snakekeylogger | 13639cd4d36be79a9f7df29a82e3c70893fcefea19be10988b990430d27a9c74

General

Target

Confirmacin de cuenta.pdf.exe
Size

1.0MB
MD5

314f72c3dfcb5075b2311ff757a79e94
SHA1

7b9db33098e5a14ca958224bb68ccc7ed6449727
SHA256

22858e8bcefe8c6d4099ee3a798758815b8f398c7c19c0be6156abec597c49a3
SHA512

60d93f9c471797c608ca55d1d992efe43962fbe341786bb67aac856f1716c0249eec7c416542a2cc565ea967591bb012e7e16b510c1b333bfa360df883432ad4
SSDEEP

24576:i4lavt0LkLL9IMixoEgeazDWU6UNq9MmCS:Vkwkn9IMHeazdaPCS

Score

10^/10

snakekeylogger collection credential_access discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
smtp.skagenships.com
Port:
587
Username:
[email protected]
Password:
XAqEAz@4

Signatures

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

Snake Keylogger payload 4 IoCs

resource	yara_rule
behavioral1/memory/2452-7-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2452-16-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2452-13-0x0000000000090000-0x00000000000B6000-memory.dmp	family_snakekeylogger
behavioral1/memory/2452-9-0x0000000000090000-0x00000000000B6000-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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 1824 set thread context of 2452	1824	Confirmacin de cuenta.pdf.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	Confirmacin de cuenta.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2452	RegSvcs.exe
2452	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1824	Confirmacin de cuenta.pdf.exe
1824	Confirmacin de cuenta.pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2452	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1824	Confirmacin de cuenta.pdf.exe
1824	Confirmacin de cuenta.pdf.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1824	Confirmacin de cuenta.pdf.exe
1824	Confirmacin de cuenta.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28
PID 1824 wrote to memory of 2452	1824	Confirmacin de cuenta.pdf.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Confirmacin de cuenta.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmacin de cuenta.pdf.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:1824
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Confirmacin de cuenta.pdf.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:2452

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 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

Replay Monitor

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Downloads

memory/1824-6-0x0000000000670000-0x0000000000A70000-memory.dmp

Filesize
4.0MB

Download
memory/2452-7-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2452-16-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2452-13-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2452-9-0x0000000000090000-0x00000000000B6000-memory.dmp

Filesize
152KB

Download
memory/2452-17-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2452-18-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2452-19-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2452-20-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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