Analysis
- max time kernel
148s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
23/02/2022, 11:16
General
- Target EQ73308279689450637084.xlsm
- Size 209KB
- Sample220223-nc5e4abbhj
- SHA256 15c365c0de7aa4340bfe6c7aa3fc2e6c6e55cc9b5b6ee1c32d775ee5a5b4da97
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
https://www.swaong.com/assets/VV4/
Extracted
-
emotet
-
Epoch4
-
175.107.196.192:80
-
156.67.219.84:7080
-
159.8.59.82:8080
-
119.235.255.201:8080
-
31.24.158.56:8080
-
212.237.17.99:8080
-
45.118.135.203:7080
-
45.176.232.124:443
-
129.232.188.93:443
-
58.227.42.236:80
-
162.214.50.39:7080
-
176.104.106.96:8080
-
153.126.203.229:8080
-
162.243.175.63:443
-
138.185.72.26:8080
-
50.116.54.215:443
-
50.30.40.196:8080
-
178.79.147.66:8080
-
203.114.109.124:443
-
82.165.152.127:8080
Signatures
- Emotet
Emotet is a trojan that is primarily spread through spam emails.
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
- Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
- Drops file in System32 directory 1 IoCs
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\EQ73308279689450637084.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Slaylfwmmfwoll\woqazswiaw.bxa"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/212-142-0x0000000002A80000-0x0000000002AA6000-memory.dmp
memory/1828-130-0x00007FFCDF8F0000-0x00007FFCDF900000-memory.dmp
memory/1828-132-0x00007FFCDF8F0000-0x00007FFCDF900000-memory.dmp
memory/1828-131-0x00007FFCDF8F0000-0x00007FFCDF900000-memory.dmp
memory/1828-133-0x00007FFCDF8F0000-0x00007FFCDF900000-memory.dmp
memory/1828-134-0x00007FFCDF8F0000-0x00007FFCDF900000-memory.dmp
memory/1828-135-0x00007FFD1F90D000-0x00007FFD1F90E000-memory.dmp
memory/1828-136-0x00007FFD1F910000-0x00007FFD1F911000-memory.dmp
memory/3092-139-0x0000000002360000-0x0000000002386000-memory.dmp