snakekeylogger | d1a5f6d9d490b082b92ae2c9bee897e196beef96def5c1a46f3cc3a1661614c9

General

Target

1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe
Size

773KB
MD5

5ce4a3a94f30e5e84c3ba58de0e9801b
SHA1

d5fa09cee1c024f321996b2ca37211055a63800c
SHA256

1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c
SHA512

fca822d9ad45ed7ac139926904bb080cc0f940632883ced48b61f2dcf30590381d4e628d75ea28f015160d4ff47f438c549277d6fc5470ce80b9ae4e1b136693
SSDEEP

12288:Oc4qUiW1ywJHiG6SnMCo+uEgE/XrlBjmaZgKZ/nXt7virmWhlGLaQYI:l4qU14wJCG6yMt/Vwbb

Score

10^/10

snakekeylogger collection keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.aquayflores.cl
Port:
587
Username:
[email protected]
Password:
fLuBfX#l?tQ9
Email To:
[email protected]

Signatures

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

Snake Keylogger payload 6 IoCs

resource	yara_rule
behavioral1/memory/856-63-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-65-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-66-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-67-0x000000000042074E-mapping.dmp	family_snakekeylogger
behavioral1/memory/856-69-0x0000000000400000-0x0000000000426000-memory.dmp	family_snakekeylogger
behavioral1/memory/856-71-0x0000000000400000-0x0000000000426000-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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.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 1216 set thread context of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
856	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe
856	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	856	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28
PID 1216 wrote to memory of 856	1216	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe

C:\Users\Admin\AppData\Local\Temp\1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe
"C:\Users\Admin\AppData\Local\Temp\1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe
  "C:\Users\Admin\AppData\Local\Temp\1b1da45c6cff14f498bcae64c81ce606561f6d3035a7af6d3287c30307cd6c6c.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:856

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/856-65-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-66-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-71-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-61-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-60-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-63-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/856-69-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1216-55-0x00000000760A1000-0x00000000760A3000-memory.dmp

Filesize
8KB

Download
memory/1216-54-0x0000000000900000-0x00000000009C8000-memory.dmp

Filesize
800KB

Download
memory/1216-59-0x0000000001FE0000-0x0000000002014000-memory.dmp

Filesize
208KB

Download
memory/1216-58-0x0000000004B10000-0x0000000004B7E000-memory.dmp

Filesize
440KB

Download
memory/1216-57-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download
memory/1216-56-0x0000000000350000-0x0000000000366000-memory.dmp

Filesize
88KB

Download

Analysis

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