snakekeylogger | 44da9de9c46bbfbc4ed8c86636f3d4da290214ae8b389c804d6ceedc0a66cfef

General

Target

Shipment details.exe
Size

540KB
MD5

c4407cbd68725778ecd99dc7638be000
SHA1

0a232725a5857010de9eb61837fe6bbb3a6e151f
SHA256

2b8887e80909f776f73b07b6870c4f3f3be8697560e693a4786707d76aae4c01
SHA512

4ba0d5c953ce0ee4c984f36360c60fa4212d77633ec24b8bbff91ead5dbbd853272c9c6b4700e0db6865bc6678bd356c039a7623d134ff44068e107b3ad80376
SSDEEP

12288:YiU+RfWk1Sm5bpviLs+fMKqirYo4A4OPoTo84RPlA24:Yi3fWxIbZiLsSPWotf

Score

10^/10

snakekeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.gzdled.com.tr
Port:
587
Username:
[email protected]
Password:
Gozdeled1048
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4120-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger
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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment details.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment details.exe
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment details.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
11	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5044 set thread context of 4120	5044	Shipment details.exe	83

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	Shipment details.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Shipment details.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4120	Shipment details.exe
4120	Shipment details.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4120	Shipment details.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83
PID 5044 wrote to memory of 4120	5044	Shipment details.exe	83

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment details.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Shipment details.exe

C:\Users\Admin\AppData\Local\Temp\Shipment details.exe
"C:\Users\Admin\AppData\Local\Temp\Shipment details.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5044
- C:\Users\Admin\AppData\Local\Temp\Shipment details.exe
  "C:\Users\Admin\AppData\Local\Temp\Shipment details.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:4120

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

2

T1552

Credentials In Files

2

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/4120-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/4120-17-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4120-16-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4120-14-0x0000000006BF0000-0x0000000006DB2000-memory.dmp

Filesize
1.8MB

Download
memory/4120-13-0x00000000069D0000-0x0000000006A20000-memory.dmp

Filesize
320KB

Download
memory/4120-11-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/4120-10-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/5044-8-0x00000000059B0000-0x00000000059B8000-memory.dmp

Filesize
32KB

Download
memory/5044-0-0x000000007535E000-0x000000007535F000-memory.dmp

Filesize
4KB

Download
memory/5044-7-0x0000000005AD0000-0x0000000005B6C000-memory.dmp

Filesize
624KB

Download
memory/5044-6-0x0000000005930000-0x0000000005986000-memory.dmp

Filesize
344KB

Download
memory/5044-5-0x00000000058B0000-0x00000000058BA000-memory.dmp

Filesize
40KB

Download
memory/5044-12-0x000000007535E000-0x000000007535F000-memory.dmp

Filesize
4KB

Download
memory/5044-4-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/5044-3-0x0000000005710000-0x00000000057A2000-memory.dmp

Filesize
584KB

Download
memory/5044-15-0x0000000075350000-0x0000000075B00000-memory.dmp

Filesize
7.7MB

Download
memory/5044-2-0x0000000005C20000-0x00000000061C4000-memory.dmp

Filesize
5.6MB

Download
memory/5044-1-0x0000000000CB0000-0x0000000000D3E000-memory.dmp

Filesize
568KB

Download

Analysis

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