snakekeylogger | f21713f098ba22b69b0303da4fe32dda9e1290f2d5986b9ff18cdd7de6f5d0ca

Analysis

max time kernel
63s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
17/08/2022, 13:19

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General

Target
draft bl.exe
Size 601KB
Sample220817-qkhbmsgadn
SHA256 f21713f098ba22b69b0303da4fe32dda9e1290f2d5986b9ff18cdd7de6f5d0ca
MD5 96dc02041ecf66dd61891ea7b7438ea5
SHA1 e1d3d9a7409ef44c2de1684e4513ea5016fa6cf3
SHA512 cb90cd3fd3ac90b634a16e8de4d65e27ef5505378481cc7a42eeec8a818946e6314d99c0be75c122a08d61c64ca8b8ed220a42db61b18ab8f2285926daaa251a
MD5 SHA1 SHA512

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/4764-138-0x0000000000400000-0x0000000000426000-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-1-5-21-1502147629-2175634256-330282290-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	draft bl.exe
Key opened	\REGISTRY\USER\S-1-5-21-1502147629-2175634256-330282290-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	draft bl.exe
Key opened	\REGISTRY\USER\S-1-5-21-1502147629-2175634256-330282290-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	draft bl.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
22	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4916 set thread context of 4764	4916	draft bl.exe	85

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4764	draft bl.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4764	draft bl.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85
PID 4916 wrote to memory of 4764	4916	draft bl.exe	85

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1502147629-2175634256-330282290-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	draft bl.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1502147629-2175634256-330282290-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	draft bl.exe

C:\Users\Admin\AppData\Local\Temp\draft bl.exe
"C:\Users\Admin\AppData\Local\Temp\draft bl.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4916
- C:\Users\Admin\AppData\Local\Temp\draft bl.exe
  "C:\Users\Admin\AppData\Local\Temp\draft bl.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4764

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

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Downloads

draft bl.exe.log

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

Submit Download

memory/4764-138-0x0000000000400000-0x0000000000426000-memory.dmp

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memory/4764-140-0x00000000063A0000-0x0000000006562000-memory.dmp

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memory/4916-132-0x00000000009F0000-0x0000000000A8C000-memory.dmp

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memory/4916-133-0x0000000005A60000-0x0000000006004000-memory.dmp

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memory/4916-134-0x00000000054B0000-0x0000000005542000-memory.dmp

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memory/4916-135-0x0000000005450000-0x000000000545A000-memory.dmp

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memory/4916-136-0x000000000B460000-0x000000000B4FC000-memory.dmp

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