snakekeylogger | b561c830e29a62d9938dd414e80646592df5becfb7249770d18fdba021a79c5a

General

Target

85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe
Size

830KB
MD5

2c4ce1a8eaabb150842428fad62d3aa5
SHA1

3b363403e579459a7954c4564c950041327c755c
SHA256

85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013
SHA512

7d7ff21e01c5ede70104f2819c3d61056df222ad6943bb257c1dfa38ff9d4f8b2da070b97847f8b76a5e881e99c10db754334022a3f9eb4f12ffcc4e3f0bbbb5
SSDEEP

12288:fWmfDfxt7J0iJKfJDbV5wPw2a7iLv1/L5le289QgM8B:72RfJW1Ciblvng

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.stilltech.ro
Port:
587
Username:
[email protected]
Password:
eurobit555ro
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
behavioral1/memory/1868-14-0x0000000000400000-0x0000000000426000-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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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
35	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2396 set thread context of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91

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	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1868	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1868	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91
PID 2396 wrote to memory of 1868	2396	85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe
"C:\Users\Admin\AppData\Local\Temp\85f7f26cd9cfb9ab367d083f60b48e1594b1eadf8dd1a792c347273684855013.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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:1868

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

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1868-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1868-20-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/1868-19-0x0000000006960000-0x0000000006B22000-memory.dmp

Filesize
1.8MB

Download
memory/1868-18-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/1868-16-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/2396-5-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

Filesize
40KB

Download
memory/2396-12-0x0000000007DA0000-0x0000000007DA6000-memory.dmp

Filesize
24KB

Download
memory/2396-7-0x00000000078E0000-0x000000000797C000-memory.dmp

Filesize
624KB

Download
memory/2396-8-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/2396-9-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/2396-10-0x0000000007CE0000-0x0000000007D4A000-memory.dmp

Filesize
424KB

Download
memory/2396-11-0x0000000007E00000-0x0000000007E66000-memory.dmp

Filesize
408KB

Download
memory/2396-6-0x0000000004E60000-0x0000000004E6E000-memory.dmp

Filesize
56KB

Download
memory/2396-13-0x0000000007DB0000-0x0000000007DD6000-memory.dmp

Filesize
152KB

Download
memory/2396-0-0x000000007539E000-0x000000007539F000-memory.dmp

Filesize
4KB

Download
memory/2396-4-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/2396-17-0x0000000075390000-0x0000000075B40000-memory.dmp

Filesize
7.7MB

Download
memory/2396-3-0x0000000004B20000-0x0000000004BB2000-memory.dmp

Filesize
584KB

Download
memory/2396-2-0x00000000051E0000-0x0000000005784000-memory.dmp

Filesize
5.6MB

Download
memory/2396-1-0x0000000000050000-0x0000000000124000-memory.dmp

Filesize
848KB

Download

Analysis

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