Analysis
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max time kernel
133s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 17:53
Behavioral task
behavioral1
Sample
c394b8606d5bdee6ddebb4046a7963cc03dbdcc7180fcf38dba409c67ee085d0.xls
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
c394b8606d5bdee6ddebb4046a7963cc03dbdcc7180fcf38dba409c67ee085d0.xls
Resource
win10v2004-20241007-en
General
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Target
c394b8606d5bdee6ddebb4046a7963cc03dbdcc7180fcf38dba409c67ee085d0.xls
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Size
96KB
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MD5
e0bdbecf24d6879560f10ffdf19af1a3
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SHA1
72ad0df810d4599b7b29e50cf7c9734cfe245969
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SHA256
c394b8606d5bdee6ddebb4046a7963cc03dbdcc7180fcf38dba409c67ee085d0
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SHA512
4312624abaeb072e59bac9e152d0b9297ad724ee4eae9762bf9a16584373e05d55ebf6a38d664861405634783b951bc214467574c78ee4a227a0776e33982dd9
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SSDEEP
1536:7kKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4jHuS4hcTO97v7UYdEJm3Z:IKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgh
Malware Config
Extracted
http://fisika.mipa.uns.ac.id/reseller/img/nRAvAgoY8Y/
http://greycoconut.com/edm/71qUA/
http://zonainformatica.es/tienda/XCHJmidSYTkE/
http://balletmagazine.ro/wp-content/9VrMPV/
Signatures
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Process spawned unexpected child process 4 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 596 4992 regsvr32.exe 84 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3556 4992 regsvr32.exe 84 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4288 4992 regsvr32.exe 84 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1904 4992 regsvr32.exe 84 -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description 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
description 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
pid Process 4992 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4992 EXCEL.EXE 4992 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE 4992 EXCEL.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4992 wrote to memory of 596 4992 EXCEL.EXE 87 PID 4992 wrote to memory of 596 4992 EXCEL.EXE 87 PID 4992 wrote to memory of 3556 4992 EXCEL.EXE 92 PID 4992 wrote to memory of 3556 4992 EXCEL.EXE 92 PID 4992 wrote to memory of 4288 4992 EXCEL.EXE 93 PID 4992 wrote to memory of 4288 4992 EXCEL.EXE 93 PID 4992 wrote to memory of 1904 4992 EXCEL.EXE 95 PID 4992 wrote to memory of 1904 4992 EXCEL.EXE 95
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\c394b8606d5bdee6ddebb4046a7963cc03dbdcc7180fcf38dba409c67ee085d0.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:4992 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
PID:596
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
PID:3556
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
PID:4288
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
PID:1904
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
36KB
MD53b79e62476916ff33ddc0668a0898e6d
SHA1fe4f73a8019a0407cec5e2eb0c344adc4ab73bae
SHA256418099d0e61f486fc52144bd0b16c8833b893eb9203163835c59045ca9782b81
SHA5123b42ec3d6c8d68824e43ea8bd0b62c4434fd995f8dc93c3a278e229168b080c5920b226c02236bd98cd7ddadab19536dd05a4e4f35323393ac9ef766b0759bfa