Analysis
- max time kernel
146s - max time network
148s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
12/01/2022, 03:58
General
- Target 9f302b9d7c7711d1291555fe07835341.xls
- Size 118KB
- Sample220112-ejh11abbfm
- SHA256 f73b8e79809cb64463d53b4ecd9dd6b93721ce156d434bebcdc63bebb23eff07
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\9f302b9d7c7711d1291555fe07835341.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
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Downloads
memory/1016-115-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp
memory/1016-116-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp
memory/1016-117-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp
memory/1016-118-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp
memory/1016-119-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp
memory/1016-120-0x00000233666C0000-0x00000233666C2000-memory.dmp
memory/1016-121-0x00000233666C0000-0x00000233666C2000-memory.dmp
memory/1016-122-0x00000233666C0000-0x00000233666C2000-memory.dmp
memory/1016-128-0x00007FF8C4EA0000-0x00007FF8C4EB0000-memory.dmp
memory/1016-129-0x00007FF8C4EA0000-0x00007FF8C4EB0000-memory.dmp