snakekeylogger | ed7c606c4407e3fe820806fee81e8379640c0df859beda2e2c2d8daf508d7458 | Triage

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
19-11-2023 22:14

Sharing

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General

Target

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
Size

834KB
MD5

cd3b89d70c6c3e69ef61043203971251
SHA1

808c5dfe3332beef56946e71c12e9aef8b261fd9
SHA256

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250
SHA512

ca937b0d62dc792f00b35b2ce63f3cd81fbef93cb331b803f88f8de2c96eb6e763fd5371ab01042d12265a53a460c5e646a698afe2ff22267e56fef3b9b8d3e4
SSDEEP

12288:nWuNuRe74QslMSwe5z/zAKkfGvu4TmCx21vqbBtM9ij23DFgx:NkISMM5b0KmE21vqbtj23DFgx

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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1516-8-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1516-10-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1516-14-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1516-16-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1516-19-0x0000000000400000-0x0000000000424000-memory.dmp	family_snakekeylogger
behavioral1/memory/1516-21-0x0000000004AA0000-0x0000000004AE0000-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

Email Collection

Processes:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.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:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

description	pid	process	target process
PID 1124 set thread context of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

pid	process
1516	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
1516	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

description pid process

Token: SeDebugPrivilege 1516 ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

description	pid	process	target process
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
PID 1124 wrote to memory of 1516	1124	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

outlook_office_path 1 IoCs

Processes:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

outlook_win_path 1 IoCs

Processes:

ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe

C:\Users\Admin\AppData\Local\Temp\ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
"C:\Users\Admin\AppData\Local\Temp\ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1124

C:\Users\Admin\AppData\Local\Temp\ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe
"C:\Users\Admin\AppData\Local\Temp\ce19714fd8b8b9cb4f76411015264d61db6d9ffd534676df96627a3f06f75250.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1124-0-0x0000000000E30000-0x0000000000F06000-memory.dmp

Filesize
856KB

Download
memory/1124-1-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1124-2-0x00000000045B0000-0x00000000045F0000-memory.dmp

Filesize
256KB

Download
memory/1124-3-0x00000000002D0000-0x00000000002E6000-memory.dmp

Filesize
88KB

Download
memory/1124-4-0x00000000002F0000-0x00000000002FA000-memory.dmp

Filesize
40KB

Download
memory/1124-5-0x0000000005610000-0x000000000569E000-memory.dmp

Filesize
568KB

Download
memory/1124-18-0x00000000749C0000-0x00000000750AE000-memory.dmp

Filesize
6.9MB

Download
memory/1516-8-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-7-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-10-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1516-14-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-6-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-19-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1516-20-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/1516-21-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download
memory/1516-22-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/1516-23-0x0000000004AA0000-0x0000000004AE0000-memory.dmp

Filesize
256KB

Download