Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-10-2024 01:53
Static task
static1
Behavioral task
behavioral1
Sample
6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.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
6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe
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Size
784KB
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MD5
d5124313ebf51a883392d6171e9b7049
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SHA1
72c137198f1893be9f5a73a89967889895160117
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SHA256
6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4
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SHA512
dfda9be5f1641ab3567f483cb80d340fefa30ec893ba9af42d687726f8ef07d2ee7457ae45a10e3f6d087206693e01239f2c3ec3e9aaa23b9dab21f371c453fd
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SSDEEP
12288:I5gGipxkBKTBX7yFUJFLoEaOAUGsoj5eTZa86q+gdD3/86DtrmT9cPfRNLiyi7TH:5GiwB4NyF8olhRj5eKq+Y/gcHv+yIdv
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7500341588:AAHsqawFdC2urnq1E6blZy5E3r-OiJvH9ZA/sendMessage?chat_id=7267131103
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 1 IoCs
pid Process 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 38 drive.google.com 39 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 52 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 4284 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 4284 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4956 set thread context of 4284 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 99 -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\rollerskater.lnk 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe File created C:\Program Files (x86)\rollerskater.lnk 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.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 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4284 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 4284 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4284 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4956 wrote to memory of 4284 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 99 PID 4956 wrote to memory of 4284 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 99 PID 4956 wrote to memory of 4284 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 99 PID 4956 wrote to memory of 4284 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 99 PID 4956 wrote to memory of 4284 4956 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe 99 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe"C:\Users\Admin\AppData\Local\Temp\6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Users\Admin\AppData\Local\Temp\6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.exe"C:\Users\Admin\AppData\Local\Temp\6aa4aecddd8e0ffc3b3cee5987c88d34eb7cb048cb5a42983b2b223875182bd4.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:4284
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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
MD5ee260c45e97b62a5e42f17460d406068
SHA1df35f6300a03c4d3d3bd69752574426296b78695
SHA256e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3