snakekeylogger | 92f582920e73361b9cc4467e3aacc1c4159b6b337ac7d07f9e085968c2af1be0

General

Target

8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe
Size

1.1MB
MD5

9f061ed14a6be403487e1d5d9f57c1c7
SHA1

14b8bb53f104da83ac047a2133b3c16b1c417ae6
SHA256

8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce
SHA512

9af07665a41a5babc582a8b45f02068e7f198ed93edf32c2721448b84fc92c6ee2b1844694079a3d335e5222df27666e4b6ae5f9b6e2725923ad92f8ab94e9e2
SSDEEP

24576:ktfo6PTetbba1C/Ll3HoyhLLGmkB/YAuseX7KvO1YAuJMi+sPV3GykDfMNVzCOgk:Uo0etbba1C/Ll3HxHRpAuserKvpAuJMO

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/4368-9-0x0000000000400000-0x0000000000424000-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-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\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

54 checkip.dyndns.org

flow	ioc
54	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe

description	pid	process	target process
PID 3232 set thread context of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

4368 RegAsm.exe
4368 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4368 RegAsm.exe

pid	process
4368	RegAsm.exe
4368	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4368	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe

description	pid	process	target process
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe
PID 3232 wrote to memory of 4368	3232	8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\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-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe
"C:\Users\Admin\AppData\Local\Temp\8518ccc749c3934b1ce840e708d97659b02f1ba717205789d869dbb49103f5ce.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3232

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:4368

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/3232-8-0x0000000005D40000-0x0000000005D4A000-memory.dmp

Filesize
40KB

Download
memory/3232-2-0x0000000003430000-0x0000000003484000-memory.dmp

Filesize
336KB

Download
memory/3232-0-0x0000000000E80000-0x0000000000F94000-memory.dmp

Filesize
1.1MB

Download
memory/3232-11-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/3232-4-0x0000000005A60000-0x0000000005AF2000-memory.dmp

Filesize
584KB

Download
memory/3232-5-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/3232-6-0x0000000005920000-0x0000000005930000-memory.dmp

Filesize
64KB

Download
memory/3232-7-0x0000000005DE0000-0x0000000005E7C000-memory.dmp

Filesize
624KB

Download
memory/3232-3-0x0000000005F50000-0x00000000064F4000-memory.dmp

Filesize
5.6MB

Download
memory/3232-1-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/4368-18-0x00000000053E0000-0x00000000053EA000-memory.dmp

Filesize
40KB

Download
memory/4368-12-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/4368-13-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/4368-14-0x0000000074CF0000-0x00000000754A0000-memory.dmp

Filesize
7.7MB

Download
memory/4368-15-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/4368-16-0x0000000002400000-0x0000000002450000-memory.dmp

Filesize
320KB

Download
memory/4368-17-0x0000000005FF0000-0x00000000061B2000-memory.dmp

Filesize
1.8MB

Download
memory/4368-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads