vipkeylogger | f52802b0c8c6e76942c7c05d54d0f5cb6a25b69035c0ee9cbbb9e1028f76cd27

General

Target

comprobantes de pago.exe
Size

77.0MB
MD5

8bcb70565d9d32c3466fb9b56bfcf96b
SHA1

e85c2b8ae6feb421143e44d441d6abc79426c2bc
SHA256

04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4
SHA512

ee9bbb8c50870cda04030aed6aa18b0a2338ac3f67bce66d7d10e74c0874075700397befda1806b626545edf917e9cc787c6740267502d3a373dc649e4d6aaef
SSDEEP

24576:jtb20pkaCqT5TBWgNQ7aG6It476J5WCL/6TY6A:gVg5tQ7aGJpn/J5

Score

10^/10

vipkeylogger collection discovery keylogger stealer

Malware Config

Extracted

Family

vipkeylogger

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
4	checkip.dyndns.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 2056	2988	comprobantes de pago.exe	30

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	comprobantes de pago.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2056	svchost.exe
2056	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2988	comprobantes de pago.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2056	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2988	comprobantes de pago.exe
2988	comprobantes de pago.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2988	comprobantes de pago.exe
2988	comprobantes de pago.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2056	2988	comprobantes de pago.exe	30
PID 2988 wrote to memory of 2056	2988	comprobantes de pago.exe	30
PID 2988 wrote to memory of 2056	2988	comprobantes de pago.exe	30
PID 2988 wrote to memory of 2056	2988	comprobantes de pago.exe	30
PID 2988 wrote to memory of 2056	2988	comprobantes de pago.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\comprobantes de pago.exe
"C:\Users\Admin\AppData\Local\Temp\comprobantes de pago.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\comprobantes de pago.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:2056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2056-13-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-15-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-10-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2056-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2056-11-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/2056-12-0x00000000004E0000-0x000000000052E000-memory.dmp

Filesize
312KB

Download
memory/2056-8-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2056-20-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-17-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-16-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2056-14-0x00000000006B0000-0x00000000006FE000-memory.dmp

Filesize
312KB

Download
memory/2056-18-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/2056-19-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2988-6-0x0000000000C20000-0x0000000001020000-memory.dmp

Filesize
4.0MB

Download

Analysis

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