snakekeylogger | 4876192acd9a3cd5493d6210c1c96d72ac6e1d1ef9a11ab6374d1448180e7007

General

Target
4h6xg5CU1WMLoD3.exe
Size 664KB
Sample230127-rcpanabe27
SHA256 4876192acd9a3cd5493d6210c1c96d72ac6e1d1ef9a11ab6374d1448180e7007
MD5 e70444a1edcf0d5e12734b4f08fba576
SHA1 e421dc68b9fbfa521c0ba78dc939ae68d4a0f9bf
SHA512 699b7fb2f84abf8349deeac9fddd97ba99d9df1b993562acda35fe85a70172843a17dfdcc0e70b9cb3a67098c14d5360a7e49961a30f8fb8f3325be18463b0eb
SSDEEP 12288:LE8Yw1gzs43BFjCfuXdm4SSr8lPDztK5ubLj1kMsmK81E7fTQNhk5IFqIG:LARXYursvMubPmMsmKuyfTQNhk5cG
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
smtp.seyanqcy.com
Port
587
Username
[email protected]
Password
winners44
Email to
[email protected]

C2

https://api.telegram.org/bot5816458649:AAFS1obzDKYH_QeQC_kvYxhd80vhKb3q6Vs/sendMessage?chat_id=5586449047

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4376-138-0x0000000000400000-0x0000000000426000-memory.dmp	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
T1081
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
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4h6xg5CU1WMLoD3.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4h6xg5CU1WMLoD3.exe
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4h6xg5CU1WMLoD3.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
33	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 428 set thread context of 4376	428	4h6xg5CU1WMLoD3.exe	89

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4376	4h6xg5CU1WMLoD3.exe
4376	4h6xg5CU1WMLoD3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4376	4h6xg5CU1WMLoD3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89
PID 428 wrote to memory of 4376	428	4h6xg5CU1WMLoD3.exe	89

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4h6xg5CU1WMLoD3.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4h6xg5CU1WMLoD3.exe

C:\Users\Admin\AppData\Local\Temp\4h6xg5CU1WMLoD3.exe
"C:\Users\Admin\AppData\Local\Temp\4h6xg5CU1WMLoD3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:428
- C:\Users\Admin\AppData\Local\Temp\4h6xg5CU1WMLoD3.exe
  "C:\Users\Admin\AppData\Local\Temp\4h6xg5CU1WMLoD3.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4376

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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4h6xg5CU1WMLoD3.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4h6xg5CU1WMLoD3.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/428-132-0x0000000000520000-0x00000000005CC000-memory.dmp

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memory/428-133-0x0000000005410000-0x00000000059B4000-memory.dmp

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memory/428-134-0x0000000004F60000-0x0000000004FF2000-memory.dmp

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memory/428-135-0x0000000005010000-0x000000000501A000-memory.dmp

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memory/428-136-0x0000000005AC0000-0x0000000005B5C000-memory.dmp

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memory/4376-138-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/4376-140-0x0000000006A40000-0x0000000006C02000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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