Analysis
- max time kernel
75s - max time network
124s - platform
windows10_x64 - resource
win10 - submitted
31/08/2020, 10:58
General
- Target New Inquiry-08312020.exe
- Size 1.2MB
- Sample200831-pc2lkdsgrs
- SHA256 de00e60ea65a5c4f7804c137b07d6973bdf8fc17ca192035b7976362e978a8d2
Malware Config
Signatures
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Drops file in Windows directory 1 IoCs
- Modifies data under HKEY_USERS 5 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\New Inquiry-08312020.exe"C:\Users\Admin\AppData\Local\Temp\New Inquiry-08312020.exe"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2532-0-0x0000000073B10000-0x00000000741FE000-memory.dmp
memory/2532-1-0x0000000000870000-0x0000000000871000-memory.dmp
memory/2532-3-0x0000000005270000-0x0000000005271000-memory.dmp
memory/2532-4-0x00000000058B0000-0x00000000058B1000-memory.dmp
memory/2532-5-0x00000000053B0000-0x00000000053B1000-memory.dmp
memory/2532-6-0x0000000002C40000-0x0000000002C41000-memory.dmp
memory/2532-7-0x0000000005310000-0x0000000005311000-memory.dmp
memory/2532-8-0x0000000005240000-0x000000000524B000-memory.dmp
memory/2532-9-0x0000000000FE0000-0x000000000109F000-memory.dmp
memory/2532-10-0x00000000060D0000-0x0000000006162000-memory.dmp
memory/2532-11-0x0000000006270000-0x00000000062F1000-memory.dmp
memory/2532-12-0x0000000006DD0000-0x0000000006DD1000-memory.dmp
memory/2532-13-0x0000000007510000-0x0000000007511000-memory.dmp