Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-11-2024 22:10
Behavioral task
behavioral1
Sample
ee649fe7939592811d5eea52d13f4776f82d33634c1fa37657e3acde44676f29.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ee649fe7939592811d5eea52d13f4776f82d33634c1fa37657e3acde44676f29.xls
Resource
win10v2004-20241007-en
General
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Target
ee649fe7939592811d5eea52d13f4776f82d33634c1fa37657e3acde44676f29.xls
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Size
243KB
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MD5
f3b2c6bc5ad19119261b2bbe7e12a00b
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SHA1
d1a34cc4d4a9e214d1ef41a4016bf8b35df59dd4
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SHA256
ee649fe7939592811d5eea52d13f4776f82d33634c1fa37657e3acde44676f29
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SHA512
60c606da2cf9c91a788072ae419d658362880da4f43e338ed0ea420f229b99f4b787f5b49aa650f9dbc468cc0e9b1eaaab34a69dd9c5a51b28d00fcc6767fb82
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SSDEEP
6144:DKpbdrHYrMue8q7QPX+5xtFEdi8/dg/ThvsiKIjvl5fd1Xh8rsoX/w/0Y:ghEXs5fXR8rsNT
Malware Config
Extracted
http://servidorcarlosydavid.es/wp-admin/jkNPgHxNjF/
https://gmo-sol-p10.heteml.jp/includes/UoJMgYAc1EES/
https://iashanghai.cn/z/Z1PG6ulBh20plss/
https://www.pasionportufuturo.pe/wp-content/HkUfvw0xuCy5/
http://dmdagents.com.au/vqwbgz/CL4Bo4C4VS0deg/
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exedescription pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 740 5012 regsvr32.exe 81 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
regsvr32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
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 opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid Process 5012 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid Process 5012 EXCEL.EXE 5012 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid Process 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE 5012 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
EXCEL.EXEdescription pid Process procid_target PID 5012 wrote to memory of 740 5012 EXCEL.EXE 92 PID 5012 wrote to memory of 740 5012 EXCEL.EXE 92 PID 5012 wrote to memory of 740 5012 EXCEL.EXE 92
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ee649fe7939592811d5eea52d13f4776f82d33634c1fa37657e3acde44676f29.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:740
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize1KB
MD532a5b42c01c66cb897f667ca97ae27a1
SHA1d05611e7a0d838f56d9249ffb0089647292bff07
SHA2564386bcdce3bb8c2110f9968de5656176e92c96e94f0843f2a65b92876b9012b7
SHA512f7d663d9390edb3467e341c575417b47dc4ee05182f82e8771183556dfdaddf622421ac1b19e6a5379049180d09b2793d2a23816e65286228c3f5a472b5e7b0f
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Filesize
45KB
MD50cfe08d0b76f6c16d79dffcb527d94bb
SHA160d63b9a567e6d1df9b0527ae21b1cd4c767bd8b
SHA256f3a99f22b32ae07964ad6e46f8ccd537f654da7eaa70ebe162efc85cfc1a332d
SHA51203852181f0944ba7a8fd67b9aa8ef1cb1d947be6f5b774eac2d8a5efaa689a1229918eaa9ae9d9384dfaa40b85c1a1a5d3ee036aec5e41f11012b16d33bb48cb