Analysis
- max time kernel
163s - max time network
201s - platform
windows10-2004_x64 - resource
win10v2004-en-20220113 - submitted
07/02/2022, 11:08
General
- Target TEU'CV - 1 YEAR TC.xlsx
- Size 186KB
- Sample220207-m8nlsabcel
- SHA256 d7b7ea1e24d4a72a17eebddcd34a189a40c8a75a4e427e57055584ad960b2eda
Malware Config
Signatures
- Drops file in Windows directory 6 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
- Modifies data under HKEY_USERS 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of SetWindowsHookEx 12 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\TEU'CV - 1 YEAR TC.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵
- Modifies data under HKEY_USERS
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/788-186-0x0000021ABF980000-0x0000021ABF984000-memory.dmp
memory/1052-137-0x0000024D0F170000-0x0000024D0F180000-memory.dmp
memory/1052-138-0x0000024D0F1D0000-0x0000024D0F1E0000-memory.dmp
memory/1052-143-0x0000024D0F590000-0x0000024D0F594000-memory.dmp
memory/4608-130-0x00007FFBD6210000-0x00007FFBD6220000-memory.dmp
memory/4608-131-0x00007FFBD6210000-0x00007FFBD6220000-memory.dmp
memory/4608-132-0x00007FFBD6210000-0x00007FFBD6220000-memory.dmp
memory/4608-133-0x00007FFBD6210000-0x00007FFBD6220000-memory.dmp
memory/4608-134-0x00007FFBD6210000-0x00007FFBD6220000-memory.dmp
memory/4608-135-0x00007FFBD38E0000-0x00007FFBD38F0000-memory.dmp
memory/4608-136-0x00007FFBD38E0000-0x00007FFBD38F0000-memory.dmp