snakekeylogger | e163a65d8bfb30260d3525d4ae7516ccfdd7b2fdad56a56f967512646272330d

General

Target

b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe
Size

421KB
MD5

e2de701be7d14bfd5b55b58a992313d5
SHA1

ccd64813a765cc3a6604c5981d6921461bbe8386
SHA256

b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c
SHA512

0613bf19c4c8af13e2c0c08020f64c62f89eb000ed4eec3040dd58b24ad2cdef942e36ec3b602835120350b2c3c79d02178bdd38dfd22f555ed90c563e4ec2f0
SSDEEP

12288:4uYF8hfn63OTIZEp2FjiOnKHMQhqL35bgaG:4uXfn6BBFjiOnKHMQhqLLG

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/1052-9-0x0000000000400000-0x0000000000424000-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-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\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

40 checkip.dyndns.org

flow	ioc
40	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe

description	pid	process	target process
PID 1828 set thread context of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

1052 RegAsm.exe
1052 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 1052 RegAsm.exe

pid	process
1052	RegAsm.exe
1052	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1052	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe

description	pid	process	target process
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe
PID 1828 wrote to memory of 1052	1828	b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\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-1-5-21-1114462139-3090196418-29517368-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe
"C:\Users\Admin\AppData\Local\Temp\b88bee1afe7b8d9a9eb11c6293e552e0c4e91eef2bc3fe8984d65216f566a59c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1828

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:1052

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/1052-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1052-18-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/1052-17-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1052-16-0x0000000006720000-0x000000000672A000-memory.dmp

Filesize
40KB

Download
memory/1052-15-0x00000000068B0000-0x0000000006A72000-memory.dmp

Filesize
1.8MB

Download
memory/1052-14-0x0000000006690000-0x00000000066E0000-memory.dmp

Filesize
320KB

Download
memory/1052-13-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/1052-12-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1828-4-0x0000000004F70000-0x0000000004FC4000-memory.dmp

Filesize
336KB

Download
memory/1828-8-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/1828-11-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1828-7-0x0000000005400000-0x000000000549C000-memory.dmp

Filesize
624KB

Download
memory/1828-6-0x0000000004F60000-0x0000000004F70000-memory.dmp

Filesize
64KB

Download
memory/1828-5-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1828-0-0x0000000074E90000-0x0000000075640000-memory.dmp

Filesize
7.7MB

Download
memory/1828-3-0x0000000004FD0000-0x0000000005062000-memory.dmp

Filesize
584KB

Download
memory/1828-2-0x00000000054E0000-0x0000000005A84000-memory.dmp

Filesize
5.6MB

Download
memory/1828-1-0x0000000000530000-0x00000000005A0000-memory.dmp

Filesize
448KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads