snakekeylogger | e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d

General

Target

e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
Size

522KB
MD5

dabc9902751a8a1e7f0c36c78a433e50
SHA1

150b8cfe7f915505889bc15feb024322bfdb0cb9
SHA256

e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d
SHA512

156592e997420ae38b35248424303d7771b5d151377ffe2814ad4dd8ce8e7a2ec3cd2bc8e5462425cbfd9dcf300a5fd05d2b46704c54eb24d0c8bd2f6043674f
SSDEEP

12288:uA+WWzMfOW86l43w7Ypt2P3IuL1BWESyXZn6pe0wQ:uAWzMmm23wUS1L/WaB6pj

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Signatures

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

Snake Keylogger payload 5 IoCs

resource	yara_rule
behavioral1/memory/2740-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-19-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2740-21-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2764	powershell.exe

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.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 2308 set thread context of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
2764	powershell.exe
2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
2740	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
2740	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
Token: SeDebugPrivilege	2764	powershell.exe
Token: SeDebugPrivilege	2740	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2764	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	31
PID 2308 wrote to memory of 2764	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	31
PID 2308 wrote to memory of 2764	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	31
PID 2308 wrote to memory of 2764	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	31
PID 2308 wrote to memory of 2812	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	33
PID 2308 wrote to memory of 2812	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	33
PID 2308 wrote to memory of 2812	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	33
PID 2308 wrote to memory of 2812	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	33
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34
PID 2308 wrote to memory of 2740	2308	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe

C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
"C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
  "C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe"
  2⤵
  PID:2812
- C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.exe
  "C:\Users\Admin\AppData\Local\Temp\e3c2797795813326d842d0d7973b5fbc8f0c797e920c96dc13c17d9705996e6d.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:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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 Information Discovery

1

T1082

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/2308-22-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-1-0x0000000000120000-0x00000000001A8000-memory.dmp

Filesize
544KB

Download
memory/2308-2-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-3-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2308-4-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-5-0x0000000000330000-0x0000000000342000-memory.dmp

Filesize
72KB

Download
memory/2308-6-0x0000000004B50000-0x0000000004BB8000-memory.dmp

Filesize
416KB

Download
memory/2308-7-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2308-0-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2740-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2740-12-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

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