snakekeylogger | 1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b

General

Target

1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
Size

596KB
MD5

3be5240cc6bfc1b86c76cd100cb7b3a3
SHA1

24daeb6daa928d218c608f6f8526ece0986f93a5
SHA256

1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b
SHA512

33c067a0dc7e62a63dca7832ddfa3cfedfd658a80c9c2785fd0f0ea6c9058b3b5ad64b368805e0f54cb895df5ce345511e7365b5ddd06e6828e7c42a63d2987f
SSDEEP

12288:dA1EnX4PjNbtilhqZbI8WbLvXEY25gkKu39dNA9:dGEX4bzchqZUznV2fKW

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7323804265:AAGOrHmilwRNOOZbuVQa6WTtwu__mfCEENE/sendMessage?chat_id=7365454061

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2808-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2808-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2808-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2808-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2808-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.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
2	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2984 set thread context of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30

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	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2808	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
2808	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2808	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30
PID 2984 wrote to memory of 2808	2984	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe

C:\Users\Admin\AppData\Local\Temp\1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
"C:\Users\Admin\AppData\Local\Temp\1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Users\Admin\AppData\Local\Temp\1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.exe
  "C:\Users\Admin\AppData\Local\Temp\1710f0177e4e1941322b7d2de4169458b050fefcbd31533f610248e0fec0d10b.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:2808

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/2808-18-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2808-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-21-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2808-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-20-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2808-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2808-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2984-3-0x0000000000510000-0x0000000000520000-memory.dmp

Filesize
64KB

Download
memory/2984-0-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2984-1-0x0000000000880000-0x000000000091C000-memory.dmp

Filesize
624KB

Download
memory/2984-19-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-6-0x0000000005FC0000-0x0000000006028000-memory.dmp

Filesize
416KB

Download
memory/2984-5-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-4-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2984-2-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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