Analysis
- max time kernel
145s - max time network
138s - platform
windows10_x64 - resource
win10v20210408 - submitted
24/05/2021, 19:02
General
- Target 719c4971_by_Libranalysis.xlsm
- Size 183KB
- Sample210524-seqyf29e4e
- SHA256 2a032cf1bddbd0e4119e84cb31edf89f58325a6237aa92ff763d930778b725a4
Score
10/10
Malware Config
Signatures
- Process spawned unexpected child process 3 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- 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 use of SetWindowsHookEx 18 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\719c4971_by_Libranalysis.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\rundll32.exerundll32 ..\Hikos.hertolo,DllRegisterServer2⤵
- Process spawned unexpected child process
-
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\Hikos.hertolo1,DllRegisterServer2⤵
- Process spawned unexpected child process
-
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C:\Windows\SYSTEM32\rundll32.exerundll32 ..\Hikos.hertolo2,DllRegisterServer2⤵
- Process spawned unexpected child process
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/408-114-0x00007FF7A5990000-0x00007FF7A8F46000-memory.dmp
memory/408-115-0x00007FFA70CE0000-0x00007FFA70CF0000-memory.dmp
memory/408-116-0x00007FFA70CE0000-0x00007FFA70CF0000-memory.dmp
memory/408-117-0x00007FFA70CE0000-0x00007FFA70CF0000-memory.dmp
memory/408-118-0x00007FFA70CE0000-0x00007FFA70CF0000-memory.dmp
memory/408-121-0x00007FFA70CE0000-0x00007FFA70CF0000-memory.dmp
memory/408-122-0x00007FFA91560000-0x00007FFA9264E000-memory.dmp
memory/408-123-0x00007FFA8F660000-0x00007FFA91555000-memory.dmp