snakekeylogger | 25540f55ae5a200dd9635f60a3b62458b6d95386d0d92eab2282facc6f51084e

General

Target

RFQ 261023.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 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2040-10-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2040-12-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2040-16-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2040-18-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2040-20-0x0000000000400000-0x0000000000424000-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-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\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

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

Processes:

RFQ 261023.exe

description pid process target process

PID 2936 set thread context of 2040 2936 RFQ 261023.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

2040 RegAsm.exe
2040 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2040 RegAsm.exe

flow	ioc
2	checkip.dyndns.org

description	pid	process	target process
PID 2936 set thread context of 2040	2936	RFQ 261023.exe	RegAsm.exe

pid	process
2040	RegAsm.exe
2040	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2040	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

RFQ 261023.exe

description	pid	process	target process
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe
PID 2936 wrote to memory of 2040	2936	RFQ 261023.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\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-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\RFQ 261023.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ 261023.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2936

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:2040

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/2040-12-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2040-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2040-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2040-18-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2040-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2040-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2040-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2040-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2936-1-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2936-0-0x0000000000240000-0x000000000029E000-memory.dmp

Filesize
376KB

Download
memory/2936-5-0x0000000000650000-0x000000000065A000-memory.dmp

Filesize
40KB

Download
memory/2936-4-0x00000000043F0000-0x0000000004430000-memory.dmp

Filesize
256KB

Download
memory/2936-3-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download
memory/2936-2-0x00000000005A0000-0x00000000005F4000-memory.dmp

Filesize
336KB

Download
memory/2936-21-0x0000000074E20000-0x000000007550E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads