Analysis
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max time kernel
79s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
20-11-2024 08:32
General
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Target
Request for Quotation MK FMHS.RFQ.24.11.20.bat.exe
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Size
769KB
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MD5
7b5985233faf11890e9cf4c7b579983b
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SHA1
cb2f20ad79ea7d8a1758ac2ae90a1c6d7f47e784
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SHA256
5cce0ced936e5d9c13d6a4a8a3c149371c92236eb4c465e0e422142946509cea
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SHA512
bb8dd656ebf8a7c3c1a2abb86d10e0647e6c84f5d090ec8725fca504691f517c8b5776e2305bf041551e3d311ecd5797371a9c2cf77714ee8ac03b477b42cd0b
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SSDEEP
12288:nrOm+Ri3AgFdiFJ02txMwyv75ykUeobZ+G8uRGYK9dQLtVd+8hbi7E078mDX:SQ3AgQJHtxzPkrob827UQr/QE078mDX
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.contfly.pt - Port:
587 - Username:
[email protected] - Password:
Transportes2022* - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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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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 SetThreadContext 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 5 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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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 21 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\Request for Quotation MK FMHS.RFQ.24.11.20.bat.exe"C:\Users\Admin\AppData\Local\Temp\Request for Quotation MK FMHS.RFQ.24.11.20.bat.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Request for Quotation MK FMHS.RFQ.24.11.20.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jnqeRRexnD.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jnqeRRexnD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2146.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\Request for Quotation MK FMHS.RFQ.24.11.20.bat.exe"C:\Users\Admin\AppData\Local\Temp\Request for Quotation MK FMHS.RFQ.24.11.20.bat.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
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential 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
1KB
MD5d156ad885a94863acf5b4e9b26779811
SHA1b564bbd5ffeeddf941da03b236ed0385c4fddb46
SHA25655381303313cf8e12ef4bdb5fb238e9bbf1a5cfe21964d54294e14c8ece08b0e
SHA5124dfdb5e64d1f84c010337d4077529eda3b20c2f524237446a116143c6937f067680f7d3dbbe35cab5c3b4655ec8136587da9e2bc4c2f1ffce39b7b00f38bbe33
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Filesize
7KB
MD56de80d00eead679f0661a6c086a757d7
SHA16d8f4f86b2b09fc697617985b1c08540bcf7738f
SHA256ff6754871be3c71e155f90c7d6eaefcfd90324043f81210148fc6516dd223c90
SHA51287ada18d8c29d4a9caafd44697b12c98705dd1754a9df8c74a1de9dd8953dedcdd5477dd6c4296c673ee5a12ad05aa0a9b12f4e11d376ff48cf414852d2ff473
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Filesize
72KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
568KB
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Filesize
6.9MB
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Filesize
792KB
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Filesize
4KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
4KB
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Filesize
288KB