snakekeylogger | f67a879b6fa2a620efb2554ad9f0c2a5a5043b905ed7ec9b0172db1f808adfee

General

Target

DIB-117305 Product Brand.pdf.exe
Size

736KB
MD5

a1f32da665a0b3c6f12b59922eb61fb6
SHA1

86343c3d30d4777826d71f3c5ec2e9f3a544a1a1
SHA256

706a8a414b5cf5b0af00dc98bc373f48b48e07a7770e2270b5cb6f546f482aba
SHA512

630ade5365b71dfbd609a2d7781a0af053e2afaa4e76f5c4d1ef1f7ab7894359073bb43f8736d9e60861cfaee24ca0bac7a5ce0b4f2bf8fbdc6871ac63856e2b

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.iykmoreentrprise.org
Port:
587
Username:
zalatexinteriors@iykmoreentrprise.org
Password:
Z&6s7s.YLZZi

Signatures

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

Snake Keylogger Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1244-66-0x000000000046458E-mapping.dmp	family_snakekeylogger
behavioral1/memory/1244-65-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral1/memory/1244-67-0x0000000000400000-0x000000000046A000-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

4 checkip.dyndns.org
9 freegeoip.app
10 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

DIB-117305 Product Brand.pdf.exe

description pid process target process

PID 1948 set thread context of 1244 1948 DIB-117305 Product Brand.pdf.exe DIB-117305 Product Brand.pdf.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

DIB-117305 Product Brand.pdf.exe

pid process

1244 DIB-117305 Product Brand.pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

DIB-117305 Product Brand.pdf.exe

description pid process

Token: SeDebugPrivilege 1244 DIB-117305 Product Brand.pdf.exe

flow	ioc
4	checkip.dyndns.org
9	freegeoip.app
10	freegeoip.app

description	pid	process	target process
PID 1948 set thread context of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe

pid	process
1244	DIB-117305 Product Brand.pdf.exe

description	pid	process
Token: SeDebugPrivilege	1244	DIB-117305 Product Brand.pdf.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

DIB-117305 Product Brand.pdf.exe

description	pid	process	target process
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe
PID 1948 wrote to memory of 1244	1948	DIB-117305 Product Brand.pdf.exe	DIB-117305 Product Brand.pdf.exe

C:\Users\Admin\AppData\Local\Temp\DIB-117305 Product Brand.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DIB-117305 Product Brand.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1948

C:\Users\Admin\AppData\Local\Temp\DIB-117305 Product Brand.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DIB-117305 Product Brand.pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1244

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/1244-66-0x000000000046458E-mapping.dmp

Download
memory/1244-65-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1244-67-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/1244-69-0x0000000000800000-0x0000000000801000-memory.dmp

Filesize
4KB

Download
memory/1948-59-0x00000000000E0000-0x00000000000E1000-memory.dmp

Filesize
4KB

Download
memory/1948-61-0x0000000004B10000-0x0000000004B11000-memory.dmp

Filesize
4KB

Download
memory/1948-62-0x0000000000440000-0x0000000000450000-memory.dmp

Filesize
64KB

Download
memory/1948-63-0x0000000005420000-0x00000000054BC000-memory.dmp

Filesize
624KB

Download
memory/1948-64-0x0000000005610000-0x00000000056BA000-memory.dmp

Filesize
680KB

Download

Analysis

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