Analysis
-
max time kernel
106s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25-09-2024 02:22
Static task
static1
Behavioral task
behavioral1
Sample
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe
Resource
win10v2004-20240802-en
General
-
Target
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe
-
Size
1.2MB
-
MD5
d138e7f7d5e29f416b7b04e4f7567d11
-
SHA1
4ed5d9329f6d190936ba3065b75bd90c7f83d04b
-
SHA256
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9
-
SHA512
9aca54e79a967ed2d22bcc92d759e934aa39c407bd3d2d42795d285aaa52030205215965bb56f639f18bbaaaf4a9e4247834f935600d2455830f74b19c1d7afc
-
SSDEEP
24576:pRmJkcoQricOIQxiZY1iaXSnI7XSMXGGXb3jZFR:mJZoQrbTFZY1iaXS4rGozjZFR
Malware Config
Extracted
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Password: )NYyffR0
Extracted
vipkeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Password: )NYyffR0 - Email To:
[email protected]
Signatures
-
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
-
Drops startup file 1 IoCs
Processes:
name.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs name.exe -
Executes dropped EXE 1 IoCs
Processes:
name.exepid Process 836 name.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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.
Processes:
flow ioc 15 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule behavioral2/files/0x00070000000234de-5.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
name.exedescription pid Process procid_target PID 836 set thread context of 1876 836 name.exe 83 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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.
Processes:
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exename.exeRegSvcs.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language name.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
RegSvcs.exepid Process 1876 RegSvcs.exe 1876 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
name.exepid Process 836 name.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid Process Token: SeDebugPrivilege 1876 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
Processes:
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exename.exepid Process 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 836 name.exe 836 name.exe -
Suspicious use of SendNotifyMessage 4 IoCs
Processes:
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exename.exepid Process 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 836 name.exe 836 name.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exename.exedescription pid Process procid_target PID 1384 wrote to memory of 836 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 82 PID 1384 wrote to memory of 836 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 82 PID 1384 wrote to memory of 836 1384 b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe 82 PID 836 wrote to memory of 1876 836 name.exe 83 PID 836 wrote to memory of 1876 836 name.exe 83 PID 836 wrote to memory of 1876 836 name.exe 83 PID 836 wrote to memory of 1876 836 name.exe 83 -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Users\Admin\AppData\Local\directory\name.exe"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"2⤵
- Drops startup file
- Executes dropped EXE
- 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:836 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9.exe"3⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1876
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
-
Filesize
1.2MB
MD5d138e7f7d5e29f416b7b04e4f7567d11
SHA14ed5d9329f6d190936ba3065b75bd90c7f83d04b
SHA256b265a1d4698c08fe197c6cfed56a7a23adae05fdd25a4917ff5354e537f698d9
SHA5129aca54e79a967ed2d22bcc92d759e934aa39c407bd3d2d42795d285aaa52030205215965bb56f639f18bbaaaf4a9e4247834f935600d2455830f74b19c1d7afc