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250414-c1drhayydy02/09/2024, 02:44
240902-c8nlnszbmj1025/08/2024, 17:39
240825-v8my9axfql10Analysis
- max time kernel
125s - max time network
123s - platform
windows7_x64 - resource
win7-20240708-en - resource tags
- submitted
02/09/2024, 02:44
General
- Target Pics.exe
- Size 806KB
- Sample240902-c8nlnszbmj
- SHA256 20f5a9a0987d95a8b22df5c60e246d85259ec8893d0d6f3c7fdfeecb066e6b07
Malware Config
Signatures
- HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
- Beds Protector Packer 1 IoCs
Detects Beds Protector packer used to load .NET malware.
- Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
- Detected Nirsoft tools 11 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
- NirSoft MailPassView 8 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 8 IoCs
Password recovery tool for various web browsers
- Drops startup file 2 IoCs
- Uses the VBS compiler for execution 1 TTPs
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 3 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Program crash 1 IoCs
- 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.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 41 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Pics.exe"C:\Users\Admin\AppData\Local\Temp\Pics.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"Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\Pics.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Drivers.exe'2⤵
- Drops startup file
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Users\Admin\AppData\Local\Temp\Pics.exe"C:\Users\Admin\AppData\Local\Temp\Pics.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Pics.exe"C:\Users\Admin\AppData\Local\Temp\Pics.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
-
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 11203⤵
- Program crash
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
holderwb.txt
memory/916-35-0x0000000000400000-0x000000000041B000-memory.dmp
memory/916-36-0x0000000000420000-0x0000000000487000-memory.dmp
memory/916-37-0x0000000000400000-0x000000000041B000-memory.dmp
memory/916-34-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1408-25-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1408-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1408-33-0x0000000000830000-0x0000000000838000-memory.dmp
memory/1408-19-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1408-23-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1408-14-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1408-18-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1408-15-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1408-27-0x0000000000400000-0x0000000000488000-memory.dmp
memory/1984-38-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1984-45-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1984-39-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2168-7-0x000000006F490000-0x000000006FA3B000-memory.dmp
memory/2168-9-0x000000006F490000-0x000000006FA3B000-memory.dmp
memory/2168-6-0x000000006F491000-0x000000006F492000-memory.dmp
memory/2168-11-0x000000006F490000-0x000000006FA3B000-memory.dmp
memory/2168-8-0x000000006F490000-0x000000006FA3B000-memory.dmp
memory/2396-28-0x0000000074630000-0x0000000074D1E000-memory.dmp
memory/2396-0-0x000000007463E000-0x000000007463F000-memory.dmp
memory/2396-3-0x00000000041C0000-0x0000000004278000-memory.dmp
memory/2396-2-0x0000000074630000-0x0000000074D1E000-memory.dmp
memory/2396-1-0x0000000000A30000-0x0000000000B00000-memory.dmp
memory/2396-12-0x0000000000890000-0x00000000008A6000-memory.dmp