Analysis
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max time kernel
144s -
max time network
150s -
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 21:02
Behavioral task
behavioral1
Sample
5df2efe79c6e75f93ac9be74f47a43217c437571faec1e9dc0ac3b4fca80ad9c.xlsm
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
5df2efe79c6e75f93ac9be74f47a43217c437571faec1e9dc0ac3b4fca80ad9c.xlsm
Resource
win10v2004-20241007-en
General
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Target
5df2efe79c6e75f93ac9be74f47a43217c437571faec1e9dc0ac3b4fca80ad9c.xlsm
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Size
74KB
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MD5
fbd298e0609e96411f6f50a2844c77f8
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SHA1
e966ae890cef6b9a67e9b2ddf04716a7458d2827
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SHA256
5df2efe79c6e75f93ac9be74f47a43217c437571faec1e9dc0ac3b4fca80ad9c
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SHA512
22b7f6da1afdfe4ae3ac7cd72ef2485315d325ebc95dc65f055577a25932afb1a1a152eda155f7a2e917b8f682f95734dc5f95682000508c3526d872addb604e
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SSDEEP
1536:uS3FXUcSto0NSVUINwtzLT7OMuuAe0yOcfpXZGsM7VI0E:N310tzSmICpH7OZuvZGsMnE
Malware Config
Extracted
http://praachichemfood.com/wp-content/lcT43/
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 2000 1652 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 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 1652 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1652 EXCEL.EXE 1652 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE 1652 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1652 wrote to memory of 2000 1652 EXCEL.EXE 87 PID 1652 wrote to memory of 2000 1652 EXCEL.EXE 87 PID 1652 wrote to memory of 2000 1652 EXCEL.EXE 87
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\5df2efe79c6e75f93ac9be74f47a43217c437571faec1e9dc0ac3b4fca80ad9c.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:1652 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\fbd.dll2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2000
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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
MD57b63b78732f67c0f03eb6af05f3593c4
SHA123e05498854d4dd7649f9f7ffb03c1c958498cd2
SHA256fd016bdd07078d17749f9d708072a48d4997e93234b6be2bbd02d36bf3c4decf
SHA512a420f7b3592294a564ce5172e7ae1689224579457d5516dd6cce2333b66efa2e25b2da9e0244248f0c134addad90c1e307605b0960b3c233d737490f40da1b02
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Filesize
114B
MD5e89f75f918dbdcee28604d4e09dd71d7
SHA1f9d9055e9878723a12063b47d4a1a5f58c3eb1e9
SHA2566dc9c7fc93bb488bb0520a6c780a8d3c0fb5486a4711aca49b4c53fac7393023
SHA5128df0ab2e3679b64a6174deff4259ae5680f88e3ae307e0ea2dfff88ec4ba14f3477c9fe3a5aa5da3a8e857601170a5108ed75f6d6975958ac7a314e4a336aed0