snakekeylogger | 7a7dc0189995af994c3c59cae4bbedfcfe3092eda5c504f55128677b0473cdf0

General

Target

6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe
Size

832KB
MD5

11baa64935e201698da47d9e22ccc5c5
SHA1

c6dc3e1f3b9860e8eba2795f274e4b2b37ec8279
SHA256

6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9
SHA512

67651f66919cbe911315ba1302a42c0ddc710d5e71cde1ea70b13f54f92d29c8c901b632eba3df4b1347307ea7dbbe62c7870fb819f4bf4c08c912236ca9bec7
SSDEEP

12288:T3EuqeV0GZFFywMkIUP6Oi8m67UPn0wht0JWw42IqqPym8nRl8z:T3EucwMkHPaeCTt07LPbg

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5273407003:AAG7ZG43PS1FZDrj0gADw0sr_lYis0K5EYU/sendMessage?chat_id=2028572980

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2612-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2612-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.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 3028 set thread context of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30

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	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2612	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2612	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30
PID 3028 wrote to memory of 2612	3028	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe

C:\Users\Admin\AppData\Local\Temp\6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe
"C:\Users\Admin\AppData\Local\Temp\6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.exe
  "C:\Users\Admin\AppData\Local\Temp\6f7b96dc7619ee8771b4bcfd5728662eae5ef1757ffd5dca70c956270e8a47b9.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:2612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

4

T1552.001

Discovery

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/2612-25-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/2612-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2612-27-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/2612-26-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/2612-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2612-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3028-4-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

Filesize
4KB

Download
memory/3028-3-0x0000000000230000-0x0000000000246000-memory.dmp

Filesize
88KB

Download
memory/3028-1-0x00000000011C0000-0x0000000001296000-memory.dmp

Filesize
856KB

Download
memory/3028-2-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/3028-0-0x0000000073D1E000-0x0000000073D1F000-memory.dmp

Filesize
4KB

Download
memory/3028-24-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download
memory/3028-8-0x0000000000B50000-0x0000000000B76000-memory.dmp

Filesize
152KB

Download
memory/3028-7-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3028-6-0x0000000004DA0000-0x0000000004E24000-memory.dmp

Filesize
528KB

Download
memory/3028-5-0x0000000073D10000-0x00000000743FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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