Analysis
- max time kernel
149s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
14/03/2022, 08:37
General
- Target Scan_919.xlsm
- Size 51KB
- Sample220314-kh522adhc6
- SHA256 976a94d8700ef8b71ea7342d0b99ed69a71b78902671cfbd980f5c1d1a28a048
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
http://www.ajaxmatters.com/c7g8t/kYHGlphIEPNOImddm1/
Extracted
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emotet
-
Epoch5
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51.75.33.122:443
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186.250.48.5:80
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168.119.39.118:443
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207.148.81.119:8080
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194.9.172.107:8080
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139.196.72.155:8080
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78.47.204.80:443
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159.69.237.188:443
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45.71.195.104:8080
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54.37.106.167:8080
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185.168.130.138:443
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37.44.244.177:8080
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185.184.25.78:8080
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185.148.168.15:8080
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128.199.192.135:8080
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37.59.209.141:8080
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103.41.204.169:8080
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185.148.168.220:8080
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103.42.58.120:7080
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78.46.73.125:443
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 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\Scan_919.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\wn.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\Gxkqhaqlsmft\jcvux.jat"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1560-140-0x00007FFD04910000-0x00007FFD04920000-memory.dmp
memory/1560-138-0x00007FFD44890000-0x00007FFD44A85000-memory.dmp
memory/1560-139-0x00007FFD44890000-0x00007FFD44A85000-memory.dmp
memory/1560-134-0x00007FFD04910000-0x00007FFD04920000-memory.dmp
memory/1560-141-0x00007FFD44890000-0x00007FFD44A85000-memory.dmp
memory/1560-142-0x00007FFD44890000-0x00007FFD44A85000-memory.dmp
memory/1560-143-0x00007FFD44890000-0x00007FFD44A85000-memory.dmp
memory/1560-137-0x00007FFD04910000-0x00007FFD04920000-memory.dmp
memory/1560-136-0x00007FFD04910000-0x00007FFD04920000-memory.dmp
memory/1560-135-0x00007FFD04910000-0x00007FFD04920000-memory.dmp
memory/1780-150-0x0000000002A30000-0x0000000002A57000-memory.dmp
memory/4496-146-0x0000000002150000-0x0000000002177000-memory.dmp