snakekeylogger | 77dab247203f103e2c7e5139d3d67cc41c2d375bdfb56b9fa902c53a4079a489

General

Target

Statement of account.exe
Size

302KB
MD5

d92663659acec15e0167ee7500634e59
SHA1

965657d95f52be3a91f7f784503ec287dace934c
SHA256

77dab247203f103e2c7e5139d3d67cc41c2d375bdfb56b9fa902c53a4079a489
SHA512

a7aeb3dcdb1818b48c54668d98d29c1167d47e3a679141402c9ea83aa3bcb186e841cf046cee29bb7513a50b82852e616f6010985e53c25990a750ef3daa4a32
SSDEEP

6144:Ie92FDutOc6duxKLo8TNLLepQZnNh/b6DTlT1CGRcuOiG5MFoCDCHA:sFDutOc6duxKLoeNWpQZnNh/b6PCGhDK

Score

10^/10

snakekeylogger collection evasion keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.wspcranes.com
Port:
995
Username:
[email protected]
Password:
Wel@1come
Email To:
[email protected]

C2

https://api.telegram.org/bot6192832133:AAF7C5Hu2cAny_oozlOAGw_7DWfvYVumEbE/sendMessage?chat_id=2021395706

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/668-61-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/668-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/668-64-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/668-65-0x0000000000420BDE-mapping.dmp	family_snakekeylogger
behavioral1/memory/668-67-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/668-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Disables Task Manager via registry modification
evasion
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account.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
3	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1816 set thread context of 668	1816	Statement of account.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
668	Statement of account.exe
668	Statement of account.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	668	Statement of account.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 892	1816	Statement of account.exe	27
PID 1816 wrote to memory of 892	1816	Statement of account.exe	27
PID 1816 wrote to memory of 892	1816	Statement of account.exe	27
PID 1816 wrote to memory of 892	1816	Statement of account.exe	27
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28
PID 1816 wrote to memory of 668	1816	Statement of account.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Statement of account.exe

C:\Users\Admin\AppData\Local\Temp\Statement of account.exe
"C:\Users\Admin\AppData\Local\Temp\Statement of account.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Users\Admin\AppData\Local\Temp\Statement of account.exe
  "C:\Users\Admin\AppData\Local\Temp\Statement of account.exe"
  2⤵
  PID:892
- C:\Users\Admin\AppData\Local\Temp\Statement of account.exe
  "C:\Users\Admin\AppData\Local\Temp\Statement of account.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:668

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

Replay Monitor

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Downloads

memory/668-58-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/668-59-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/668-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/668-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/668-64-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/668-67-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/668-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1816-54-0x00000000000A0000-0x00000000000F2000-memory.dmp

Filesize
328KB

Download
memory/1816-55-0x0000000000720000-0x0000000000758000-memory.dmp

Filesize
224KB

Download
memory/1816-56-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/1816-57-0x00000000006D0000-0x00000000006DA000-memory.dmp

Filesize
40KB

Download

Analysis

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