snakekeylogger | db536ddf7a23c75d4dad62f8811a66c798f07ae0f073b5af4e857d29d005c964

General

Target

16305529772_20250121_09114163_HesapOzeti.exe
Size

956KB
MD5

c3dc7729bda258183f460352e5a99027
SHA1

db8a673d5fa15345fd10cfe17425dd98a8b7ad81
SHA256

d6567fa93426f5c3dbb9106264bd6614c88b452c8e8137b564f6c0a71caa166b
SHA512

46d2474cece4cae4f48a4ea68aa61c9497c9473f3a3647cc45eaf41f9802fb56a2276aabf29a9e876753920e758c9a1ba83405977b16f36b04d132e2797117ca
SSDEEP

24576:fu6J33O0c+JY5UZ+XC0kGso6FaOdo93ZVWY:pu0c++OCvkGs9FaOdseY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8072652241:AAGrRqUJL258aFVTgjkx7BTS5H-oihM0X1c/sendMessage?chat_id=6557702940

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2476-12-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2476-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2476-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1704 set thread context of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	16305529772_20250121_09114163_HesapOzeti.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2476	RegSvcs.exe
2476	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1704	16305529772_20250121_09114163_HesapOzeti.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2476	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1704	16305529772_20250121_09114163_HesapOzeti.exe
1704	16305529772_20250121_09114163_HesapOzeti.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1704	16305529772_20250121_09114163_HesapOzeti.exe
1704	16305529772_20250121_09114163_HesapOzeti.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29
PID 1704 wrote to memory of 2476	1704	16305529772_20250121_09114163_HesapOzeti.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\16305529772_20250121_09114163_HesapOzeti.exe
"C:\Users\Admin\AppData\Local\Temp\16305529772_20250121_09114163_HesapOzeti.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\16305529772_20250121_09114163_HesapOzeti.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1704-11-0x00000000001A0000-0x00000000001A4000-memory.dmp

Filesize
16KB

Download
memory/2476-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2476-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2476-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2476-17-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/2476-18-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download
memory/2476-19-0x000000007448E000-0x000000007448F000-memory.dmp

Filesize
4KB

Download
memory/2476-20-0x0000000074480000-0x0000000074B6E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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