vipkeylogger | 9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab

General

Target

9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
Size

740KB
MD5

2a54e265ef5e69728c0d204fb3d7e60a
SHA1

909e441fbb166582b62579e948492292365530fc
SHA256

9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab
SHA512

fd9692f0eda673c99181acd4c5dad6e133235d8abfb8a79aa6290ce62465c2acc335377b8b4863a3db4ee3f6259fc64a19015a7d5099ca704cb342cbb2935b44
SSDEEP

12288:7IjCsB2LjKzgcD8NxU4GubAa5HSLKOugn229fdUOjAL:wB2LGUcD8ZnCu22GDi

Score

10^/10

vipkeylogger collection discovery execution keylogger spyware 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

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
2712	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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.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
9	reallyfreegeoip.org
4	checkip.dyndns.org
8	reallyfreegeoip.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2316 set thread context of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32

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	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
2828	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
2712	powershell.exe
2828	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
Token: SeDebugPrivilege	2828	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
Token: SeDebugPrivilege	2712	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2828	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2712	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	30
PID 2316 wrote to memory of 2712	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	30
PID 2316 wrote to memory of 2712	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	30
PID 2316 wrote to memory of 2712	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	30
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32
PID 2316 wrote to memory of 2828	2316	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe	32

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe

C:\Users\Admin\AppData\Local\Temp\9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
"C:\Users\Admin\AppData\Local\Temp\9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2316
- 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\9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2712
- C:\Users\Admin\AppData\Local\Temp\9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe
  "C:\Users\Admin\AppData\Local\Temp\9a71da6c174ed01e2bb5fddd7bc7d2ff7e6a988b8deecd05c6935373192573ab.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2828

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

Loading Replay Monitor...

Downloads

memory/2316-0-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2316-1-0x00000000001D0000-0x0000000000290000-memory.dmp

Filesize
768KB

Download
memory/2316-2-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2316-3-0x0000000000440000-0x000000000045E000-memory.dmp

Filesize
120KB

Download
memory/2316-4-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/2316-5-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2316-6-0x0000000000520000-0x00000000005AE000-memory.dmp

Filesize
568KB

Download
memory/2316-21-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-15-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-11-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-8-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-20-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-17-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-7-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2828-24-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download
memory/2828-25-0x0000000074890000-0x0000000074F7E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing