snakekeylogger | 643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d

General

Target

643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
Size

484KB
MD5

bf2e61acdf0a0076c279fbb68f460d6c
SHA1

19e7d28666cc0ceac9a728a9564761220a709d47
SHA256

643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d
SHA512

11ca8e05981c2abe05c396b33fcf07bc91ef36f1ff3b35d601c22e13681590b97fd62c9c7ca73efc971c67f93bf02fc86a8b5b5e43967de0e894e8271345df0c
SSDEEP

12288:y8G1KBsGhcbWFP7ajE9iMg2WMN5IAk3w0/VwSZovH5UP3:2YBfhcbMzaj4guyZs5UP

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
alphagasea.com
Port:
587
Username:
[email protected]
Password:
welding123*
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2652-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2652-11-0x0000000000400000-0x0000000000426000-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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.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 2372 set thread context of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.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	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2652	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
2652	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30
PID 2372 wrote to memory of 2652	2372	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe

C:\Users\Admin\AppData\Local\Temp\643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
"C:\Users\Admin\AppData\Local\Temp\643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.exe
  "C:\Users\Admin\AppData\Local\Temp\643ce59d197d6910d9bb5f5f24ffb95e57fa3c9ad93a8548a5ffa1cb4917df4d.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:2652

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/2372-0-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/2372-1-0x0000000001200000-0x0000000001280000-memory.dmp

Filesize
512KB

Download
memory/2372-2-0x00000000005C0000-0x0000000000616000-memory.dmp

Filesize
344KB

Download
memory/2372-3-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2372-4-0x0000000000950000-0x0000000000958000-memory.dmp

Filesize
32KB

Download
memory/2372-22-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-20-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-21-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2652-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2652-23-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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