Analysis
- max time kernel
156s - max time network
166s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
02/03/2022, 09:39
General
- Target imedpub.xlsm
- Size 46KB
- Sample220302-lmmxpaece7
- SHA256 b91fdea8f3f028dbc4ea1f01deaadf6c5fb79fd2849f056376ecab96245f7060
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
http://rosywhitecleaningsolution.com/wp-admin/PqMw6fND8Bb1I4VPR10/
-
xlm40.dropper
http://havilaholuemglobal.com/dofz29/ymIfCcEL8I5kjA6E/
Extracted
-
emotet
-
Epoch4
-
209.15.236.39:8080
-
162.244.80.68:443
-
195.154.253.60:8080
-
31.24.158.56:8080
-
209.126.98.206:8080
-
45.142.114.231:8080
-
159.8.59.82:8080
-
159.65.88.10:8080
-
82.165.152.127:8080
-
1.234.2.232:8080
-
178.79.147.66:8080
-
103.75.201.4:443
-
131.100.24.231:80
-
129.232.188.93:443
-
173.212.193.249:8080
-
107.182.225.142:8080
-
103.134.85.85:80
-
176.104.106.96:8080
-
203.114.109.124:443
-
216.158.226.206:443
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.
- 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\imedpub.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 ..\sei.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\Sbiqpxgsoeapcvl\liagdo.njk"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1020-142-0x00000000010F0000-0x0000000001118000-memory.dmp
memory/1592-130-0x00007FF916F10000-0x00007FF916F20000-memory.dmp
memory/1592-131-0x00007FF916F10000-0x00007FF916F20000-memory.dmp
memory/1592-132-0x00007FF916F10000-0x00007FF916F20000-memory.dmp
memory/1592-133-0x00007FF916F10000-0x00007FF916F20000-memory.dmp
memory/1592-134-0x00007FF916F10000-0x00007FF916F20000-memory.dmp
memory/1592-135-0x00007FF956F2D000-0x00007FF956F2E000-memory.dmp
memory/1592-136-0x00007FF956F30000-0x00007FF956F31000-memory.dmp
memory/2360-139-0x0000000002DA0000-0x0000000002DC8000-memory.dmp