snakekeylogger | 52aac6cc862bfc0b62b9462163696c0f2c8bdcfcdf2c84e6548ebc6172d3a74a

Analysis

max time kernel
62s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
14/11/2022, 19:55

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General

Target
file.exe
Size 555KB
Sample221114-ym477adc48
SHA256 52aac6cc862bfc0b62b9462163696c0f2c8bdcfcdf2c84e6548ebc6172d3a74a
MD5 a9eca07669d2e2731b5a9537c0f4adec
SHA1 8c2713b7edff3b62394d26b2c8425811ed3a536f
SHA512 d0eaff23083fe8ee143dccaf73f58ae19ebcced8390c42521aff016688165960f502ae2a892edf5be5138ad512381d01cf125985d82669a97d64246748d094ba
SSDEEP 12288:QtGetS7mpVS1UUeXvHuflhzK4pcWWFti0jErdq07kyLL1XXMQ:CG6OSS1UUW/4anti0jENoyLJnM
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol
smtp
Host
us2.smtp.mailhostbox.com
Port
587
Username
[email protected]
Password
qlRYaFn8
Email to
[email protected]

Signatures

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

Snake Keylogger payload 1 IoCs

resource	yara_rule
behavioral2/memory/4264-138-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.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
36	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1484 set thread context of 4264	1484	file.exe	90

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4264	file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4264	file.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90
PID 1484 wrote to memory of 4264	1484	file.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	file.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4264

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

file.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\file.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/1484-132-0x0000000000E50000-0x0000000000EE2000-memory.dmp

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memory/1484-133-0x0000000005DC0000-0x0000000006364000-memory.dmp

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memory/1484-134-0x00000000058B0000-0x0000000005942000-memory.dmp

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memory/1484-135-0x0000000005890000-0x000000000589A000-memory.dmp

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memory/1484-136-0x0000000009150000-0x00000000091EC000-memory.dmp

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memory/4264-138-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/4264-140-0x0000000006880000-0x0000000006A42000-memory.dmp

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