vipkeylogger | c2eeaac42cb00a62f524385cf12985c51a11e5e1899839086e5f93ebf7614f11

General

Target

Inquiry N_ TM23-10-00.exe
Size

1.1MB
MD5

9841a84f5212786b4817a31606a52bb5
SHA1

bcfe6a3519ffb3befde5b76c222cfbc23bfbf862
SHA256

07b7893fd55f0b3a12d3909af01c3cf490667b3bdcdfd4cddf69a3137d06ebd6
SHA512

2c1698cb058e519c561dc662d5969d7a78af343ae0b6516e25fe3bab0a41ae24bc68662b0f0127b6f0fa9ebafb936879d32895f64f2636e02e288b3af9997a39
SSDEEP

24576:ffmMv6Ckr7Mny5QL+7NcN+VNwAC+inTnjoG+:f3v+7/5QLiNi+Vqb+iTnjoG+

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 1160 set thread context of 2240	1160	Inquiry N_ TM23-10-00.exe	31

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Inquiry N_ TM23-10-00.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2240	svchost.exe
2240	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1160	Inquiry N_ TM23-10-00.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1160	Inquiry N_ TM23-10-00.exe
1160	Inquiry N_ TM23-10-00.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1160	Inquiry N_ TM23-10-00.exe
1160	Inquiry N_ TM23-10-00.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 2240	1160	Inquiry N_ TM23-10-00.exe	31
PID 1160 wrote to memory of 2240	1160	Inquiry N_ TM23-10-00.exe	31
PID 1160 wrote to memory of 2240	1160	Inquiry N_ TM23-10-00.exe	31
PID 1160 wrote to memory of 2240	1160	Inquiry N_ TM23-10-00.exe	31
PID 1160 wrote to memory of 2240	1160	Inquiry N_ TM23-10-00.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe

C:\Users\Admin\AppData\Local\Temp\Inquiry N_ TM23-10-00.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry N_ TM23-10-00.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:1160
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\Inquiry N_ TM23-10-00.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:2240

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 Information Discovery

1

T1082

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/1160-2-0x00000000033E0000-0x00000000035E0000-memory.dmp

Filesize
2.0MB

Download
memory/2240-3-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2240-5-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2240-6-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2240-7-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2240-8-0x0000000001F20000-0x0000000001F6E000-memory.dmp

Filesize
312KB

Download
memory/2240-9-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-10-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-11-0x0000000001F80000-0x0000000001FCE000-memory.dmp

Filesize
312KB

Download
memory/2240-12-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-13-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-14-0x000000007402E000-0x000000007402F000-memory.dmp

Filesize
4KB

Download
memory/2240-15-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download
memory/2240-16-0x0000000074020000-0x000000007470E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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