snakekeylogger | e89683ea60a246d6fc1744cafaacc17872fe348a3d655793d6513a1271151e60

General

Target

PO031656.exe
Size

893KB
MD5

49107ecd2118e55b971088b19d1f05b2
SHA1

7978c25b86b47dba57daefe69f897338ed0d3694
SHA256

e89683ea60a246d6fc1744cafaacc17872fe348a3d655793d6513a1271151e60
SHA512

557aa31b3a37455005ade68b9cb000e3fcb75cbc369025be12475a40b4b7161e203ab21dcea3f9955ae3efae56d13f4caace24eaf4946dbc0ffec3c00975a85c

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Family

snakekeylogger

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
nicolas.sautter@chsauter-bc.com
Password:
111aaa

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/664-66-0x000000000046457E-mapping.dmp	family_snakekeylogger
behavioral1/memory/664-65-0x0000000000400000-0x000000000046A000-memory.dmp	family_snakekeylogger
behavioral1/memory/664-67-0x0000000000400000-0x000000000046A000-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

5 checkip.dyndns.org
10 freegeoip.app
11 freegeoip.app
Suspicious use of SetThreadContext 1 IoCs

Processes:

PO031656.exe

description pid process target process

PID 1392 set thread context of 664 1392 PO031656.exe PO031656.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

PO031656.exe

pid process

664 PO031656.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PO031656.exe

description pid process

Token: SeDebugPrivilege 664 PO031656.exe

flow	ioc
5	checkip.dyndns.org
10	freegeoip.app
11	freegeoip.app

description	pid	process	target process
PID 1392 set thread context of 664	1392	PO031656.exe	PO031656.exe

pid	process
664	PO031656.exe

description	pid	process
Token: SeDebugPrivilege	664	PO031656.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

PO031656.exe

description	pid	process	target process
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe
PID 1392 wrote to memory of 664	1392	PO031656.exe	PO031656.exe

C:\Users\Admin\AppData\Local\Temp\PO031656.exe
"C:\Users\Admin\AppData\Local\Temp\PO031656.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1392

C:\Users\Admin\AppData\Local\Temp\PO031656.exe
"C:\Users\Admin\AppData\Local\Temp\PO031656.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:664

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/664-66-0x000000000046457E-mapping.dmp

Download
memory/664-65-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/664-67-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/664-69-0x00000000048E0000-0x00000000048E1000-memory.dmp

Filesize
4KB

Download
memory/1392-59-0x00000000009D0000-0x00000000009D1000-memory.dmp

Filesize
4KB

Download
memory/1392-61-0x0000000004CF0000-0x0000000004CF1000-memory.dmp

Filesize
4KB

Download
memory/1392-62-0x0000000000520000-0x0000000000530000-memory.dmp

Filesize
64KB

Download
memory/1392-63-0x0000000005660000-0x00000000056CD000-memory.dmp

Filesize
436KB

Download
memory/1392-64-0x00000000056D0000-0x0000000005743000-memory.dmp

Filesize
460KB

Download

Analysis

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