snakekeylogger | 1dbb7ac85b473b9e0cc79d2a523e88d98586642e60f3f9b21ba96fd73a1b6703

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
25-06-2024 10:47

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General

Target

MT STENA IMPRESSION Vessel Particulars.exe
Size

557KB
MD5

c6be69441366e75b3df4a9cea4c7545b
SHA1

26fa365d7607606558bed622bac78ac5c90aed3a
SHA256

1dbb7ac85b473b9e0cc79d2a523e88d98586642e60f3f9b21ba96fd73a1b6703
SHA512

f15af4c55775dd8623eac9dcc7b85ac29303ec3df056ac237d76e4c9cee513934de483e44f3187940a009c7dc358ff8d5b6f5d624903b5ae8f2e2a98d3d393cb
SSDEEP

6144:kdiYBgjxxn1bbti1rMlNPOfgxF9Ld3Bo0f5ofnv+SsR7mO9dsGytWjqbAiZ8Xy7F:kajzn9dRVEvaR7l9dVO

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
valleycountysar.org
Port:
26
Username:
[email protected]
Password:
fY,FLoadtsiF

Signatures

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

Snake Keylogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2360-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2360-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2360-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2360-8-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2360-7-0x0000000000400000-0x0000000000426000-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:

MT STENA IMPRESSION Vessel Particulars.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MT STENA IMPRESSION Vessel Particulars.exe
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MT STENA IMPRESSION Vessel Particulars.exe
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MT STENA IMPRESSION Vessel Particulars.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:

MT STENA IMPRESSION Vessel Particulars.exe

description pid process target process

PID 2248 set thread context of 2360 2248 MT STENA IMPRESSION Vessel Particulars.exe MT STENA IMPRESSION Vessel Particulars.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MT STENA IMPRESSION Vessel Particulars.exe

pid process

2360 MT STENA IMPRESSION Vessel Particulars.exe
2360 MT STENA IMPRESSION Vessel Particulars.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MT STENA IMPRESSION Vessel Particulars.exe

description pid process

Token: SeDebugPrivilege 2360 MT STENA IMPRESSION Vessel Particulars.exe

flow	ioc
2	checkip.dyndns.org

description	pid	process	target process
PID 2248 set thread context of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe

pid	process
2360	MT STENA IMPRESSION Vessel Particulars.exe
2360	MT STENA IMPRESSION Vessel Particulars.exe

description	pid	process
Token: SeDebugPrivilege	2360	MT STENA IMPRESSION Vessel Particulars.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

MT STENA IMPRESSION Vessel Particulars.exe

description	pid	process	target process
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe
PID 2248 wrote to memory of 2360	2248	MT STENA IMPRESSION Vessel Particulars.exe	MT STENA IMPRESSION Vessel Particulars.exe

outlook_office_path 1 IoCs

Processes:

MT STENA IMPRESSION Vessel Particulars.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MT STENA IMPRESSION Vessel Particulars.exe

outlook_win_path 1 IoCs

Processes:

MT STENA IMPRESSION Vessel Particulars.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MT STENA IMPRESSION Vessel Particulars.exe

C:\Users\Admin\AppData\Local\Temp\MT STENA IMPRESSION Vessel Particulars.exe
"C:\Users\Admin\AppData\Local\Temp\MT STENA IMPRESSION Vessel Particulars.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2248

C:\Users\Admin\AppData\Local\Temp\MT STENA IMPRESSION Vessel Particulars.exe
"C:\Users\Admin\AppData\Local\Temp\MT STENA IMPRESSION Vessel Particulars.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2360

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2248-0-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x0000000000B30000-0x0000000000BC2000-memory.dmp

Filesize
584KB

Download
memory/2248-2-0x0000000000AD0000-0x0000000000B24000-memory.dmp

Filesize
336KB

Download
memory/2248-3-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2248-4-0x00000000002A0000-0x00000000002A8000-memory.dmp

Filesize
32KB

Download
memory/2248-18-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2360-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2360-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-6-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-16-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2360-17-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2360-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2360-19-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download