Analysis
- max time kernel
151s - max time network
146s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
- submitted
27/11/2022, 17:11
General
- Target 82af16ff58b864857f49aeaf5ddd386ce7bf95958d24eb8a0dbe68276034b777.exe
- Size 995KB
- Sample221127-vqevxshd21
- SHA256 82af16ff58b864857f49aeaf5ddd386ce7bf95958d24eb8a0dbe68276034b777
Malware Config
Signatures
- HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
- Executes dropped EXE 1 IoCs
- Deletes itself 1 IoCs
- Loads dropped DLL 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 16 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\82af16ff58b864857f49aeaf5ddd386ce7bf95958d24eb8a0dbe68276034b777.exe"C:\Users\Admin\AppData\Local\Temp\82af16ff58b864857f49aeaf5ddd386ce7bf95958d24eb8a0dbe68276034b777.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Windows Update.exe"C:\Users\Admin\AppData\Roaming\Windows Update.exe"2⤵
- Executes dropped EXE
- Deletes itself
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
SysInfo.txt
Windows Update.exe
Windows Update.exe
Windows Update.exe
memory/668-64-0x0000000000555000-0x0000000000566000-memory.dmp
memory/668-63-0x0000000074C90000-0x000000007523B000-memory.dmp
memory/668-66-0x0000000074C90000-0x000000007523B000-memory.dmp
memory/668-68-0x0000000000555000-0x0000000000566000-memory.dmp
memory/1204-57-0x0000000000465000-0x0000000000476000-memory.dmp
memory/1204-56-0x0000000074C90000-0x000000007523B000-memory.dmp
memory/1204-54-0x0000000075C41000-0x0000000075C43000-memory.dmp
memory/1204-65-0x0000000074C90000-0x000000007523B000-memory.dmp
memory/1204-55-0x0000000074C90000-0x000000007523B000-memory.dmp