Analysis
-
max time kernel
144s -
max time network
143s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 15:20
Behavioral task
behavioral1
Sample
a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b.xlsm
Resource
win10-en-20211208
General
-
Target
a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b.xlsm
-
Size
99KB
-
MD5
f27c3fc4fcc8cd6afb5aee50bed2776e
-
SHA1
75c062b6539c1f9c582ca2dcd70004f7e422be02
-
SHA256
a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b
-
SHA512
d743d9e4fe4bcd75116b504bd8df6b0be5af80b5d6f98868f01a40edf7d63c7cfb6c6eb86ab292d529be11eccb983f95038876203f4b9dfe4679136d296c5ba4
Malware Config
Extracted
http://avionxpress.com/lp/T9b1Bga4FdDfP5HI/
http://news.tapchivietkieu.info/wordpress/CJzFM/
http://monosun.net/wp-includes/JcDnYBSKpyfU/
Signatures
-
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2708 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
EXCEL.EXEpid process 2708 EXCEL.EXE 2708 EXCEL.EXE 2708 EXCEL.EXE 2708 EXCEL.EXE 2708 EXCEL.EXE 2708 EXCEL.EXE 2708 EXCEL.EXE 2708 EXCEL.EXE
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\a30eeef0d649a59c415d17eab03a42da7380dd86dd4905d147bbeeac3a4cdb7b.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2708-115-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-116-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-117-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-118-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-119-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-128-0x00007FF987050000-0x00007FF987060000-memory.dmpFilesize
64KB
-
memory/2708-129-0x00007FF987050000-0x00007FF987060000-memory.dmpFilesize
64KB
-
memory/2708-274-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-275-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-276-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB
-
memory/2708-277-0x00007FF98ABC0000-0x00007FF98ABD0000-memory.dmpFilesize
64KB