Analysis
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max time kernel
300s -
max time network
308s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2024, 00:34
Static task
static1
Behavioral task
behavioral1
Sample
AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe
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Size
823KB
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MD5
e094f4ca0bcf4795c43c37b71cd65001
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SHA1
dbe62e4ab2ba669fc5670b2aacbefca1784798f4
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SHA256
24de759c141ec60a2d89352e581ccc47b83d0240702283903e8cbdd1d9745265
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SHA512
40d8df1697890ad77cbe6bb4e47cd111890b4ed4f99abbd984dc0341b006ec947c0af37e951852a2fa32c8562e1085060a1e14d677461ef2a773ba88f92696fb
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SSDEEP
24576:vbDc7+6xit+u3UjQqNATwJe9YESd4+/dD+la:vbDcUxOSBdSd4XM
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot8148338634:AAFvLNrhxaF7bMPzQMLbUnueRMJvDIi5kcU/sendMessage?chat_id=7698865320
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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Loads dropped DLL 1 IoCs
pid Process 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.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.
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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-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 32 drive.google.com 33 drive.google.com -
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 48 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4628 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 4628 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4972 set thread context of 4628 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 105 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\resources\gnatty\mataeotechny.gui AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4628 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 4628 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4628 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4972 wrote to memory of 4628 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 105 PID 4972 wrote to memory of 4628 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 105 PID 4972 wrote to memory of 4628 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 105 PID 4972 wrote to memory of 4628 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 105 PID 4972 wrote to memory of 4628 4972 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe 105 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe"C:\Users\Admin\AppData\Local\Temp\AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Users\Admin\AppData\Local\Temp\AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe"C:\Users\Admin\AppData\Local\Temp\AVISO DE PAGO 198426 TRANSPORTES ARGATXA S A.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4628
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
11KB
MD57399323923e3946fe9140132ac388132
SHA1728257d06c452449b1241769b459f091aabcffc5
SHA2565a1c20a3e2e2eb182976977669f2c5d9f3104477e98f74d69d2434e79b92fdc3
SHA512d6f28ba761351f374ae007c780be27758aea7b9f998e2a88a542eede459d18700adffe71abcb52b8a8c00695efb7ccc280175b5eeb57ca9a645542edfabb64f1