snakekeylogger | 14cab2ee5ae251656fcd3cb620ff766993adeec2168698db4947db4df5e9711b

General

Target

20220830_Proteco_PTE.exe
Size

832KB
MD5

1549d8cadb851c21cfbb665f4bb3005c
SHA1

a428dba079c5a84c1987cfaee96a72728028a171
SHA256

39e1a095245396ac722157902ce0910bd16bc8381af35f69f9a5921a766929fa
SHA512

db33659e02d8d05e6730072db839d1e290ed198f2853ecf278a1bf104f6a6aa5de29c9a5da7f6f7a547192b10bd95198d466d509bceebe6a6bb0fe84de42856e
SSDEEP

12288:9kyRkCyVplbTiTtsE8QiUpitpgizZkBpeC2CROPMMPku+l0CPPSOdAA:yyZyOTz46izZQpeC24OPDPd+pSsA

Score

10^/10

snakekeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
webmail.camaso.com.mx
Port:
587
Username:
[email protected]
Password:
Camasomayo2022
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/2548-25-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2548-24-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2548-23-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2548-20-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2548-18-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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
2820	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	20220830_Proteco_PTE.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	20220830_Proteco_PTE.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	20220830_Proteco_PTE.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 2648 set thread context of 2548	2648	20220830_Proteco_PTE.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 4 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	20220830_Proteco_PTE.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	20220830_Proteco_PTE.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
2588	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2548	20220830_Proteco_PTE.exe
2820	powershell.exe
2548	20220830_Proteco_PTE.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	20220830_Proteco_PTE.exe
Token: SeDebugPrivilege	2820	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2820	2648	20220830_Proteco_PTE.exe	30
PID 2648 wrote to memory of 2820	2648	20220830_Proteco_PTE.exe	30
PID 2648 wrote to memory of 2820	2648	20220830_Proteco_PTE.exe	30
PID 2648 wrote to memory of 2820	2648	20220830_Proteco_PTE.exe	30
PID 2648 wrote to memory of 2588	2648	20220830_Proteco_PTE.exe	32
PID 2648 wrote to memory of 2588	2648	20220830_Proteco_PTE.exe	32
PID 2648 wrote to memory of 2588	2648	20220830_Proteco_PTE.exe	32
PID 2648 wrote to memory of 2588	2648	20220830_Proteco_PTE.exe	32
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34
PID 2648 wrote to memory of 2548	2648	20220830_Proteco_PTE.exe	34

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	20220830_Proteco_PTE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	20220830_Proteco_PTE.exe

C:\Users\Admin\AppData\Local\Temp\20220830_Proteco_PTE.exe
"C:\Users\Admin\AppData\Local\Temp\20220830_Proteco_PTE.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RvqvKF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2820
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RvqvKF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4CAA.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2588
- C:\Users\Admin\AppData\Local\Temp\20220830_Proteco_PTE.exe
  "C:\Users\Admin\AppData\Local\Temp\20220830_Proteco_PTE.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:2548

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\tmp4CAA.tmp

Filesize
1KB

MD5
f8b4afe409fcbc01e13ec906fb3255e3

SHA1
79a080ecb7be64657c8ea99f30b419b657ca5d64

SHA256
fdeb50a5bf7c782ad01019519e10011b319f1571297ba8100eb4c0ffde2a5af8

SHA512
83b53652631f6a2f6029260e4b192e291f516de2065a9561f1e7853440f51eb1776e2a6cfda18bebceef5f73cebbf9ca19965f2f920998409d4afc37e944558e

Download Submit
memory/2548-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2548-23-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2548-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2548-18-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2548-20-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2548-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2548-25-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2548-24-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2648-2-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-6-0x0000000000AC0000-0x0000000000B2A000-memory.dmp

Filesize
424KB

Download
memory/2648-1-0x00000000008F0000-0x00000000009C6000-memory.dmp

Filesize
856KB

Download
memory/2648-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/2648-5-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-4-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/2648-3-0x0000000000410000-0x0000000000436000-memory.dmp

Filesize
152KB

Download
memory/2648-26-0x0000000074410000-0x0000000074AFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads