snakekeylogger | 786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b

General

Target

786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
Size

748KB
MD5

84410ac9abd7ec60088e84613377db6c
SHA1

d2f4503deb31982ed04c647d3c723a14a5775a1d
SHA256

786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b
SHA512

1b1cd312e2747557655d60de32494da8dee0cf3bcd7e1d2429690ef1c564005bdaf41e0b800ea1d1e3750a059bd69f732e5cd4edbb4567ed67a708a306a11607
SSDEEP

12288:wvSqYOE5jq1fdE5rV9MX/IF1MzuAjA53aesE1gqd1twx:BNq1i5fMXQ7MzuAU5qedFs

Score

10^/10

snakekeylogger collection credential_access discovery keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7984047337:AAGSaG0nExqxkiCbwnZqDwxijOF59XBFFIM/sendMessage?chat_id=2135869667

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/3456-9-0x0000000000400000-0x0000000000426000-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-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.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
7	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82

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	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3456	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
3456	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3456	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82
PID 5036 wrote to memory of 3456	5036	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe	82

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe

C:\Users\Admin\AppData\Local\Temp\786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
"C:\Users\Admin\AppData\Local\Temp\786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Users\Admin\AppData\Local\Temp\786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.exe
  "C:\Users\Admin\AppData\Local\Temp\786c92b68ab04326434ed0e5f8958f04150529ce41b77b7926bef112be70133b.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:3456

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/3456-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3456-17-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3456-16-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3456-15-0x0000000006B10000-0x0000000006CD2000-memory.dmp

Filesize
1.8MB

Download
memory/3456-14-0x00000000068F0000-0x0000000006940000-memory.dmp

Filesize
320KB

Download
memory/3456-11-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/3456-10-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/5036-8-0x0000000005090000-0x0000000005098000-memory.dmp

Filesize
32KB

Download
memory/5036-0-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/5036-7-0x0000000005290000-0x000000000532C000-memory.dmp

Filesize
624KB

Download
memory/5036-6-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/5036-5-0x0000000005080000-0x000000000508A000-memory.dmp

Filesize
40KB

Download
memory/5036-12-0x0000000074BEE000-0x0000000074BEF000-memory.dmp

Filesize
4KB

Download
memory/5036-13-0x0000000074BE0000-0x0000000075390000-memory.dmp

Filesize
7.7MB

Download
memory/5036-4-0x0000000004FA0000-0x0000000004FF4000-memory.dmp

Filesize
336KB

Download
memory/5036-3-0x0000000004F00000-0x0000000004F92000-memory.dmp

Filesize
584KB

Download
memory/5036-2-0x00000000055D0000-0x0000000005B74000-memory.dmp

Filesize
5.6MB

Download
memory/5036-1-0x0000000000430000-0x00000000004F2000-memory.dmp

Filesize
776KB

Download

Analysis

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