Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
27/03/2024, 03:05
General
- Target e09ca36873a6f19d826d45037fda793b.xlsb
- Size 109KB
- Sample240327-dllz1abc89
- SHA256 eaf4092fa892c99b4c3f3a843324bd297db4fac6c5a1b775f9a409505b13bfa3
Malware Config
Signatures
- Process spawned unexpected child process 2 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Blocklisted process makes network request 3 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 use of AdjustPrivilegeToken 42 IoCs
- Suspicious use of SetWindowsHookEx 14 IoCs
- Suspicious use of WriteProcessMemory 2 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\e09ca36873a6f19d826d45037fda793b.xlsb"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\Wbem\wmic.exewmic process call create 'mshta C:\ProgramData\Iwlhtzhz.sct'2⤵
- Process spawned unexpected child process
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\system32\mshta.exemshta C:\ProgramData\Iwlhtzhz.sct1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Iwlhtzhz.sct
memory/3364-14-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-20-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-1-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-6-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-4-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-5-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-7-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-9-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-8-0x00007FFDD5C00000-0x00007FFDD5C10000-memory.dmp
memory/3364-10-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-11-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-12-0x00007FFDD5C00000-0x00007FFDD5C10000-memory.dmp
memory/3364-13-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-0-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-2-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-17-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-15-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-18-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-19-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-16-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-21-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-22-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-3-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-44-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp
memory/3364-60-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-61-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-62-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-63-0x00007FFDD7CF0000-0x00007FFDD7D00000-memory.dmp
memory/3364-64-0x00007FFE17C70000-0x00007FFE17E65000-memory.dmp