41efbcaaba291794d2a5a5fba1c5ba73674881bc03f638c88295512b4a61d7f7

Analysis

max time kernel
141s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 14:25

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General

Target

c0b4675cd7759d42392d88ce6807302b.exe
Size

2.8MB
MD5

c0b4675cd7759d42392d88ce6807302b
SHA1

74ee862c43ddc0cce2312c888c39ad2f5167ea78
SHA256

41efbcaaba291794d2a5a5fba1c5ba73674881bc03f638c88295512b4a61d7f7
SHA512

45d4358f50466e4446faf1e61ff7c707b00bbab75631f7e8cc115c0fa9df868f1cf4a8a92dbd02013307c352f0a8999344652075b4b94a72522abbb39237f957
SSDEEP

49152:+rZHwByhzyvLrqLveSQbaNUgNxJ2qsG7cYSuRap9qnL2w5dpSmpMq9tlFR:+ryBPSQm2KxJ2iUuApgqw5DZMClH

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	c0b4675cd7759d42392d88ce6807302b.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\VideoBiosVersion	c0b4675cd7759d42392d88ce6807302b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	c0b4675cd7759d42392d88ce6807302b.exe

Themida packer 5 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/1664-0-0x0000000000400000-0x0000000000B79000-memory.dmp	themida
behavioral2/memory/1664-1-0x0000000000400000-0x0000000000B79000-memory.dmp	themida
behavioral2/memory/1664-2-0x0000000000400000-0x0000000000B79000-memory.dmp	themida
behavioral2/memory/1664-3-0x0000000000400000-0x0000000000B79000-memory.dmp	themida
behavioral2/memory/1664-4-0x0000000000400000-0x0000000000B79000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	c0b4675cd7759d42392d88ce6807302b.exe

C:\Users\Admin\AppData\Local\Temp\c0b4675cd7759d42392d88ce6807302b.exe
"C:\Users\Admin\AppData\Local\Temp\c0b4675cd7759d42392d88ce6807302b.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
PID:1664

Network

MITRE ATT&CK Enterprise v15

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

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1664-0-0x0000000000400000-0x0000000000B79000-memory.dmp

Filesize
7.5MB

Download
memory/1664-1-0x0000000000400000-0x0000000000B79000-memory.dmp

Filesize
7.5MB

Download
memory/1664-2-0x0000000000400000-0x0000000000B79000-memory.dmp

Filesize
7.5MB

Download
memory/1664-3-0x0000000000400000-0x0000000000B79000-memory.dmp

Filesize
7.5MB

Download
memory/1664-4-0x0000000000400000-0x0000000000B79000-memory.dmp

Filesize
7.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads