snakekeylogger | dc0440d22e5e04a348da6604a84406ae83ba0100514523bc01914c0d58a12a80

General

Target

PO_RFQ285600.exe
Size

1.1MB
MD5

4333cf375f08a3fd4d85375ba7b69be9
SHA1

9f020fe29b95b10904b736cf7485b6176641c84a
SHA256

dc0440d22e5e04a348da6604a84406ae83ba0100514523bc01914c0d58a12a80
SHA512

f531b0e33b52c3be9492eacf1988838f6329c2bcc91e36719a9f5e696662123b54f6ddb7542e05ab47a8f28ba919ca543e87c790767c9b502f0df12b6b45acb0
SSDEEP

12288:iK4HTNisc7A8ojYxS8k2QyNywrhdNkUxBlyy9hImIJDTOxTrdIX:9A8oUx5Ny8dyqxnI5Ire

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5310184099:AAGxqu0IL8tjOF6Eq6x2u0gfcHhvuxRwfLU/sendMessage?chat_id=5350445922

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/952-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/952-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/952-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/952-67-0x00000000004201AE-mapping.dmp	family_snakekeylogger
behavioral1/memory/952-71-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/952-69-0x0000000000400000-0x0000000000426000-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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO_RFQ285600.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO_RFQ285600.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO_RFQ285600.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 1344 set thread context of 952	1344	PO_RFQ285600.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1344	PO_RFQ285600.exe
952	PO_RFQ285600.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	PO_RFQ285600.exe
Token: SeDebugPrivilege	952	PO_RFQ285600.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 1788	1344	PO_RFQ285600.exe	26
PID 1344 wrote to memory of 1788	1344	PO_RFQ285600.exe	26
PID 1344 wrote to memory of 1788	1344	PO_RFQ285600.exe	26
PID 1344 wrote to memory of 1788	1344	PO_RFQ285600.exe	26
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27
PID 1344 wrote to memory of 952	1344	PO_RFQ285600.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO_RFQ285600.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO_RFQ285600.exe

C:\Users\Admin\AppData\Local\Temp\PO_RFQ285600.exe
"C:\Users\Admin\AppData\Local\Temp\PO_RFQ285600.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1344
- C:\Users\Admin\AppData\Local\Temp\PO_RFQ285600.exe
  "C:\Users\Admin\AppData\Local\Temp\PO_RFQ285600.exe"
  2⤵
  PID:1788
- C:\Users\Admin\AppData\Local\Temp\PO_RFQ285600.exe
  "C:\Users\Admin\AppData\Local\Temp\PO_RFQ285600.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:952

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/952-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/952-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/952-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/952-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/952-67-0x00000000004201AE-mapping.dmp

Download
memory/952-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/952-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/952-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1344-55-0x0000000074F41000-0x0000000074F43000-memory.dmp

Filesize
8KB

Download
memory/1344-54-0x0000000000B00000-0x0000000000C16000-memory.dmp

Filesize
1.1MB

Download
memory/1344-59-0x0000000002320000-0x0000000002346000-memory.dmp

Filesize
152KB

Download
memory/1344-58-0x00000000052A0000-0x0000000005320000-memory.dmp

Filesize
512KB

Download
memory/1344-57-0x0000000000630000-0x000000000063C000-memory.dmp

Filesize
48KB

Download
memory/1344-56-0x0000000000450000-0x000000000046C000-memory.dmp

Filesize
112KB

Download

Analysis

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