snakekeylogger | ea3ecdc9d1e7408f70fa211f799fa196393a98111080491da6a2c9ffe9fc131a

General

Target

25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe
Size

349KB
MD5

c77ed66a06eaa6254d70a50e91fe68f6
SHA1

4523ac24ed151f6cd5cfceba37ad725e1a8afc0f
SHA256

25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e
SHA512

d22fbea9fe6baa38ca6e3bd6d9324f70e9bf035a456a65751079b55968cc18920f3dbff69de97384ef2e27f27c54ea8597456f6176d035b8c220c672a992590b
SSDEEP

6144:tMVvcrQJL4IYYfnnZYJo57RuoGBfu9w9RzixhDeICv1M/Y8Q5AVSiwMpr5WR5oL1:2VE6VYYfIwRu7ICv1M/Y8Q5AVSiwcr5L

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.alualuminium.com.my
Port:
587
Username:
[email protected]
Password:
U8G4S13#8Zk$
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3848-9-0x0000000000400000-0x0000000000424000-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-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\15.0\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

79 checkip.dyndns.org

flow	ioc
79	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe

description	pid	process	target process
PID 4856 set thread context of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

3848 RegAsm.exe
3848 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 3848 RegAsm.exe

pid	process
3848	RegAsm.exe
3848	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	3848	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe

description	pid	process	target process
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe
PID 4856 wrote to memory of 3848	4856	25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\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-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe
"C:\Users\Admin\AppData\Local\Temp\25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4856

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:3848

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/3848-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3848-18-0x0000000006900000-0x000000000690A000-memory.dmp

Filesize
40KB

Download
memory/3848-17-0x0000000006AA0000-0x0000000006C62000-memory.dmp

Filesize
1.8MB

Download
memory/3848-16-0x0000000006880000-0x00000000068D0000-memory.dmp

Filesize
320KB

Download
memory/3848-15-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/3848-14-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/3848-13-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/3848-12-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4856-4-0x0000000005120000-0x0000000005174000-memory.dmp

Filesize
336KB

Download
memory/4856-8-0x0000000005200000-0x000000000520A000-memory.dmp

Filesize
40KB

Download
memory/4856-11-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4856-7-0x00000000054B0000-0x000000000554C000-memory.dmp

Filesize
624KB

Download
memory/4856-6-0x00000000052A0000-0x00000000052B0000-memory.dmp

Filesize
64KB

Download
memory/4856-5-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/4856-1-0x0000000000610000-0x000000000066E000-memory.dmp

Filesize
376KB

Download
memory/4856-3-0x0000000005080000-0x0000000005112000-memory.dmp

Filesize
584KB

Download
memory/4856-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/4856-0-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads