snakekeylogger | 6d6134ebb439c83a08371943a1c5bf18aad9958d83494d63caa6cff80e77e6d1

General

Target

Vessels details.exe
Size

374KB
MD5

c6184a0858570ab06401a2d9a7abb84c
SHA1

5db26522798afbc174087c44fa4a7c233b4eb9b1
SHA256

7ed99eb3221d685130ac3695222e9025dd62e2880f3af360140ef1d0532e80e3
SHA512

ed45fa036778c55f1e632414feeaa7af6fbf201149ddd9082a6067a4622cf6ea7dc580c0cee60330bdb3c360566b57c898013c940edf33d231c1222d3852fa77
SSDEEP

6144:DN7zMdPae0pRMF3Ngd/hXQyKuJ9pcalfJZiiMPvhliJ4N+CvacHp6+7ojLQJzS7M:4aRcdMxpIiUHPw4Hp2jLOu7vJRQ

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 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4552-26-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger

Drops startup file 2 IoCs

Processes:

Powershell.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File opened for modification	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-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Vessels details.exe
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\Software\Microsoft\Office\15.0\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

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

Processes:

Vessels details.exe

description pid process target process

PID 4732 set thread context of 4552 4732 Vessels details.exe Vessels details.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Powershell.exeVessels details.exe

pid process

2172 Powershell.exe
2172 Powershell.exe
4552 Vessels details.exe
4552 Vessels details.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Powershell.exeVessels details.exe

description pid process

Token: SeDebugPrivilege 2172 Powershell.exe
Token: SeDebugPrivilege 4552 Vessels details.exe

flow	ioc
25	checkip.dyndns.org

description	pid	process	target process
PID 4732 set thread context of 4552	4732	Vessels details.exe	Vessels details.exe

pid	process
2172	Powershell.exe
2172	Powershell.exe
4552	Vessels details.exe
4552	Vessels details.exe

description	pid	process
Token: SeDebugPrivilege	2172	Powershell.exe
Token: SeDebugPrivilege	4552	Vessels details.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Vessels details.exe

description	pid	process	target process
PID 4732 wrote to memory of 2172	4732	Vessels details.exe	Powershell.exe
PID 4732 wrote to memory of 2172	4732	Vessels details.exe	Powershell.exe
PID 4732 wrote to memory of 2172	4732	Vessels details.exe	Powershell.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe
PID 4732 wrote to memory of 4552	4732	Vessels details.exe	Vessels details.exe

outlook_office_path 1 IoCs

Processes:

Vessels details.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-177160434-2093019976-369403398-1000\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-1-5-21-177160434-2093019976-369403398-1000\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:4732

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:2172

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:4552

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

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_i4001ymt.2g0.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2172-33-0x0000000006D80000-0x0000000006E16000-memory.dmp

Filesize
600KB

Download
memory/2172-9-0x0000000004900000-0x0000000004910000-memory.dmp

Filesize
64KB

Download
memory/2172-23-0x00000000058F0000-0x0000000005C44000-memory.dmp

Filesize
3.3MB

Download
memory/2172-39-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2172-35-0x0000000006320000-0x0000000006342000-memory.dmp

Filesize
136KB

Download
memory/2172-6-0x0000000004800000-0x0000000004836000-memory.dmp

Filesize
216KB

Download
memory/2172-34-0x00000000062B0000-0x00000000062CA000-memory.dmp

Filesize
104KB

Download
memory/2172-8-0x0000000004900000-0x0000000004910000-memory.dmp

Filesize
64KB

Download
memory/2172-7-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/2172-10-0x0000000004F40000-0x0000000005568000-memory.dmp

Filesize
6.2MB

Download
memory/2172-11-0x0000000004DF0000-0x0000000004E12000-memory.dmp

Filesize
136KB

Download
memory/2172-28-0x0000000005DE0000-0x0000000005DFE000-memory.dmp

Filesize
120KB

Download
memory/2172-12-0x00000000055E0000-0x0000000005646000-memory.dmp

Filesize
408KB

Download
memory/2172-18-0x0000000005780000-0x00000000057E6000-memory.dmp

Filesize
408KB

Download
memory/2172-30-0x0000000005E00000-0x0000000005E4C000-memory.dmp

Filesize
304KB

Download
memory/4552-42-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4552-40-0x00000000061D0000-0x0000000006220000-memory.dmp

Filesize
320KB

Download
memory/4552-26-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4552-29-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4552-44-0x00000000063D0000-0x00000000063DA000-memory.dmp

Filesize
40KB

Download
memory/4552-43-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/4552-41-0x00000000063F0000-0x00000000065B2000-memory.dmp

Filesize
1.8MB

Download
memory/4552-32-0x0000000005160000-0x0000000005170000-memory.dmp

Filesize
64KB

Download
memory/4732-31-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4732-25-0x0000000004BA0000-0x0000000004BAA000-memory.dmp

Filesize
40KB

Download
memory/4732-5-0x0000000004C70000-0x0000000004D0C000-memory.dmp

Filesize
624KB

Download
memory/4732-4-0x0000000004B00000-0x0000000004B56000-memory.dmp

Filesize
344KB

Download
memory/4732-1-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/4732-0-0x0000000000010000-0x0000000000074000-memory.dmp

Filesize
400KB

Download
memory/4732-24-0x0000000004C60000-0x0000000004C70000-memory.dmp

Filesize
64KB

Download
memory/4732-2-0x0000000005010000-0x00000000055B4000-memory.dmp

Filesize
5.6MB

Download
memory/4732-3-0x0000000004A60000-0x0000000004AF2000-memory.dmp

Filesize
584KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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