Analysis
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max time kernel
133s -
max time network
136s -
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 17:57
Behavioral task
behavioral1
Sample
518884c4e46f717721601a9a1afe4513d6d46a291838afe7c6c1b356be01131b.xls
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
518884c4e46f717721601a9a1afe4513d6d46a291838afe7c6c1b356be01131b.xls
Resource
win10v2004-20241007-en
General
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Target
518884c4e46f717721601a9a1afe4513d6d46a291838afe7c6c1b356be01131b.xls
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Size
96KB
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MD5
e7b7ac138ab9eb3d122e185d03510fb6
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SHA1
ffdb4602fb7bbde19fdd78695bebd08933068c47
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SHA256
518884c4e46f717721601a9a1afe4513d6d46a291838afe7c6c1b356be01131b
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SHA512
beac7276ff095d53fbced72106fd1597d4723902abbf17e9cf4718ec0c7175445ba60e80e4443d50751f191343833a761eadc2f9e6558edd802744e03fac769d
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SSDEEP
1536:WkKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEHuS4hcTO97v7UYdEJmy7:JKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgk
Malware Config
Extracted
https://bpsjambi.id/about/CcN5IbuInPQ/
https://greenlizard.co.za/amanah/pu8xeUOpqqq/
https://akuntansi.itny.ac.id/asset/NH7qwRrn81Taa0VVqpx/
https://www.yell.ge/nav_logo/x960wo3PHaIUm/
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 1084 3520 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4296 3520 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1148 3520 regsvr32.exe 82 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1864 3520 regsvr32.exe 82 -
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 3520 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3520 EXCEL.EXE 3520 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE 3520 EXCEL.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3520 wrote to memory of 1084 3520 EXCEL.EXE 89 PID 3520 wrote to memory of 1084 3520 EXCEL.EXE 89 PID 3520 wrote to memory of 4296 3520 EXCEL.EXE 92 PID 3520 wrote to memory of 4296 3520 EXCEL.EXE 92 PID 3520 wrote to memory of 1148 3520 EXCEL.EXE 95 PID 3520 wrote to memory of 1148 3520 EXCEL.EXE 95 PID 3520 wrote to memory of 1864 3520 EXCEL.EXE 96 PID 3520 wrote to memory of 1864 3520 EXCEL.EXE 96
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\518884c4e46f717721601a9a1afe4513d6d46a291838afe7c6c1b356be01131b.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:3520 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci1.ocx2⤵
- Process spawned unexpected child process
PID:1084
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci2.ocx2⤵
- Process spawned unexpected child process
PID:4296
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci3.ocx2⤵
- Process spawned unexpected child process
PID:1148
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\soci4.ocx2⤵
- Process spawned unexpected child process
PID:1864
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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
MD5c8ae66d3ee09036d1702d845564d7634
SHA1d4e19647c0720a82c67909cecc8734faaa5a99e8
SHA2567a91991a86a8461b23727241151c6f5c34a1ae251d234247ce2b073a612373f1
SHA512f4f942dc0e2082b492e1d9a8bb48467cd56e30a4d5950a5bbbeeba9f87b9c414529507b0cbf1f1b9258336d78408b14606501a1e374cca727ccddc923141bd9d