snakekeylogger | 94901770b003e12ebb3484041ec64d1f3d947c55bf8d53133953f858c02b5c7c

General

Target

fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe
Size

772KB
MD5

770f963943fae86ad2fb95533defae2d
SHA1

efadeaa28fe3c30e1224d41836b40666f9f5cd38
SHA256

fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089
SHA512

ae6480f80555dd6ed6dd8780d9faf4b0b3ba21a8b3f0ff50c73a5d38fa930ddc34e09ee0aaeb208c08d334b7404ab854478e1a39f929a496835e21de50a052c5
SSDEEP

12288:ZJpHCmbiNIwP7BpD1tM2MH6YZLuKw3WDJV733EgpAbSVv8Ipch:VCFPNpD1tM2MTZLEwV

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 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1056-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral2/memory/1056-16-0x0000000005560000-0x0000000005570000-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-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\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

56 checkip.dyndns.org

flow	ioc
56	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe

description	pid	process	target process
PID 1212 set thread context of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

1056 RegAsm.exe
1056 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 1056 RegAsm.exe

pid	process
1056	RegAsm.exe
1056	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1056	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe

description	pid	process	target process
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe
PID 1212 wrote to memory of 1056	1212	fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\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-1-5-21-996941297-2279405024-2328152752-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe
"C:\Users\Admin\AppData\Local\Temp\fd3215fd4bcb33f2149cd4bed63011c2b992b5a008cdd289559031741e8a3089.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1212

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:1056

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/1056-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1056-19-0x00000000052F0000-0x00000000052FA000-memory.dmp

Filesize
40KB

Download
memory/1056-18-0x0000000006710000-0x00000000068D2000-memory.dmp

Filesize
1.8MB

Download
memory/1056-17-0x0000000001230000-0x0000000001280000-memory.dmp

Filesize
320KB

Download
memory/1056-16-0x0000000005560000-0x0000000005570000-memory.dmp

Filesize
64KB

Download
memory/1056-15-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/1056-14-0x0000000005560000-0x0000000005570000-memory.dmp

Filesize
64KB

Download
memory/1056-13-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/1212-4-0x0000000005160000-0x0000000005704000-memory.dmp

Filesize
5.6MB

Download
memory/1212-9-0x0000000004B90000-0x0000000004B98000-memory.dmp

Filesize
32KB

Download
memory/1212-8-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/1212-12-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/1212-7-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download
memory/1212-6-0x0000000004CF0000-0x0000000004D8C000-memory.dmp

Filesize
624KB

Download
memory/1212-5-0x0000000004BB0000-0x0000000004C42000-memory.dmp

Filesize
584KB

Download
memory/1212-0-0x0000000000150000-0x0000000000216000-memory.dmp

Filesize
792KB

Download
memory/1212-3-0x0000000004A40000-0x0000000004A94000-memory.dmp

Filesize
336KB

Download
memory/1212-2-0x0000000004BA0000-0x0000000004BB0000-memory.dmp

Filesize
64KB

Download
memory/1212-1-0x0000000074430000-0x0000000074BE0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads