snakekeylogger | 3d11da50a09634887b61468945a424c3e9104424071969b6dc72ca098bcb0c2b

General

Target

23021205_4534Documentation-PDF.exe
Size

758KB
MD5

8a9db3f90c433ec06a9c0c33d776123b
SHA1

6f61cbc021cc283af8bb9c42d468c4fe591f070f
SHA256

3d11da50a09634887b61468945a424c3e9104424071969b6dc72ca098bcb0c2b
SHA512

2e42b3878f6e46580f5e69fb7eb1c19deaf336ae09cbf8cd71243b9f7086c71aa842cc18933ead5efb000d71dcdac8dff425a0b03c4c31f4337087662817cffc
SSDEEP

12288:sX5nF8pREGHTbr1A1TQ3j0qGLHJars0KIgBHdCob89XDCl7yrBfJNo5sAD:emr6TQZJs0K5BHd3b89XDNs

Score

10^/10

snakekeylogger collection keylogger 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/2620-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2620-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2620-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2620-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2620-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2620-19-0x0000000000D30000-0x0000000000D70000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.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

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

Processes:

23021205_4534Documentation-PDF.exe

description pid process target process

PID 2044 set thread context of 2620 2044 23021205_4534Documentation-PDF.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

2620 MSBuild.exe
2620 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2620 MSBuild.exe

flow	ioc
4	checkip.dyndns.org

description	pid	process	target process
PID 2044 set thread context of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe

pid	process
2620	MSBuild.exe
2620	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2620	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

23021205_4534Documentation-PDF.exe

description	pid	process	target process
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe
PID 2044 wrote to memory of 2620	2044	23021205_4534Documentation-PDF.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3618187007-3650799920-3290345941-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\23021205_4534Documentation-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\23021205_4534Documentation-PDF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2044

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2044-0-0x0000000000DF0000-0x0000000000EB4000-memory.dmp

Filesize
784KB

Download
memory/2044-1-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2044-2-0x0000000004E70000-0x0000000004EB0000-memory.dmp

Filesize
256KB

Download
memory/2044-3-0x0000000000390000-0x00000000003A8000-memory.dmp

Filesize
96KB

Download
memory/2044-4-0x00000000003B0000-0x00000000003B8000-memory.dmp

Filesize
32KB

Download
memory/2044-5-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/2044-6-0x0000000004990000-0x0000000004A06000-memory.dmp

Filesize
472KB

Download
memory/2044-14-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-11-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2620-18-0x0000000073960000-0x000000007404E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-19-0x0000000000D30000-0x0000000000D70000-memory.dmp

Filesize
256KB

Download
memory/2620-20-0x0000000073960000-0x000000007404E000-memory.dmp

Filesize
6.9MB

Download
memory/2620-21-0x0000000000D30000-0x0000000000D70000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads