Analysis
- max time kernel
133s - max time network
151s - platform
windows10_x64 - resource
win10 - submitted
17/10/2020, 06:36
General
- Target Products Request for Quotation - RFQ - 20201016.exe
- Size 276KB
- Sample201017-4md7fzgjdn
- SHA256 f062f04463a6c13f0235fb13d721547d99382b68b4381834b1e9ca4b1ea7d5e3
Malware Config
Signatures
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- 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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of NtSetInformationThreadHideFromDebugger 13 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 19 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Products Request for Quotation - RFQ - 20201016.exe"C:\Users\Admin\AppData\Local\Temp\Products Request for Quotation - RFQ - 20201016.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 182⤵
- Delays execution with timeout.exe
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 17162⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2844-7-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2844-16-0x0000000004F70000-0x0000000004F71000-memory.dmp
memory/2844-19-0x0000000005FF0000-0x0000000005FF1000-memory.dmp
memory/2844-18-0x0000000006000000-0x0000000006001000-memory.dmp
memory/2844-17-0x0000000005410000-0x0000000005411000-memory.dmp
memory/2844-9-0x0000000073400000-0x0000000073AEE000-memory.dmp
memory/3908-0-0x0000000073400000-0x0000000073AEE000-memory.dmp
memory/3908-3-0x00000000054C0000-0x00000000054C1000-memory.dmp
memory/3908-6-0x00000000063D0000-0x00000000063D1000-memory.dmp
memory/3908-5-0x0000000005E10000-0x0000000005E52000-memory.dmp
memory/3908-1-0x0000000000A20000-0x0000000000A21000-memory.dmp
memory/4092-13-0x0000000004670000-0x0000000004671000-memory.dmp
memory/4092-15-0x0000000004E30000-0x0000000004E31000-memory.dmp