vipkeylogger | 288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313

General

Target

f1f5c3ac10d4a2b5ee41287be266697a.exe
Size

934KB
MD5

f1f5c3ac10d4a2b5ee41287be266697a
SHA1

cadfebb21927a50708216ce994d748c7c71fb7cb
SHA256

288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313
SHA512

b21d15994853bc485ad1198308ecab15310e44e2cd9b7a6528196816718bd27cc7be5baeb6c3b6ff15b860a8aa20a854cd6e39b266bcdade1c04484c2c1322a3
SSDEEP

24576:lFbved6FiFmV9xW8Hx6Wm95DXXyuZQJDAui:lVp7DHx6n95DXieQ6ui

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware stealer

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
cp1.virtualine.org
Port:
587
Username:
[email protected]
Password:
7213575aceACE@@
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2452	powershell.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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f1f5c3ac10d4a2b5ee41287be266697a.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f1f5c3ac10d4a2b5ee41287be266697a.exe
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f1f5c3ac10d4a2b5ee41287be266697a.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 2352 set thread context of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33

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 3 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1f5c3ac10d4a2b5ee41287be266697a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1f5c3ac10d4a2b5ee41287be266697a.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2164	f1f5c3ac10d4a2b5ee41287be266697a.exe
2452	powershell.exe
2164	f1f5c3ac10d4a2b5ee41287be266697a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2164	f1f5c3ac10d4a2b5ee41287be266697a.exe
Token: SeDebugPrivilege	2452	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2452	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	31
PID 2352 wrote to memory of 2452	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	31
PID 2352 wrote to memory of 2452	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	31
PID 2352 wrote to memory of 2452	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	31
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33
PID 2352 wrote to memory of 2164	2352	f1f5c3ac10d4a2b5ee41287be266697a.exe	33

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f1f5c3ac10d4a2b5ee41287be266697a.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f1f5c3ac10d4a2b5ee41287be266697a.exe

C:\Users\Admin\AppData\Local\Temp\f1f5c3ac10d4a2b5ee41287be266697a.exe
"C:\Users\Admin\AppData\Local\Temp\f1f5c3ac10d4a2b5ee41287be266697a.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\f1f5c3ac10d4a2b5ee41287be266697a.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2452
- C:\Users\Admin\AppData\Local\Temp\f1f5c3ac10d4a2b5ee41287be266697a.exe
  "C:\Users\Admin\AppData\Local\Temp\f1f5c3ac10d4a2b5ee41287be266697a.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:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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 Information Discovery

1

T1082

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/2164-13-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-28-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2164-27-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2164-24-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2164-22-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2164-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-21-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-17-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2164-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2352-5-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-6-0x00000000051B0000-0x000000000523C000-memory.dmp

Filesize
560KB

Download
memory/2352-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

Filesize
4KB

Download
memory/2352-23-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-4-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

Filesize
4KB

Download
memory/2352-3-0x0000000000520000-0x000000000053C000-memory.dmp

Filesize
112KB

Download
memory/2352-2-0x0000000074CE0000-0x00000000753CE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-1-0x0000000000AD0000-0x0000000000BBE000-memory.dmp

Filesize
952KB

Download

Analysis

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