Analysis
-
max time kernel
146s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20250502-en -
resource tags
arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system -
submitted
01/07/2025, 07:07
Static task
static1
Behavioral task
behavioral1
Sample
rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe
Resource
win11-20250610-en
General
-
Target
rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe
-
Size
390KB
-
MD5
eab2fd6443e00aa52be6946416210fef
-
SHA1
94127b880aaa2e8eea9324f4e6f82cc50f6ffa68
-
SHA256
dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946
-
SHA512
f642bdae75ec625453092d46921832fc778c28004bb99c492c1dc2d63e4eb974230b7cffe546573939eb3bee82a54ef29cba6d0e24681b2fff2c0ee28e53753c
-
SSDEEP
6144:50J4r36CDOpQcZJojDuUl392TfhLIUzd1f3EI/p0F3RY9lP:5ICTcneDuUl3ifhb3b/p0Fq
Malware Config
Extracted
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
7kUHiiaQ#2YjG(7
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
7kUHiiaQ#2YjG(7 - Email To:
[email protected]
Signatures
-
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
-
Vipkeylogger family
-
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FrameworkDisplayName.vbs rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.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 21 checkip.dyndns.org 28 reallyfreegeoip.org 30 reallyfreegeoip.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5552 set thread context of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5424 InstallUtil.exe 5424 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe Token: SeDebugPrivilege 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe Token: SeDebugPrivilege 5424 InstallUtil.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5552 wrote to memory of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 PID 5552 wrote to memory of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 PID 5552 wrote to memory of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 PID 5552 wrote to memory of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 PID 5552 wrote to memory of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 PID 5552 wrote to memory of 5424 5552 rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe 88 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1153236273-2212388449-1493869963-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe"C:\Users\Admin\AppData\Local\Temp\rl_dabb4dcb4fd3bbaf855ba9ea3721140fb98129c58608022f2816c6cc5fe7a946.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5552 -
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:5424
-