snakekeylogger | 701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6

General

Target

NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe
Size

437KB
MD5

3e872d74cb692deb202d25859986357d
SHA1

9ba324ec9ff4f454409f653da5d4d7b694255d6b
SHA256

701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6
SHA512

90b800106b029cd671216a0566a573975a6ed3bcfd45c255f47b4e8f9766674f01e3548b5f0abce53258ec89885f8bcd04bc9c85a97596152cadcc2b361e86dd
SSDEEP

12288:AD7gUiVaOazGypq9Q/NGbEPAj6JYrOiqot2:daOazTNYE4j6c

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot6243209595:AAGECSmdSqJiVZcdFoBvotoaKcKT9Lz5Gvw/sendMessage?chat_id=1070926352

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/3556-8-0x0000000000400000-0x0000000000424000-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-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\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

29 checkip.dyndns.org

flow	ioc
29	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe

description	pid	process	target process
PID 3120 set thread context of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

3556 RegAsm.exe
3556 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 3556 RegAsm.exe

pid	process
3556	RegAsm.exe
3556	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	3556	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe

description	pid	process	target process
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe
PID 3120 wrote to memory of 3556	3120	NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\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-1-5-21-3811856890-180006922-3689258494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.701d2231e9b9297450abddc537bfdb90fbb45f679b6da2e1e45b615280bd95c6exe_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3120

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:3556

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/3120-10-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/3120-1-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/3120-2-0x0000000005D50000-0x00000000062F4000-memory.dmp

Filesize
5.6MB

Download
memory/3120-3-0x0000000005840000-0x00000000058D2000-memory.dmp

Filesize
584KB

Download
memory/3120-4-0x0000000005810000-0x0000000005820000-memory.dmp

Filesize
64KB

Download
memory/3120-5-0x0000000006870000-0x00000000068C4000-memory.dmp

Filesize
336KB

Download
memory/3120-6-0x0000000006990000-0x0000000006A2C000-memory.dmp

Filesize
624KB

Download
memory/3120-7-0x00000000068F0000-0x00000000068FA000-memory.dmp

Filesize
40KB

Download
memory/3120-0-0x0000000000D30000-0x0000000000DA2000-memory.dmp

Filesize
456KB

Download
memory/3556-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3556-11-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/3556-12-0x0000000005050000-0x0000000005060000-memory.dmp

Filesize
64KB

Download
memory/3556-13-0x0000000075110000-0x00000000758C0000-memory.dmp

Filesize
7.7MB

Download
memory/3556-14-0x0000000005050000-0x0000000005060000-memory.dmp

Filesize
64KB

Download
memory/3556-15-0x0000000006090000-0x00000000060E0000-memory.dmp

Filesize
320KB

Download
memory/3556-16-0x00000000063B0000-0x0000000006572000-memory.dmp

Filesize
1.8MB

Download
memory/3556-17-0x0000000006200000-0x000000000620A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads