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Analysis
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max time kernel
299s -
max time network
275s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/11/2024, 00:48
Static task
static1
Behavioral task
behavioral1
Sample
21112024_0048_20112024_Transferencia SPEI.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
21112024_0048_20112024_Transferencia SPEI.xls
Resource
win10v2004-20241007-en
General
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Target
21112024_0048_20112024_Transferencia SPEI.xls
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Size
1.1MB
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MD5
2eb01e0a87e7c2c842bce6d75f34e083
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SHA1
df9ae618023a951ebacb254ec51ac1306c87cc73
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SHA256
d4bb6fcd2077fab4abe6012089f2bffbee52b0cc5b69ccc2b5e250672bee25be
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SHA512
3a3f9649ef09b2b01dbabd2ca1c3291272590bb7ef56899eee58e058242ccb5b498e2e30cf302abc97cc2f6ec1dfe930d15d29a8ed2444108e204519d966735d
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SSDEEP
24576:/uq9PLiijE2Z5Z2amC/gY/tMJE8F84LJQohy5bLFqQEbG1jcu:/uEPLiij7Z5ZK0g8tMpFjLJQohy5VqLQ
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 832 4644 mshta.exe 81 -
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 4644 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE 4644 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4644 wrote to memory of 832 4644 EXCEL.EXE 86 PID 4644 wrote to memory of 832 4644 EXCEL.EXE 86 -
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\21112024_0048_20112024_Transferencia SPEI.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4644 -
C:\Windows\System32\mshta.exeC:\Windows\System32\mshta.exe -Embedding2⤵
- Process spawned unexpected child process
PID:832
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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
MD578cd0a770202ea233874de7f45b6d595
SHA11129135bfc7905d00a47dcb17f0b8f8ec0d7f00b
SHA2561c4609b5fd6c8faac7487606b7455dd61fabbbc55b8d2d9008568e839eb81341
SHA5126d6269054d3e6816c37b42fd2575cca8da287de8b2f33e8ec481f15c0f9a163ea182b501aece4e80cd730210974862467bbddc651eb1f0bd2037da2d908375d3