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Analysis
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max time kernel
148s -
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
06/11/2024, 15:34
Static task
static1
Behavioral task
behavioral1
Sample
Payment Advice-RefA22D4YdWsbE56.xla.xls
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Payment Advice-RefA22D4YdWsbE56.xla.xls
Resource
win10v2004-20241007-en
General
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Target
Payment Advice-RefA22D4YdWsbE56.xla.xls
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Size
1.1MB
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MD5
93019ec4bf2082a11f1324fb0f69f6bb
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SHA1
0b8890cb852598a7fbd51c77d99de803a6b694fa
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SHA256
b9a1aa0417bb7c55a9320c9c6919bf56559bb6cb8064ff087e23bf54e66caf55
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SHA512
138ea5ccbf18782bdbe4995008268129825bbf4c82a1ae93afd02f874ce047cbc07482f432919ef536000c5e1bafd3b0c9727f04aa038be0ec881f71456942de
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SSDEEP
24576:/yaZxvseowaDIOpUqvBw2L5Lxxg3mJ/Qga9NmAvOJZ:/T0DIOLvBwC5Lrg3mJIg4O
Malware Config
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 3604 224 mshta.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 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 224 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 224 EXCEL.EXE 224 EXCEL.EXE 224 EXCEL.EXE 224 EXCEL.EXE 224 EXCEL.EXE 224 EXCEL.EXE 224 EXCEL.EXE 224 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 224 wrote to memory of 3604 224 EXCEL.EXE 89 PID 224 wrote to memory of 3604 224 EXCEL.EXE 89 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
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\Payment Advice-RefA22D4YdWsbE56.xla.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:3604
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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
MD51f0d633916f6717a2e5022c67a2c35fa
SHA1c2c687efed6b91e5637165aeba1ac5e5d6a9027d
SHA2561a02529dac1d8022b59ca46d24e7ffb07032bef20116d45190ed5c3b49751fcf
SHA5126910461ffeac2fdb1a2fb6b1e18501a717862a4063e4d81751677c028678f898e0bd99de2d587bd2d0d21f1d61911e91a0ff5527d7756bf75af1f47336d11429