snakekeylogger | 97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19

General

Target

97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
Size

537KB
MD5

55846b937f549f2b9ee2994886a70c76
SHA1

4bf34c453165bf2dfe1504bd1b1910d6533eba13
SHA256

97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19
SHA512

525a7f68bdbb52bbde37dbbf9c16fc6d88e62ec0dfdaaaed2b215d81b9e1abaedc0ca59cc8591d6c262a44b8e77adb128b8d84330e6c69f3849e9fd2fd256390
SSDEEP

12288:oVf0qpVnArpBPAb2tInP8ohbhbBKiLppvx4VenHskR:oVLKpC2tQZLRpp3Hb

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7559518797:AAH0iLCZK1qo8bPJcFwB4ELZaxlgzaM3RR0/sendMessage?chat_id=5116181161

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2804-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2804-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2804-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2804-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2804-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2924	powershell.exe

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 3 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

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.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 2908 set thread context of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
2804	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
2924	powershell.exe
2804	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
Token: SeDebugPrivilege	2804	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
Token: SeDebugPrivilege	2924	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2924	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	30
PID 2908 wrote to memory of 2924	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	30
PID 2908 wrote to memory of 2924	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	30
PID 2908 wrote to memory of 2924	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	30
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31
PID 2908 wrote to memory of 2804	2908	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe

C:\Users\Admin\AppData\Local\Temp\97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
"C:\Users\Admin\AppData\Local\Temp\97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2924
- C:\Users\Admin\AppData\Local\Temp\97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.exe
  "C:\Users\Admin\AppData\Local\Temp\97c3e15446de0089faea027dc2ac15455fab29ce4442e889cfe41ed682dcfc19.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:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2804-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-21-0x0000000074E70000-0x000000007555E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-19-0x0000000074E70000-0x000000007555E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2804-24-0x0000000074E70000-0x000000007555E000-memory.dmp

Filesize
6.9MB

Download
memory/2804-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2908-2-0x0000000074E70000-0x000000007555E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-0-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

Filesize
4KB

Download
memory/2908-1-0x0000000001220000-0x00000000012AA000-memory.dmp

Filesize
552KB

Download
memory/2908-6-0x0000000000FC0000-0x0000000001028000-memory.dmp

Filesize
416KB

Download
memory/2908-5-0x0000000074E70000-0x000000007555E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-20-0x0000000074E70000-0x000000007555E000-memory.dmp

Filesize
6.9MB

Download
memory/2908-4-0x0000000074E7E000-0x0000000074E7F000-memory.dmp

Filesize
4KB

Download
memory/2908-3-0x00000000009B0000-0x00000000009C8000-memory.dmp

Filesize
96KB

Download

Analysis

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