snakekeylogger | 567da55c5a9f89c31cc2e2ca01d9b688f2cf2d9614d93413eb05246a10a626e1

General

Target

Vessels details.exe
Size

374KB
MD5

015f92c031a3f47dc93b9410a156470b
SHA1

bd1ec48f94e2e79e30eed34e146a77e6dc5581f4
SHA256

567da55c5a9f89c31cc2e2ca01d9b688f2cf2d9614d93413eb05246a10a626e1
SHA512

6c378f61c06562915c21c66eaa2308626565eec7904e19f3a858ba648a192df4d06d9c8e1bd64f2c79a23560bed61d80bffcbf24ba518c894d7f9d7f2b5bcedc
SSDEEP

6144:DN7zMdPaeztFrgxaw2ZRZbGAZkMf7tZalavQoXEsYG65ug5hxxQg3NZLM:4ztFU2Z3GYkU7tZalavQwEHbkg3BjM

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.yandex.com
Port:
587
Username:
[email protected]
Password:
chijiokejackson121

C2

https://api.telegram.org/bot5206100572:AAFn3MxBuN0bjQhfY8y1ed9Iwi79LyIe75I/sendMessage?chat_id=2135869667

Signatures

Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
stealer keylogger snakekeylogger

Snake Keylogger payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2656-11-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2656-13-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2656-17-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2656-20-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2656-22-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/2320-25-0x0000000001D80000-0x0000000001DC0000-memory.dmp	family_snakekeylogger

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe

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:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.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

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

Processes:

Vessels details.exe

description pid process target process

PID 2204 set thread context of 2656 2204 Vessels details.exe Vessels details.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Vessels details.exePowershell.exe

pid process

2656 Vessels details.exe
2320 Powershell.exe
2656 Vessels details.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Vessels details.exePowershell.exe

description pid process

Token: SeDebugPrivilege 2656 Vessels details.exe
Token: SeDebugPrivilege 2320 Powershell.exe

flow	ioc
2	checkip.dyndns.org

description	pid	process	target process
PID 2204 set thread context of 2656	2204	Vessels details.exe	Vessels details.exe

pid	process
2656	Vessels details.exe
2320	Powershell.exe
2656	Vessels details.exe

description	pid	process
Token: SeDebugPrivilege	2656	Vessels details.exe
Token: SeDebugPrivilege	2320	Powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Vessels details.exe

description	pid	process	target process
PID 2204 wrote to memory of 2320	2204	Vessels details.exe	Powershell.exe
PID 2204 wrote to memory of 2320	2204	Vessels details.exe	Powershell.exe
PID 2204 wrote to memory of 2320	2204	Vessels details.exe	Powershell.exe
PID 2204 wrote to memory of 2320	2204	Vessels details.exe	Powershell.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe
PID 2204 wrote to memory of 2656	2204	Vessels details.exe	Vessels details.exe

outlook_office_path 1 IoCs

Processes:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe

outlook_win_path 1 IoCs

Processes:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe

C:\Users\Admin\AppData\Local\Temp\Vessels details.exe
"C:\Users\Admin\AppData\Local\Temp\Vessels details.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Vessels details.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
2⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2320

C:\Users\Admin\AppData\Local\Temp\Vessels details.exe
"C:\Users\Admin\AppData\Local\Temp\Vessels details.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2656

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/2204-19-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/2204-0-0x0000000000BE0000-0x0000000000C44000-memory.dmp

Filesize
400KB

Download
memory/2204-2-0x0000000000210000-0x0000000000266000-memory.dmp

Filesize
344KB

Download
memory/2204-3-0x0000000004760000-0x00000000047A0000-memory.dmp

Filesize
256KB

Download
memory/2204-6-0x0000000000380000-0x000000000038A000-memory.dmp

Filesize
40KB

Download
memory/2204-1-0x0000000074650000-0x0000000074D3E000-memory.dmp

Filesize
6.9MB

Download
memory/2320-30-0x000000006FFC0000-0x000000007056B000-memory.dmp

Filesize
5.7MB

Download
memory/2320-27-0x0000000001D80000-0x0000000001DC0000-memory.dmp

Filesize
256KB

Download
memory/2320-25-0x0000000001D80000-0x0000000001DC0000-memory.dmp

Filesize
256KB

Download
memory/2320-24-0x000000006FFC0000-0x000000007056B000-memory.dmp

Filesize
5.7MB

Download
memory/2320-23-0x000000006FFC0000-0x000000007056B000-memory.dmp

Filesize
5.7MB

Download
memory/2656-7-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-22-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-17-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2656-13-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-26-0x0000000073350000-0x0000000073A3E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-11-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-28-0x0000000004820000-0x0000000004860000-memory.dmp

Filesize
256KB

Download
memory/2656-9-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2656-31-0x0000000073350000-0x0000000073A3E000-memory.dmp

Filesize
6.9MB

Download
memory/2656-32-0x0000000004820000-0x0000000004860000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads