snakekeylogger | b0b23fc04103747a567f6233dfaee3bc9405ec84550ace32acfcd66a57d104ea

General

Target

Sanmina PO ME83E0314520.pdf.exe
Size

367KB
MD5

1e6ef4467d814dc8ef08e1ba7bf679d8
SHA1

f68db8dafc9af7777f879f3f6e64ea598b750fb9
SHA256

b0b23fc04103747a567f6233dfaee3bc9405ec84550ace32acfcd66a57d104ea
SHA512

2355aa0fd4c1e3fc2f3f11592e9ee58f893e4acfd8205d5542fa5da5c79bd4e9b70e261828a8210bfd972117d4c9200fdab5cbb6e1730f1abae24c94e6067ad5
SSDEEP

6144:yAY8QgjL2G3BjVEOFOFAbApunj+whXQ8kSU7h9NBoRM8Xaqegmc8KCx74L:B73wFAbApCj+cESM0M8X0xc8KykL

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.belt-tech.com.my
Port:
587
Username:
[email protected]
Password:
Beltechpg@1234
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/2444-9-0x0000000000400000-0x0000000000424000-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-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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

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

Processes:

Sanmina PO ME83E0314520.pdf.exe

description pid process target process

PID 3776 set thread context of 2444 3776 Sanmina PO ME83E0314520.pdf.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

2444 RegAsm.exe
2444 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2444 RegAsm.exe

flow	ioc
51	checkip.dyndns.org

description	pid	process	target process
PID 3776 set thread context of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe

pid	process
2444	RegAsm.exe
2444	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2444	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Sanmina PO ME83E0314520.pdf.exe

description	pid	process	target process
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe
PID 3776 wrote to memory of 2444	3776	Sanmina PO ME83E0314520.pdf.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\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-1-5-21-3350690463-3549324357-1323838019-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Sanmina PO ME83E0314520.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Sanmina PO ME83E0314520.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3776

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:2444

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

Replay Monitor

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Downloads

memory/2444-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2444-18-0x0000000005BB0000-0x0000000005BC0000-memory.dmp

Filesize
64KB

Download
memory/2444-17-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/2444-16-0x0000000006A60000-0x0000000006A6A000-memory.dmp

Filesize
40KB

Download
memory/2444-15-0x0000000006BF0000-0x0000000006DB2000-memory.dmp

Filesize
1.8MB

Download
memory/2444-14-0x00000000069D0000-0x0000000006A20000-memory.dmp

Filesize
320KB

Download
memory/2444-13-0x0000000005BB0000-0x0000000005BC0000-memory.dmp

Filesize
64KB

Download
memory/2444-11-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3776-4-0x00000000053B0000-0x0000000005404000-memory.dmp

Filesize
336KB

Download
memory/3776-8-0x0000000002D60000-0x0000000002D6A000-memory.dmp

Filesize
40KB

Download
memory/3776-12-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3776-6-0x00000000054A0000-0x00000000054B0000-memory.dmp

Filesize
64KB

Download
memory/3776-7-0x0000000005750000-0x00000000057EC000-memory.dmp

Filesize
624KB

Download
memory/3776-5-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3776-0-0x0000000000820000-0x0000000000882000-memory.dmp

Filesize
392KB

Download
memory/3776-3-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/3776-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

Filesize
5.6MB

Download
memory/3776-1-0x0000000074D10000-0x00000000754C0000-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