snakekeylogger | 0b3725e141c6adcb04e588533b8dc7a746f4bccc639400a043c4091490cd342d

General

Target

Cotización_C_489.pdf.exe
Size

1.2MB
MD5

124b94ecdf05968dfa1a5f6b52ee45cf
SHA1

b28ca385e59febffb3030f281afc13ea6818bad4
SHA256

0b3725e141c6adcb04e588533b8dc7a746f4bccc639400a043c4091490cd342d
SHA512

a2923a3ae9778927af643b17f9abd33561154de1ae194fa39368f7f631b7d7af81969cabf0de75f16577643452865cdfdbb9c41ef1689fe08d0291eb63474907

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.prozero-d.com
Port:
587
Username:
afterdark@prozero-d.com
Password:
icui4cu2@@

Signatures

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

Snake Keylogger Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2196-125-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral2/memory/2196-126-0x00000000004647DE-mapping.dmp	family_snakekeylogger
behavioral2/memory/2196-131-0x00000000057E0000-0x0000000005CDE000-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
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

15 freegeoip.app
16 freegeoip.app
12 checkip.dyndns.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

Cotización_C_489.pdf.exe

description pid process target process

PID 628 set thread context of 2196 628 Cotización_C_489.pdf.exe Cotización_C_489.pdf.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Cotización_C_489.pdf.exe

pid process

2196 Cotización_C_489.pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Cotización_C_489.pdf.exe

description pid process

Token: SeDebugPrivilege 2196 Cotización_C_489.pdf.exe

flow	ioc
15	freegeoip.app
16	freegeoip.app
12	checkip.dyndns.org

description	pid	process	target process
PID 628 set thread context of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe

pid	process
2196	Cotización_C_489.pdf.exe

description	pid	process
Token: SeDebugPrivilege	2196	Cotización_C_489.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Cotización_C_489.pdf.exe

description	pid	process	target process
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe
PID 628 wrote to memory of 2196	628	Cotización_C_489.pdf.exe	Cotización_C_489.pdf.exe

C:\Users\Admin\AppData\Local\Temp\Cotización_C_489.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Cotización_C_489.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:628

C:\Users\Admin\AppData\Local\Temp\Cotización_C_489.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Cotización_C_489.pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2196

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/628-114-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/628-116-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

Filesize
4KB

Download
memory/628-117-0x0000000005080000-0x0000000005081000-memory.dmp

Filesize
4KB

Download
memory/628-118-0x0000000004C20000-0x0000000004C21000-memory.dmp

Filesize
4KB

Download
memory/628-119-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/628-120-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

Filesize
4KB

Download
memory/628-121-0x0000000004B80000-0x000000000507E000-memory.dmp

Filesize
5.0MB

Download
memory/628-122-0x0000000004C10000-0x0000000004C20000-memory.dmp

Filesize
64KB

Download
memory/628-123-0x0000000005960000-0x00000000059EB000-memory.dmp

Filesize
556KB

Download
memory/628-124-0x0000000007EF0000-0x0000000007F84000-memory.dmp

Filesize
592KB

Download
memory/2196-125-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/2196-126-0x00000000004647DE-mapping.dmp

Download
memory/2196-131-0x00000000057E0000-0x0000000005CDE000-memory.dmp

Filesize
5.0MB

Download
memory/2196-132-0x0000000006B50000-0x0000000006B51000-memory.dmp

Filesize
4KB

Download

Analysis

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