Analysis
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max time kernel
295s -
max time network
203s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
20-11-2024 17:00
General
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Target
Wurth Invoice 4052616348.exe
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Size
681KB
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MD5
0270d9f65bf63999240fafabbea1bcab
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SHA1
9eda8853ea74470d59d953329341750cc420b161
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SHA256
b0fceff0ca55741de03d3c37d66b518e2edc3f31a75c8acea4d857397d11740f
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SHA512
bb2cb037c248c422bbfb838d13cdf6b8078949dbe508e58a4d1464fcef2efadffe1f7aba6e30df5b07f1c1ac121bdc3f25bbaee196fe6e351c44edf28db7becc
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SSDEEP
12288:fTkuHDdu5QpUjsXnkKJuSAgwCKousQKnsk2axTsv:fTRoaUj+USHToqxTsv
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7773291387:AAFW0tyP5tccfsSYvPespY2G7aDGr5DPwdk/sendMessage?chat_id=7981072606
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
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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
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Drops file in Windows directory 1 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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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.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Wurth Invoice 4052616348.exe"C:\Users\Admin\AppData\Local\Temp\Wurth Invoice 4052616348.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
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C:\Users\Admin\AppData\Local\Temp\Wurth Invoice 4052616348.exe"C:\Users\Admin\AppData\Local\Temp\Wurth Invoice 4052616348.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
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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
MD575ed96254fbf894e42058062b4b4f0d1
SHA1996503f1383b49021eb3427bc28d13b5bbd11977
SHA256a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
SHA51258174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4
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Filesize
1.1MB
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Filesize
1.1MB
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Filesize
4KB
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Filesize
1.1MB
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Filesize
4KB
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Filesize
4KB
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Filesize
18.3MB
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Filesize
1.1MB
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Filesize
18.3MB
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Filesize
4KB
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Filesize
288KB
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Filesize
5.6MB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
1.8MB
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Filesize
320KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
40KB