Analysis
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max time kernel
137s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01/11/2024, 19:20
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20241007-en
General
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Target
file.exe
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Size
1016KB
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MD5
cfd6b4c3cc561d2776ce868f4ba72b69
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SHA1
081ab7b00963433a521ee26ec231bcfa3c47f6c8
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SHA256
0b0b2ba32fb5312ed77ae6925fbbdc872810de0e3566d5b04dbaace7e2f0dc68
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SHA512
cdac60c82ca54213a2a42226653e89ff56fb4dc8f3379423acd4e91a74b67320cb788f8b427e23f871ce63da61bdcde691d17732051c6a4d05753a116bbe03b3
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SSDEEP
24576:bLufVqijKZ7Svyl02t8wMBWvKVZLHo5nwe6QrkcJaEi0tg:bCfV9jK0yl026w2roC7CkcQELg
Malware Config
Extracted
Protocol: smtp- Host:
mail.kdt.co.id - Port:
587 - Username:
[email protected] - Password:
Multi12345-!@#
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.kdt.co.id - Port:
587 - Username:
[email protected] - Password:
Multi12345-!@# - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.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 24 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3312 set thread context of 2092 3312 file.exe 95 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3312 file.exe 3312 file.exe 2092 file.exe 2092 file.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3312 file.exe Token: SeDebugPrivilege 2092 file.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3312 wrote to memory of 2668 3312 file.exe 94 PID 3312 wrote to memory of 2668 3312 file.exe 94 PID 3312 wrote to memory of 2668 3312 file.exe 94 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 PID 3312 wrote to memory of 2092 3312 file.exe 95 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 file.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵PID:2668
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.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:2092
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3