	pid	process	target process
PID 2464 set thread context of 2752	2464	Product 4.exe	RegAsm.exe

pid	process
2752	RegAsm.exe
2752	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2752	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Product 4.exe

description	pid	process	target process
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe
PID 2464 wrote to memory of 2752	2464	Product 4.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Product 4.exe
"C:\Users\Admin\AppData\Local\Temp\Product 4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2464

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2464-0-0x0000000001160000-0x00000000011D6000-memory.dmp

Filesize
472KB

Download
memory/2464-1-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/2464-2-0x0000000000A60000-0x0000000000AB4000-memory.dmp

Filesize
336KB

Download
memory/2464-3-0x0000000004A40000-0x0000000004A80000-memory.dmp

Filesize
256KB

Download
memory/2464-4-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/2464-13-0x0000000074DD0000-0x00000000754BE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2752-7-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2752-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2752-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2752-5-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2752-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2752-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads