snakekeylogger | 5b4d45802ea6070b703cb854278045a3528b7c1116e705f0cef2ed413489a4bc

General

Target
PO#23220004.exe
Size 1015KB
Sample220929-lkb3eaacf8
SHA256 5b4d45802ea6070b703cb854278045a3528b7c1116e705f0cef2ed413489a4bc
MD5 f8f5ad5e4ed902bd45818b9edf0d144a
SHA1 9b4a05f353342cd53e69524d09d9ecf6ef69bf33
SHA512 d101cd1d13d7f2c603dfb60ef1131c59a80828651eebeb56eb69fe83d2138f9262cbece9ced5aef41239e10eb4dbbb4d6c0af0a56dcd4c0091b900e2bbb4c8e3
SSDEEP 12288:WjKOqNE5WteP49J366tv4JoNAbm5E5c6VLUt:9hNEo6g4DRaiw
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5587666659:AAG8NrrXJQs__dhk8nLJBFOspz2my8OVpX0/sendMessage?chat_id=5569775004

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/1464-142-0x0000000000400000-0x0000000000426000-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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#23220004.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#23220004.exe
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#23220004.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
31	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2080 set thread context of 1464	2080	PO#23220004.exe	92

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2080	PO#23220004.exe
2080	PO#23220004.exe
2080	PO#23220004.exe
2080	PO#23220004.exe
2080	PO#23220004.exe
2080	PO#23220004.exe
1464	PO#23220004.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2080	PO#23220004.exe
Token: SeDebugPrivilege	1464	PO#23220004.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 668	2080	PO#23220004.exe	89
PID 2080 wrote to memory of 668	2080	PO#23220004.exe	89
PID 2080 wrote to memory of 668	2080	PO#23220004.exe	89
PID 2080 wrote to memory of 4968	2080	PO#23220004.exe	90
PID 2080 wrote to memory of 4968	2080	PO#23220004.exe	90
PID 2080 wrote to memory of 4968	2080	PO#23220004.exe	90
PID 2080 wrote to memory of 1836	2080	PO#23220004.exe	91
PID 2080 wrote to memory of 1836	2080	PO#23220004.exe	91
PID 2080 wrote to memory of 1836	2080	PO#23220004.exe	91
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92
PID 2080 wrote to memory of 1464	2080	PO#23220004.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#23220004.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO#23220004.exe

C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe
"C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe
  "C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe"
  2⤵
  PID:668
- C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe
  "C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe"
  2⤵
  PID:4968
- C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe
  "C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe"
  2⤵
  PID:1836
- C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe
  "C:\Users\Admin\AppData\Local\Temp\PO#23220004.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1464

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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Downloads

memory/1464-142-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/1464-143-0x0000000006560000-0x0000000006722000-memory.dmp

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memory/2080-132-0x0000000000B50000-0x0000000000C54000-memory.dmp

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memory/2080-133-0x0000000005C20000-0x00000000061C4000-memory.dmp

Download

memory/2080-134-0x0000000005670000-0x0000000005702000-memory.dmp

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memory/2080-135-0x0000000003290000-0x000000000329A000-memory.dmp

Download

memory/2080-136-0x00000000081C0000-0x000000000825C000-memory.dmp

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memory/2080-137-0x0000000001400000-0x0000000001466000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads