Analysis
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max time kernel
149s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20250410-en -
resource tags
arch:x64arch:x86image:win10v2004-20250410-enlocale:en-usos:windows10-2004-x64system -
submitted
14/04/2025, 13:10
Static task
static1
Behavioral task
behavioral1
Sample
315176345_2025-04-13-5522441.exe
Resource
win10v2004-20250410-en
Behavioral task
behavioral2
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20250314-en
General
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Target
315176345_2025-04-13-5522441.exe
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Size
645KB
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MD5
619e2fa8cf181dcce7df16e5fee4065a
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SHA1
7c72e48804fbd2bd8b4f28e69f916d910afd5cc7
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SHA256
8e6c5f4651741758b6b141da89e4c27fa244eccce3d9beaf4b1ae0e48f13d5a0
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SHA512
9840537924bf3858b21771945798f49b2e907b8efee4fe4e7ae5a0762c5ff451543b95d9750e31d0203ec485da45535c03d8cfbeba88ca70533ddb19ac4ad303
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SSDEEP
12288:u+q6+b0201LM+OryHE3WrRMnSUO8nmCeud3f2KHTlt1A:u+qlA20WyGEyltnmCe8fJ31A
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7940557245:AAGEVNBuuGDhlbTi3PPq7irUInwmQ9JgMqQ/sendMessage?chat_id=7590946867
Signatures
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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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 2 IoCs
pid Process 3284 315176345_2025-04-13-5522441.exe 3284 315176345_2025-04-13-5522441.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-1-5-21-3833542908-3750648139-3436651901-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 315176345_2025-04-13-5522441.exe Key opened \REGISTRY\USER\S-1-5-21-3833542908-3750648139-3436651901-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 315176345_2025-04-13-5522441.exe Key opened \REGISTRY\USER\S-1-5-21-3833542908-3750648139-3436651901-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 315176345_2025-04-13-5522441.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 1 drive.google.com 2 drive.google.com -
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 15 checkip.dyndns.org 18 reallyfreegeoip.org 19 reallyfreegeoip.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4452 315176345_2025-04-13-5522441.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3284 315176345_2025-04-13-5522441.exe 4452 315176345_2025-04-13-5522441.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 315176345_2025-04-13-5522441.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 315176345_2025-04-13-5522441.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4452 315176345_2025-04-13-5522441.exe 4452 315176345_2025-04-13-5522441.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3284 315176345_2025-04-13-5522441.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4452 315176345_2025-04-13-5522441.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3284 wrote to memory of 4452 3284 315176345_2025-04-13-5522441.exe 88 PID 3284 wrote to memory of 4452 3284 315176345_2025-04-13-5522441.exe 88 PID 3284 wrote to memory of 4452 3284 315176345_2025-04-13-5522441.exe 88 PID 3284 wrote to memory of 4452 3284 315176345_2025-04-13-5522441.exe 88 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3833542908-3750648139-3436651901-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 315176345_2025-04-13-5522441.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3833542908-3750648139-3436651901-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 315176345_2025-04-13-5522441.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe"C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3284 -
C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.exe"C:\Users\Admin\AppData\Local\Temp\315176345_2025-04-13-5522441.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:4452
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Network
MITRE ATT&CK Enterprise v16
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
7B
MD567cfa7364c4cf265b047d87ff2e673ae
SHA156e27889277981a9b63fcf5b218744a125bbc2fa
SHA256639b68bd180b47d542dd001d03557ee2d5b3065c3c783143bc9fb548f3fd7713
SHA51217f28a136b20b89e9c3a418b08fd8e6fcaac960872dc33b2481af2d872efc44228f420759c57724f5d953c7ba98f2283e2acc7dfe5a58cbf719c6480ec7a648b
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Filesize
56B
MD529a28ce2b1e65d140f33352d68603e6f
SHA16c018cc95d5c6145b253dc0ecf7788ba60a186e8
SHA256703e34699df3afe05877ed93aa2f8d37e2868411d55397a921fb45a0509816a2
SHA5124285dd432573efdabf9e11d787a75db6eea018c7c427237012e3e0b89a589c1f79c5fb2f437f5d8f5d4af404f8dd72f7d14cc6012b877550f3291f325a0fe1d3
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Filesize
74B
MD516d513397f3c1f8334e8f3e4fc49828f
SHA14ee15afca81ca6a13af4e38240099b730d6931f0
SHA256d3c781a1855c8a70f5aca88d9e2c92afffa80541334731f62caa9494aa8a0c36
SHA5124a350b790fdd2fe957e9ab48d5969b217ab19fc7f93f3774f1121a5f140ff9a9eaaa8fa30e06a9ef40ad776e698c2e65a05323c3adf84271da1716e75f5183c3
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Filesize
60B
MD56003c892b3f3e6857b44804bb171e32b
SHA1e5388e8d8163b149dcc9c496a3bf2a4a23a0ad77
SHA2566aca13da7c0fef80812c437ed6ebfc24e9ab6dc53f36b8f42c6b7071f84e3ca8
SHA512e935627de21df33244c6aed2fdd8e2d8750bdff40574c1063c02334e2059649b7338e1ff2732efb8b0b0110e53e0a67c25390ee8de314b601aa13e37095cf4c7
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Filesize
12KB
MD59b38a1b07a0ebc5c7e59e63346ecc2db
SHA197332a2ffcf12a3e3f27e7c05213b5d7faa13735
SHA2568b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
SHA51226e77f8e10f6d8693c92bd036b53a3f6e0c523090ef8dfe479815f556ecd2b57fc90ce9f7cceebe70460d464decb27ad1fe240819fd56997764e96506b6a439c
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Filesize
13B
MD5f6dd1b23c7a68545a2c2dbf678cf8683
SHA143eeed66236b1b5868671abdc138051daa64fd16
SHA25638e0646749072dd0bfa54e9cc2884b454d7ea22b08d816599d86f7f162e1c7e8
SHA512a23ad3fc2ca9259a0641bc445eb71848c5e824694f844dea4d35d985aa65fa6a882af3d4f873042df9da564e0ec4afd0ad2bc6911c00a70f9e82171d53fb76d2
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Filesize
30B
MD5f15bfdebb2df02d02c8491bde1b4e9bd
SHA193bd46f57c3316c27cad2605ddf81d6c0bde9301
SHA256c87f2ff45bb530577fb8856df1760edaf1060ae4ee2934b17fdd21b7d116f043
SHA5121757ed4ae4d47d0c839511c18be5d75796224d4a3049e2d8853650ace2c5057c42040de6450bf90dd4969862e9ebb420cd8a34f8dd9c970779ed2e5459e8f2f1
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Filesize
52B
MD55d04a35d3950677049c7a0cf17e37125
SHA1cafdd49a953864f83d387774b39b2657a253470f
SHA256a9493973dd293917f3ebb932ab255f8cac40121707548de100d5969956bb1266
SHA512c7b1afd95299c0712bdbc67f9d2714926d6ec9f71909af615affc400d8d2216ab76f6ac35057088836435de36e919507e1b25be87b07c911083f964eb67e003b