snakekeylogger | 2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022

General

Target

file.exe
Size

910KB
MD5

d70ae089068975f5c914ba70c40c3527
SHA1

b0a81c280689f14bfa4d499955c80155e045e662
SHA256

2385bc1316c82968a13b95bb465c19f7675a6d3504fc3b8c028c00d7acbdc022
SHA512

532dd387f2a6757185aa6da0983d71277c2a7d9774482f27ba6d55478a7035df8b911457523569151be68e45ca6ee0e3a1f3cbff1eaab7d8126454a204532697
SSDEEP

12288:rLkcoxg7v3qnC11ErwIhh0F4qwUgUny5QLlYQbt2C5QgjUPlNn/pPkJ6GPGC:ffmMv6Ckr7Mny5QLlZbL2gQPl1mJXP5

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot8129252196:AAFb_vUYwennKVolbwpXf3vnDfT_yhozHns/sendMessage?chat_id=7004340450

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2292-3-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2292-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2292-5-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.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 2204 set thread context of 2292	2204	file.exe	28

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 2 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	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2292	RegSvcs.exe
2292	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2204	file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2292	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2204	file.exe
2204	file.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2204	file.exe
2204	file.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28
PID 2204 wrote to memory of 2292	2204	file.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\file.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:2292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2204-2-0x0000000003740000-0x0000000003940000-memory.dmp

Filesize
2.0MB

Download
memory/2292-3-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2292-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2292-5-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2292-8-0x000000007473E000-0x000000007473F000-memory.dmp

Filesize
4KB

Download
memory/2292-9-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2292-10-0x000000007473E000-0x000000007473F000-memory.dmp

Filesize
4KB

Download
memory/2292-11-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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