Analysis
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max time kernel
149s -
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
05-01-2025 19:48
Static task
static1
Behavioral task
behavioral1
Sample
Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe
Resource
win7-20240903-en
General
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Target
Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe
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Size
1.8MB
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MD5
2e0d4188fa62f1816c960adcf5be1a01
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SHA1
cba704aa98f11b19ff969d5aa17513ff9642e952
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SHA256
877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49
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SHA512
d5ba79d0f985d90f7e29387915be6588520b375121ad42c53dab1cc40d3ca9129db1cda4ce239bdbd554f4730a3f2df2c27b8b6a83ce59207ec496d498c82462
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SSDEEP
49152:XOGRfbgEz2gOTxV0YEIEe1dhDnxkbX/t:+Cf8Ez25TxVeI1bebPt
Malware Config
Extracted
lumma
https://hummskitnj.buzz/api
https://cashfuzysao.buzz/api
https://appliacnesot.buzz/api
https://screwamusresz.buzz/api
https://inherineau.buzz/api
https://scentniej.buzz/api
https://rebuildeso.buzz/api
https://prisonyfork.buzz/api
https://mindhandru.buzz/api
Signatures
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Lumma family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1448 Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe -
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 Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1448 Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe 1448 Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe"C:\Users\Admin\AppData\Local\Temp\Sigmanly_877c22851b1c18c92c6458beb834e05fa15e088fc9ef88a59122d2e8d51a0b49.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1448