snakekeylogger | 10e0e68a368fcfca75516ac7814e87a388ff5047964a0501a3cb75d9330b3eb8

General

Target

a569143fb486224eafbd810733838c53.exe
Size

988KB
MD5

a569143fb486224eafbd810733838c53
SHA1

69cfb0ef26c1ee25590453cb5531e5fec347de04
SHA256

10e0e68a368fcfca75516ac7814e87a388ff5047964a0501a3cb75d9330b3eb8
SHA512

67f60a853a016d47ec8a58f46abcae6dd102304db907478d589d5388a7b684b8b4779d7dbe9cb0d2dc9ab48c4902f8d48d35dff31cc0405796d38ba084199b8e

Score

10^/10

snakekeylogger keylogger spyware stealer

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
pro40.emailserver.vn
Port:
587
Username:
vexa@itpc.gov.vn
Password:
Vexa@2013

Signatures

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

Snake Keylogger Payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1876-8-0x0000000000400000-0x000000000047A000-memory.dmp	family_snakekeylogger
behavioral1/memory/1876-9-0x0000000000AF0000-0x0000000000B54000-memory.dmp	family_snakekeylogger

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

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

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

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:

a569143fb486224eafbd810733838c53.exe

description pid process target process

PID 1740 set thread context of 1876 1740 a569143fb486224eafbd810733838c53.exe a569143fb486224eafbd810733838c53.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1536 schtasks.exe

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

description	pid	process	target process
PID 1740 set thread context of 1876	1740	a569143fb486224eafbd810733838c53.exe	a569143fb486224eafbd810733838c53.exe

pid	process
1536	schtasks.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

a569143fb486224eafbd810733838c53.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	a569143fb486224eafbd810733838c53.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	a569143fb486224eafbd810733838c53.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

a569143fb486224eafbd810733838c53.exe

pid	process
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe
1876	a569143fb486224eafbd810733838c53.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

a569143fb486224eafbd810733838c53.exe

pid process

1740 a569143fb486224eafbd810733838c53.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a569143fb486224eafbd810733838c53.exe

description pid process

Token: SeDebugPrivilege 1876 a569143fb486224eafbd810733838c53.exe

pid	process
1740	a569143fb486224eafbd810733838c53.exe

description	pid	process
Token: SeDebugPrivilege	1876	a569143fb486224eafbd810733838c53.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

a569143fb486224eafbd810733838c53.execmd.exe

description	pid	process	target process
PID 1740 wrote to memory of 1980	1740	a569143fb486224eafbd810733838c53.exe	cmd.exe
PID 1740 wrote to memory of 1980	1740	a569143fb486224eafbd810733838c53.exe	cmd.exe
PID 1740 wrote to memory of 1980	1740	a569143fb486224eafbd810733838c53.exe	cmd.exe
PID 1740 wrote to memory of 1980	1740	a569143fb486224eafbd810733838c53.exe	cmd.exe
PID 1740 wrote to memory of 1876	1740	a569143fb486224eafbd810733838c53.exe	a569143fb486224eafbd810733838c53.exe
PID 1740 wrote to memory of 1876	1740	a569143fb486224eafbd810733838c53.exe	a569143fb486224eafbd810733838c53.exe
PID 1740 wrote to memory of 1876	1740	a569143fb486224eafbd810733838c53.exe	a569143fb486224eafbd810733838c53.exe
PID 1740 wrote to memory of 1876	1740	a569143fb486224eafbd810733838c53.exe	a569143fb486224eafbd810733838c53.exe
PID 1980 wrote to memory of 1536	1980	cmd.exe	schtasks.exe
PID 1980 wrote to memory of 1536	1980	cmd.exe	schtasks.exe
PID 1980 wrote to memory of 1536	1980	cmd.exe	schtasks.exe
PID 1980 wrote to memory of 1536	1980	cmd.exe	schtasks.exe
PID 1740 wrote to memory of 1876	1740	a569143fb486224eafbd810733838c53.exe	a569143fb486224eafbd810733838c53.exe

C:\Users\Admin\AppData\Local\Temp\a569143fb486224eafbd810733838c53.exe
"C:\Users\Admin\AppData\Local\Temp\a569143fb486224eafbd810733838c53.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\SysWOW64\cmd.exe
cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml"
2⤵
- Suspicious use of WriteProcessMemory
PID:1980

C:\Windows\SysWOW64\schtasks.exe
schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml"
3⤵
- Creates scheduled task(s)
PID:1536

C:\Users\Admin\AppData\Local\Temp\a569143fb486224eafbd810733838c53.exe
"C:\Users\Admin\AppData\Local\Temp\a569143fb486224eafbd810733838c53.exe"
2⤵
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1876

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\da5126c2c3394fcb8998a3506f4dbfc0.xml
MD5
a035055e1c80bc652520df45650c690f

SHA1
37b8364ad46e17199eb5a7ee89bb506bba384adb

SHA256
2b9948d34674d0fc0f9cb290da8298441b56205f6e341e3cfa1954df42c2b655

SHA512
678279d1bfc8a71c27a5a2c3afa5fd266882a62610863a3e4ebc2489f17827ed4c680c89e6b8b52621320500294d2df9888259ccdc5d38def43e739c1f325fc1

Download Submit
memory/1536-3-0x0000000000000000-mapping.dmp

Download
memory/1876-4-0x000000000040188B-mapping.dmp

Download
memory/1876-5-0x00000000766F1000-0x00000000766F3000-memory.dmp

Filesize
8KB

Download
memory/1876-8-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/1876-7-0x00000000741A0000-0x000000007488E000-memory.dmp

Filesize
6.9MB

Download
memory/1876-9-0x0000000000AF0000-0x0000000000B54000-memory.dmp

Filesize
400KB

Download
memory/1876-12-0x0000000004B12000-0x0000000004B13000-memory.dmp

Filesize
4KB

Download
memory/1876-11-0x0000000004B11000-0x0000000004B12000-memory.dmp

Filesize
4KB

Download
memory/1876-13-0x0000000004B13000-0x0000000004B14000-memory.dmp

Filesize
4KB

Download
memory/1876-14-0x0000000004B14000-0x0000000004B15000-memory.dmp

Filesize
4KB

Download
memory/1980-2-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads