Analysis
- max time kernel
150s - max time network
112s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:31
General
- Target FERROMEDICA- CVE6535 _TVOP-MIO 10(C) 2020,pdf.exe
- Size 435KB
- Sample201109-78whyve9qa
- SHA256 1d62f58f38403389ce4079c1002d56ab2d64e440c1bbd358ed23d5d726143581
Malware Config
Extracted
-
remcos
-
newdawn4me.ddns.net:7213
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- rezer0 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\FERROMEDICA- CVE6535 _TVOP-MIO 10(C) 2020,pdf.exe"C:\Users\Admin\AppData\Local\Temp\FERROMEDICA- CVE6535 _TVOP-MIO 10(C) 2020,pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HEIxHwpI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp75E1.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"{path}"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1428-13-0x0000000000400000-0x0000000000420000-memory.dmp
memory/1428-11-0x0000000000400000-0x0000000000420000-memory.dmp
memory/4076-4-0x0000000007B10000-0x0000000007B11000-memory.dmp
memory/4076-7-0x0000000009DB0000-0x0000000009DD7000-memory.dmp
memory/4076-8-0x000000000A290000-0x000000000A291000-memory.dmp
memory/4076-6-0x0000000007E40000-0x0000000007E42000-memory.dmp
memory/4076-5-0x0000000007AC0000-0x0000000007AC1000-memory.dmp
memory/4076-0-0x00000000739A0000-0x000000007408E000-memory.dmp
memory/4076-3-0x0000000007F70000-0x0000000007F71000-memory.dmp
memory/4076-1-0x0000000000D40000-0x0000000000D41000-memory.dmp