snakekeylogger | fde3ff71fa6a80cd612d010879ce7ec36636cbc61ff23833514810a6e412ed6f

General

Target

Ramona voy 2022003.exe
Size

430KB
MD5

b56154e2714ac86af823d0eeb549d84d
SHA1

09e68a7275e1d21b5e6e28b9014790981cd0c5cd
SHA256

3a91774dd2b3db1a5670f1f974110bb09154a0b28e66fdeb8274164c6c41aa74
SHA512

0230267d992be14c8caeb469d85d5d31bff5664f50093af9b56f72311943cc9ce7fb0f8fc9ab00695768bd47bb031c258872e4acf5889e0df907822c307bc997
SSDEEP

12288:+lQjc/wxiNUzmVFLLUBd9nTPGWlQB/LVDquaLj99vXe:3eUYUzmV+LGWlQxLVHaX7/e

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

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/4472-10-0x0000000000400000-0x0000000000426000-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-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\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

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

Processes:

Ramona voy 2022003.exe

description pid process target process

PID 4884 set thread context of 4472 4884 Ramona voy 2022003.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

4472 RegAsm.exe
4472 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4472 RegAsm.exe

flow	ioc
31	checkip.dyndns.org

description	pid	process	target process
PID 4884 set thread context of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe

pid	process
4472	RegAsm.exe
4472	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4472	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Ramona voy 2022003.exe

description	pid	process	target process
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe
PID 4884 wrote to memory of 4472	4884	Ramona voy 2022003.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\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-1-5-21-3803511929-1339359695-2191195476-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\Ramona voy 2022003.exe
"C:\Users\Admin\AppData\Local\Temp\Ramona voy 2022003.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4884

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:4472

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/4472-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4472-19-0x00000000066C0000-0x00000000066CA000-memory.dmp

Filesize
40KB

Download
memory/4472-18-0x0000000006860000-0x0000000006A22000-memory.dmp

Filesize
1.8MB

Download
memory/4472-17-0x0000000006640000-0x0000000006690000-memory.dmp

Filesize
320KB

Download
memory/4472-16-0x0000000005570000-0x0000000005580000-memory.dmp

Filesize
64KB

Download
memory/4472-15-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4472-14-0x0000000005570000-0x0000000005580000-memory.dmp

Filesize
64KB

Download
memory/4472-13-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4884-5-0x0000000005560000-0x00000000055F2000-memory.dmp

Filesize
584KB

Download
memory/4884-9-0x0000000005540000-0x0000000005548000-memory.dmp

Filesize
32KB

Download
memory/4884-8-0x00000000058A0000-0x000000000593C000-memory.dmp

Filesize
624KB

Download
memory/4884-12-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4884-7-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/4884-6-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download
memory/4884-4-0x0000000005A70000-0x0000000006014000-memory.dmp

Filesize
5.6MB

Download
memory/4884-0-0x0000000000A10000-0x0000000000A80000-memory.dmp

Filesize
448KB

Download
memory/4884-3-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/4884-2-0x00000000053E0000-0x0000000005434000-memory.dmp

Filesize
336KB

Download
memory/4884-1-0x0000000074B40000-0x00000000752F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads