vipkeylogger | 04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4

General

Target

04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	svchost.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 2552 set thread context of 2396	2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.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	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2396	svchost.exe
2396	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe
2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe
2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2396	2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe	31
PID 2552 wrote to memory of 2396	2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe	31
PID 2552 wrote to memory of 2396	2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe	31
PID 2552 wrote to memory of 2396	2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe	31
PID 2552 wrote to memory of 2396	2552	04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.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	svchost.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	svchost.exe

C:\Users\Admin\AppData\Local\Temp\04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.exe
"C:\Users\Admin\AppData\Local\Temp\04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.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:2552
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\04017385f3c4b8858022a5952b59089a66a59830a4c5443bdb83e6168631b3b4.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:2396

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

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Downloads

memory/2396-13-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-15-0x0000000000BB0000-0x0000000000BFE000-memory.dmp

Filesize
312KB

Download
memory/2396-9-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2396-10-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2396-11-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/2396-12-0x0000000000AD0000-0x0000000000B1E000-memory.dmp

Filesize
312KB

Download
memory/2396-7-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2396-14-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-21-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-16-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-17-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-18-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/2396-19-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/2396-20-0x0000000074450000-0x0000000074B3E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-6-0x0000000000820000-0x0000000000C20000-memory.dmp

Filesize
4.0MB

Download

Analysis

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