snakekeylogger | 225cb7a49a547c618fd4eb385cf953086f0623165aff57044351a245e0293d2d

General

Target

DOC03022203022022133454.exe
Size

1.0MB
MD5

da5558d577bc06aee8fdc31573e16e8b
SHA1

19dcc73673d51881634e62f15777d68d10282f4a
SHA256

225cb7a49a547c618fd4eb385cf953086f0623165aff57044351a245e0293d2d
SHA512

3f25d44709936c7739c02b1ad993a10395d71c0b560d58fc9bcb6e24abf357d2fc6b33d7d2713e9836eaba1764ba6f5d27c5c0ac5122c8c496d12ae31dac8783
SSDEEP

24576:7Cdxte/80jYLT3U1jfsWamvlOXaaDq+NDQ:Sw80cTsjkWamvAXLhO

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.luhomar.com.co
Port:
587
Username:
[email protected]
Password:
z9-ziS7,lbO@
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2420-7-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2420-11-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2420-9-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\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 2932 set thread context of 2420	2932	DOC03022203022022133454.exe	31

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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DOC03022203022022133454.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe
2420	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2932	DOC03022203022022133454.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2932	DOC03022203022022133454.exe
2932	DOC03022203022022133454.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2932	DOC03022203022022133454.exe
2932	DOC03022203022022133454.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31
PID 2932 wrote to memory of 2420	2932	DOC03022203022022133454.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\DOC03022203022022133454.exe
"C:\Users\Admin\AppData\Local\Temp\DOC03022203022022133454.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:2932
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\DOC03022203022022133454.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:2420

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

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/2420-7-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2420-11-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2420-9-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2420-12-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/2420-13-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/2420-14-0x00000000749BE000-0x00000000749BF000-memory.dmp

Filesize
4KB

Download
memory/2420-15-0x00000000749B0000-0x000000007509E000-memory.dmp

Filesize
6.9MB

Download
memory/2932-6-0x0000000000A00000-0x0000000000E00000-memory.dmp

Filesize
4.0MB

Download

Analysis

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