vipkeylogger | 535d29bedc8c720ed7daaeb5e8d79c650b21664d72bad77106eb518975be223b

Analysis

max time kernel
143s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-11-2024 14:26

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General

Target

CERTIFICADO TITULARIDAD.exe
Size

573KB
MD5

597971be325bbba1df725a7c101a4c58
SHA1

90e6b7d6c632cc6fb0d5641ec9b987d5e3387397
SHA256

535d29bedc8c720ed7daaeb5e8d79c650b21664d72bad77106eb518975be223b
SHA512

ca6f8eab690ab14fcabb7571deba25edeac92bc0167df73607effeec9f1eb680034969b1feda6d62a6002bbea100a4876800bef1d5058033bc7642fc664cf7bb
SSDEEP

12288:bXjIKeMQ2PATRg+s/iJplEElhvfTsjzMw1LwKpmkz:bXjIKRQFRC/yTEELD81cCtz

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

https://api.telegram.org/bot8148338634:AAFvLNrhxaF7bMPzQMLbUnueRMJvDIi5kcU/sendMessage?chat_id=7698865320

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
Vipkeylogger family
vipkeylogger

Loads dropped DLL 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

pid	Process
3552	CERTIFICADO TITULARIDAD.exe

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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

CERTIFICADO TITULARIDAD.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CERTIFICADO TITULARIDAD.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CERTIFICADO TITULARIDAD.exe
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CERTIFICADO TITULARIDAD.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

Processes:

flow	ioc
31	drive.google.com
32	drive.google.com

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
43	checkip.dyndns.org

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

pid	Process
4836	CERTIFICADO TITULARIDAD.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

CERTIFICADO TITULARIDAD.exeCERTIFICADO TITULARIDAD.exe

pid	Process
3552	CERTIFICADO TITULARIDAD.exe
4836	CERTIFICADO TITULARIDAD.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

description	pid	Process	procid_target
PID 3552 set thread context of 4836	3552	CERTIFICADO TITULARIDAD.exe	94

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

CERTIFICADO TITULARIDAD.exeCERTIFICADO TITULARIDAD.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CERTIFICADO TITULARIDAD.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CERTIFICADO TITULARIDAD.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

pid	Process
4836	CERTIFICADO TITULARIDAD.exe
4836	CERTIFICADO TITULARIDAD.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

pid	Process
3552	CERTIFICADO TITULARIDAD.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

description	pid	Process
Token: SeDebugPrivilege	4836	CERTIFICADO TITULARIDAD.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

description	pid	Process	procid_target
PID 3552 wrote to memory of 4836	3552	CERTIFICADO TITULARIDAD.exe	94
PID 3552 wrote to memory of 4836	3552	CERTIFICADO TITULARIDAD.exe	94
PID 3552 wrote to memory of 4836	3552	CERTIFICADO TITULARIDAD.exe	94
PID 3552 wrote to memory of 4836	3552	CERTIFICADO TITULARIDAD.exe	94
PID 3552 wrote to memory of 4836	3552	CERTIFICADO TITULARIDAD.exe	94

outlook_office_path 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CERTIFICADO TITULARIDAD.exe

outlook_win_path 1 IoCs

Processes:

CERTIFICADO TITULARIDAD.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CERTIFICADO TITULARIDAD.exe

C:\Users\Admin\AppData\Local\Temp\CERTIFICADO TITULARIDAD.exe
"C:\Users\Admin\AppData\Local\Temp\CERTIFICADO TITULARIDAD.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3552
- C:\Users\Admin\AppData\Local\Temp\CERTIFICADO TITULARIDAD.exe
  "C:\Users\Admin\AppData\Local\Temp\CERTIFICADO TITULARIDAD.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsv7C16.tmp\System.dll

Filesize
12KB

MD5
4add245d4ba34b04f213409bfe504c07

SHA1
ef756d6581d70e87d58cc4982e3f4d18e0ea5b09

SHA256
9111099efe9d5c9b391dc132b2faf0a3851a760d4106d5368e30ac744eb42706

SHA512
1bd260cabe5ea3cefbbc675162f30092ab157893510f45a1b571489e03ebb2903c55f64f89812754d3fe03c8f10012b8078d1261a7e73ac1f87c82f714bce03d

Download Submit
memory/3552-11-0x0000000077A11000-0x0000000077B31000-memory.dmp

Filesize
1.1MB

Download
memory/3552-13-0x0000000074875000-0x0000000074876000-memory.dmp

Filesize
4KB

Download
memory/3552-12-0x0000000077A11000-0x0000000077B31000-memory.dmp

Filesize
1.1MB

Download
memory/4836-14-0x0000000077A11000-0x0000000077B31000-memory.dmp

Filesize
1.1MB

Download
memory/4836-15-0x0000000077A98000-0x0000000077A99000-memory.dmp

Filesize
4KB

Download
memory/4836-16-0x0000000077AB5000-0x0000000077AB6000-memory.dmp

Filesize
4KB

Download
memory/4836-29-0x0000000000460000-0x00000000016B4000-memory.dmp

Filesize
18.3MB

Download
memory/4836-30-0x0000000077A11000-0x0000000077B31000-memory.dmp

Filesize
1.1MB

Download
memory/4836-31-0x000000007290E000-0x000000007290F000-memory.dmp

Filesize
4KB

Download
memory/4836-32-0x0000000000460000-0x00000000004A8000-memory.dmp

Filesize
288KB

Download
memory/4836-33-0x00000000397F0000-0x0000000039D94000-memory.dmp

Filesize
5.6MB

Download
memory/4836-34-0x0000000039600000-0x000000003969C000-memory.dmp

Filesize
624KB

Download
memory/4836-35-0x0000000072900000-0x00000000730B0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-37-0x000000003A1E0000-0x000000003A3A2000-memory.dmp

Filesize
1.8MB

Download
memory/4836-38-0x0000000039790000-0x00000000397E0000-memory.dmp

Filesize
320KB

Download
memory/4836-39-0x000000007290E000-0x000000007290F000-memory.dmp

Filesize
4KB

Download
memory/4836-40-0x0000000072900000-0x00000000730B0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-42-0x000000003A440000-0x000000003A4D2000-memory.dmp

Filesize
584KB

Download
memory/4836-43-0x000000003A510000-0x000000003A51A000-memory.dmp

Filesize
40KB

Download