snakekeylogger | 163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86

General

Target

163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe
Size

948KB
MD5

3e2f27edd3deacd8f08f6ed1133b2040
SHA1

060e3218949c5a006bb8607e8228e6539b737bfb
SHA256

163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86
SHA512

da437c39e3337f6750c3b9353c71999c16415ec1fecdaa4bba676bb12207cb51a7258b91b175d1893ae4e9111fa9ccf027151ad7527d9d78df59f86436cfdb42
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLhXfyaU9nV6iwCqg3ICHxX6i6fUTRZL:ffmMv6Ckr7Mny5QLtqa8V6iwCqgbHEoL

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7913958792:AAFOhfKo5L7M50XG6odxxQQwJAeD3zGEuJU/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2136-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2136-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2136-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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.

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2080 set thread context of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2604	2080	WerFault.exe	27

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	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2136	RegSvcs.exe
2136	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2136	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2136	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	28
PID 2080 wrote to memory of 2604	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	29
PID 2080 wrote to memory of 2604	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	29
PID 2080 wrote to memory of 2604	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	29
PID 2080 wrote to memory of 2604	2080	163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe
"C:\Users\Admin\AppData\Local\Temp\163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\163a25e2b68ed09eb4cf82f28c87568969091764bdfb4140b4675a00e2d2ed86.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:2136
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 384
  2⤵
  - Program crash
  PID:2604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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

Loading Replay Monitor...

Downloads

memory/2080-2-0x0000000002DC0000-0x0000000002FC0000-memory.dmp

Filesize
2.0MB

Download
memory/2136-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2136-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2136-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2136-8-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

Filesize
4KB

Download
memory/2136-9-0x0000000074BA0000-0x000000007528E000-memory.dmp

Filesize
6.9MB

Download
memory/2136-10-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

Filesize
4KB

Download
memory/2136-11-0x0000000074BA0000-0x000000007528E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing