vipkeylogger | 187b641172cd62b776161c84fe7c204f04485195941c070e71723e43154705a1

General

Target

bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
Size

1.0MB
MD5

569b06e122225723b74f15427fed5efd
SHA1

10c688508211c77cca28e4d69d1344bffeffd16e
SHA256

bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da
SHA512

d9903660d63cded431848a11570984e0b435a5d96ba561a26e98af2b6e01eb3781decdbfd0d31cfdca5d728c3ba971b8cd5699ad925c9484868989784fc07b1c
SSDEEP

24576:0MaSSKy2/SPNzVyCMQwPTNIvOMXMd9me:0RQoVyFbPTNMOME9P

Score

10^/10

vipkeylogger collection discovery keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7965348925:AAGe8wdrvk9A3lxr1GIjGigodJ_zZ7prhfs/sendMessage?chat_id=6848903538

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
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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
4	checkip.dyndns.org
8	reallyfreegeoip.org
9	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2708 set thread context of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2092	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
2092	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2092	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31
PID 2708 wrote to memory of 2092	2708	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe

C:\Users\Admin\AppData\Local\Temp\bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
"C:\Users\Admin\AppData\Local\Temp\bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Users\Admin\AppData\Local\Temp\bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe
  "C:\Users\Admin\AppData\Local\Temp\bb9bdef39934525370a6514998bc884fb2a5a271de037eeaa19c36833eebb7da.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2092-11-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-29-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-9-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-28-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-27-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-6-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-19-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-17-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-15-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-7-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2092-26-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-25-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2092-20-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-21-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-24-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2708-23-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2708-22-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2708-1-0x0000000000A70000-0x0000000000B7C000-memory.dmp

Filesize
1.0MB

Download
memory/2708-2-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2708-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2708-3-0x0000000004C00000-0x0000000004C90000-memory.dmp

Filesize
576KB

Download
memory/2708-0-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download

Analysis

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