Analysis
- max time kernel
141s - max time network
139s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
12/01/2022, 01:34
General
- Target 5d2dc57f03dd93adfd8d570bf44654a9.xls
- Size 118KB
- Sample220112-by4z8saec3
- SHA256 926c822e2c4d78b252f788d3fa75a77bfed1380ad50cdacf21f3efddf15b0b26
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
http://www.cuneytkocas.com/wp-content/VSnofpES1wO2CcVob/
-
xlm40.dropper
http://towardsun.net/admin/BYGGkrYAnT/
Signatures
- Downloads MZ/PE file
- 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 8 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\5d2dc57f03dd93adfd8d570bf44654a9.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/4028-115-0x00007FFA98310000-0x00007FFA98320000-memory.dmp
memory/4028-116-0x00007FFA98310000-0x00007FFA98320000-memory.dmp
memory/4028-117-0x00007FFA98310000-0x00007FFA98320000-memory.dmp
memory/4028-118-0x00007FFA98310000-0x00007FFA98320000-memory.dmp
memory/4028-119-0x00007FFA98310000-0x00007FFA98320000-memory.dmp
memory/4028-121-0x000001CC91770000-0x000001CC91772000-memory.dmp
memory/4028-120-0x000001CC91770000-0x000001CC91772000-memory.dmp
memory/4028-122-0x000001CC91770000-0x000001CC91772000-memory.dmp
memory/4028-128-0x00007FFA94C50000-0x00007FFA94C60000-memory.dmp
memory/4028-129-0x00007FFA94C50000-0x00007FFA94C60000-memory.dmp