snakekeylogger | 8de7eff64589f33b2016f67de83c73ce0ceadf0ce5f79c8e5fe91c9611887a1e

General

Target

Factura 0001-00255454.exe
Size

878KB
MD5

b0da7f11cfb48da510ec5922d699f247
SHA1

ee9f821827824a7bbc7fd2094ebe351979e6719a
SHA256

8de7eff64589f33b2016f67de83c73ce0ceadf0ce5f79c8e5fe91c9611887a1e
SHA512

4b993474396b8b49b9c05eef840a3afc804c73d6910c975d0cc7f41e96b33c0d1d8e357fbce940de62af81f2279668fa459c0c7321c16a66a5030f48d90a3a7d
SSDEEP

12288:Md0NvpiWtvMJRr5UYDOXjETJpoHIIqycK7kIzh+BUs/Oz2BLIXXDMwiJcG6wOV6D:u0l4jX5FDOzEAoY+B

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
ssl0.ovh.net
Port:
587
Username:
[email protected]
Password:
sj4Ub78kk
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/2852-29-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-31-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-28-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2852-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger family
snakekeylogger

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2412	powershell.exe
2004	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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Factura 0001-00255454.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Factura 0001-00255454.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Factura 0001-00255454.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2320 set thread context of 2852	2320	Factura 0001-00255454.exe	36

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 5 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	Factura 0001-00255454.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Factura 0001-00255454.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2852	Factura 0001-00255454.exe
2412	powershell.exe
2004	powershell.exe
2852	Factura 0001-00255454.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2852	Factura 0001-00255454.exe
Token: SeDebugPrivilege	2412	powershell.exe
Token: SeDebugPrivilege	2004	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2412	2320	Factura 0001-00255454.exe	30
PID 2320 wrote to memory of 2412	2320	Factura 0001-00255454.exe	30
PID 2320 wrote to memory of 2412	2320	Factura 0001-00255454.exe	30
PID 2320 wrote to memory of 2412	2320	Factura 0001-00255454.exe	30
PID 2320 wrote to memory of 2004	2320	Factura 0001-00255454.exe	32
PID 2320 wrote to memory of 2004	2320	Factura 0001-00255454.exe	32
PID 2320 wrote to memory of 2004	2320	Factura 0001-00255454.exe	32
PID 2320 wrote to memory of 2004	2320	Factura 0001-00255454.exe	32
PID 2320 wrote to memory of 2520	2320	Factura 0001-00255454.exe	34
PID 2320 wrote to memory of 2520	2320	Factura 0001-00255454.exe	34
PID 2320 wrote to memory of 2520	2320	Factura 0001-00255454.exe	34
PID 2320 wrote to memory of 2520	2320	Factura 0001-00255454.exe	34
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36
PID 2320 wrote to memory of 2852	2320	Factura 0001-00255454.exe	36

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Factura 0001-00255454.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Factura 0001-00255454.exe

C:\Users\Admin\AppData\Local\Temp\Factura 0001-00255454.exe
"C:\Users\Admin\AppData\Local\Temp\Factura 0001-00255454.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2320
- 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\Factura 0001-00255454.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2412
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mYyNPwjmz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2004
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mYyNPwjmz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1111.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2520
- C:\Users\Admin\AppData\Local\Temp\Factura 0001-00255454.exe
  "C:\Users\Admin\AppData\Local\Temp\Factura 0001-00255454.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:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp1111.tmp

Filesize
1KB

MD5
e21965ff57de312cc03e19eb302b8d86

SHA1
1aff6f3b30a1fd80ae251415a0f99253180df309

SHA256
d3f955a6de7d5435c05e148da19e238296d924ebd773168cdb2ad5038d86a1a6

SHA512
b71321e850e8b9c7dd0a79bb9c93545e7ef82efafe8138dc57b65120287193c7a4fb2fbc5b682269c8d74fe8ff91b34cd1efe44d91d18b463c4e8acd9b731cb2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\PJADYZZP6CQ48TVF8NV8.temp

Filesize
7KB

MD5
f5b67adb604c8b9fba17c0e0f6b63993

SHA1
47e8362e072fbbb0f22962872567a847682fceae

SHA256
5bffd35ccdcce8f683693d6383fb2f4dec33ea720c2323b85633307bc5cf59b3

SHA512
eb8b5b7e99b3a26e9cb0b37185f7558c35706090a3699d4c9fd96d3e63622d2f7801a6bbfe715ae5fe2be0619fff442998baa95c68bc61a63bf11872c7f68830

Download Submit
memory/2320-4-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/2320-32-0x0000000074CC0000-0x00000000753AE000-memory.dmp

Filesize
6.9MB

Download
memory/2320-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/2320-5-0x0000000074CC0000-0x00000000753AE000-memory.dmp

Filesize
6.9MB

Download
memory/2320-6-0x0000000001DC0000-0x0000000001E2C000-memory.dmp

Filesize
432KB

Download
memory/2320-2-0x0000000074CC0000-0x00000000753AE000-memory.dmp

Filesize
6.9MB

Download
memory/2320-1-0x0000000000210000-0x00000000002F0000-memory.dmp

Filesize
896KB

Download
memory/2320-3-0x0000000001E60000-0x0000000001E7E000-memory.dmp

Filesize
120KB

Download
memory/2852-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-29-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-31-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-28-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2852-21-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads