snakekeylogger | c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea

General

Target

c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Size

798KB
MD5

d0098216d48b3116a8e2366caa3623c3
SHA1

2ae0779e97d065572f005a3d9c78fa298785a766
SHA256

c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea
SHA512

b9b452437c4844a63858374b69f0636c0d618834e314fe9151260ba31e4ca2a766144720657828f00e373bba5f0a10a809074bf0bba3ed1b4a25bbcdb8e6a72f
SSDEEP

24576:z1c1teTiYi7tP/2Bbe4GJTDxmbQcCiL/VAW:yrCM5P/MxGJTDEbwiLtD

Score

10^/10

snakekeylogger collection credential_access 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/2504-17-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-15-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-10-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2504-9-0x0000000000400000-0x0000000000426000-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

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
2248	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 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-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.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 1984 set thread context of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32

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	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
2504	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
2248	powershell.exe
2504	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2504	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Token: SeDebugPrivilege	2504	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
Token: SeDebugPrivilege	2248	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2248	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	31
PID 1984 wrote to memory of 2248	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	31
PID 1984 wrote to memory of 2248	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	31
PID 1984 wrote to memory of 2248	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	31
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32
PID 1984 wrote to memory of 2504	1984	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe

C:\Users\Admin\AppData\Local\Temp\c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
"C:\Users\Admin\AppData\Local\Temp\c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1984
- 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\c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2248
- C:\Users\Admin\AppData\Local\Temp\c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe
  "C:\Users\Admin\AppData\Local\Temp\c708cc67a42e04e58e49c8d3cc2cbf2808e82cd075fb1dee85a9d7ce772673ea.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2504

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/1984-19-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/1984-1-0x0000000000EF0000-0x0000000000FBC000-memory.dmp

Filesize
816KB

Download
memory/1984-2-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/1984-3-0x00000000007C0000-0x00000000007D8000-memory.dmp

Filesize
96KB

Download
memory/1984-4-0x00000000007E0000-0x00000000007EE000-memory.dmp

Filesize
56KB

Download
memory/1984-5-0x00000000007F0000-0x0000000000806000-memory.dmp

Filesize
88KB

Download
memory/1984-6-0x0000000000E40000-0x0000000000EA8000-memory.dmp

Filesize
416KB

Download
memory/1984-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/2504-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-15-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-10-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2504-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-17-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2504-18-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-20-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-23-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2504-24-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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