snakekeylogger | e2ce18dc2989ae7bf96190b29e375637f530e55e4e20705bf5ee2b4677813aaa

General

Target

Nuevo pedido N. Z21239.exe
Size

943KB
MD5

b0f8780c47cb2f1dbfff0746f71124a7
SHA1

d891f8246efb54f7020b39c0787f1fc656326ac7
SHA256

a033bd54a83b5d3e5734514f69120d9ef835533ae0a64aea48d98f3bccb42be4
SHA512

b0ff180cc232f86c55085adf7553b9d5777326dcaf54e766b2efd060886be05457f0d282019fe6168674c33c55189f221f7753f9f7e2b7f12ce3fbf73a8327ca
SSDEEP

24576:Ou6J33O0c+JY5UZ+XC0kGso6FatAAbS51WY:Au0c++OCvkGs9FatcuY

Score

10^/10

snakekeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7920003586:AAHBMriHaNCFiZ4OQ4NdecriTbdf93HSOJo/sendMessage?chat_id=7174574119

Signatures

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

Snake Keylogger payload 3 IoCs

resource	yara_rule
behavioral1/memory/2540-16-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2540-14-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/2540-13-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger

Snakekeylogger 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 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1620 set thread context of 2540	1620	Nuevo pedido N. Z21239.exe	30

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	Nuevo pedido N. Z21239.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2540	RegSvcs.exe
2540	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1620	Nuevo pedido N. Z21239.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1620	Nuevo pedido N. Z21239.exe
1620	Nuevo pedido N. Z21239.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1620	Nuevo pedido N. Z21239.exe
1620	Nuevo pedido N. Z21239.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30
PID 1620 wrote to memory of 2540	1620	Nuevo pedido N. Z21239.exe	30

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\Nuevo pedido N. Z21239.exe
"C:\Users\Admin\AppData\Local\Temp\Nuevo pedido N. Z21239.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:1620
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\Nuevo pedido N. Z21239.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:2540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/1620-11-0x0000000000170000-0x0000000000174000-memory.dmp

Filesize
16KB

Download
memory/2540-16-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2540-14-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2540-13-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2540-17-0x0000000073CDE000-0x0000000073CDF000-memory.dmp

Filesize
4KB

Download
memory/2540-18-0x0000000073CD0000-0x00000000743BE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-19-0x0000000073CDE000-0x0000000073CDF000-memory.dmp

Filesize
4KB

Download
memory/2540-20-0x0000000073CD0000-0x00000000743BE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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