Analysis
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max time kernel
133s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19/11/2024, 19:22
Behavioral task
behavioral1
Sample
2c1ecc2edce844460c99be961fc01906e1bcc747d9a0b621c9eec4bd5f373d80.xlsm
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2c1ecc2edce844460c99be961fc01906e1bcc747d9a0b621c9eec4bd5f373d80.xlsm
Resource
win10v2004-20241007-en
General
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Target
2c1ecc2edce844460c99be961fc01906e1bcc747d9a0b621c9eec4bd5f373d80.xlsm
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Size
40KB
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MD5
39fb50ed889006d8e93c3cd64931876e
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SHA1
6cfb6e020dda0dad9d4b671ab72eae59af819c3e
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SHA256
2c1ecc2edce844460c99be961fc01906e1bcc747d9a0b621c9eec4bd5f373d80
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SHA512
10dadd6c32b7981822d564f6a5ce0bab836be118867f1eba5829fe92871f801d77f8f90a04e89522709423dbd6586013e33ef0c095a30ea29dabfaf7e3436e5d
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SSDEEP
768:eknyGomihd8DOevZCwtCyKfcrND59V+L9Rw4eWrXcTqZ0Vfs3GTE:WGom8eDmylND59V4jwmXc2CVfs37
Malware Config
Extracted
https://wellnessonus.com/wp-admin/OFq5F8Y/
http://choicepestcontrol.xyz/wellknown/PERKnM4X/
https://sse-studio.com/cq0xhpj/6pmmsaPCOGtG6/
http://velasaromaticasonline.com/wp-admin/5Id5LqSb3O3BUM5Z/
https://alonsoconsultancyservice.com/wp-content/0r7tMAnLfwKu0gvcH/
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1980 1728 regsvr32.exe 82 -
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.
description 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.
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1728 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1728 EXCEL.EXE 1728 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE 1728 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1980 1728 EXCEL.EXE 93 PID 1728 wrote to memory of 1980 1728 EXCEL.EXE 93 PID 1728 wrote to memory of 1980 1728 EXCEL.EXE 93
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\2c1ecc2edce844460c99be961fc01906e1bcc747d9a0b621c9eec4bd5f373d80.xlsm"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:1728 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\dan.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:1980
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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
Filesize3KB
MD5038c589f290510a0d22ee63c856e34a2
SHA1dcf45d0f0bc5d5b127fe0ccdf2b0ada9113b03fd
SHA25698fc4cf8f1fe0d613d275f4acc8409e268648af340eaa1b19383ad5c610a59e7
SHA512c117172145e7fd2c40745bb8d6c4b8ce13dc336b6bdbf402200e6bc9cdb6fdba5bb2e0ce433f4d27cd9ef28cac6f375cbca3b35cf464d0800b18adee93c5a19c
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Filesize
2KB
MD517e9bd8c6f6f618d6e982be41808b10a
SHA14527d899e97dc1b50f0a390ce6cba387d5a04704
SHA25655e76063c4b61835df28d197c8600de3181c21f65b17a8f078d1c77496a81109
SHA512f855ba0ef307e581ca60016137d523fd7fc565f1fc82e213820ccf253e36d616544f3f97bcaa9f9731a601b7cfe824895ee39751b6f802c0e03b0c285c45359b