d540fbd1b9da8c58529bc6b0952b5b1be8a781b0d69e5a8dbbd2da5655c90cff

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/08/2026, 06:13

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General

Target
freebobux.exe
Size 1.2MB
Sample260809-gy4mcsan6x
SHA256 d540fbd1b9da8c58529bc6b0952b5b1be8a781b0d69e5a8dbbd2da5655c90cff
MD5 e9357860da175e982c5d4c648178276c
SHA1 2606f9e7b936ffaa46d10a5399bd806127581408
SHA512 db399f88ade63c6faf9456ecde9f6bec543f14d97afa2a723901600ed904a6c82cb41eb9af7fbb5ae2bf65e9eb5d024a894f06c944238796267ea973d1c4c088
SSDEEP 24576:a0FRl+eAYbHdSmE26C1ak6OutO9CU3c9V5fXEusKL2Td6qgd6Kx/UD0:xFRlPAXbC1aqchKmapKx8
TLSH
T1A95533D3F839BD32E8112E3A0DB2B26D508309A65524EE6CBDEE84FB44419BD5BCC541
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery themida trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	freebobux.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	freebobux.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	freebobux.exe

Themida packer 3 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/4432-0-0x0000000000400000-0x00000000007D1000-memory.dmp	themida
behavioral2/memory/4432-1-0x0000000000400000-0x00000000007D1000-memory.dmp	themida
behavioral2/memory/4432-2-0x0000000000400000-0x00000000007D1000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	freebobux.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4432	freebobux.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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	freebobux.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4432	freebobux.exe
4432	freebobux.exe

C:\Users\Admin\AppData\Local\Temp\freebobux.exe
"C:\Users\Admin\AppData\Local\Temp\freebobux.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4432

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4432-0-0x0000000000400000-0x00000000007D1000-memory.dmp

Download

memory/4432-1-0x0000000000400000-0x00000000007D1000-memory.dmp

Download

memory/4432-2-0x0000000000400000-0x00000000007D1000-memory.dmp

Download