8ee4ff488c245b72c36d086dc3352dfca73b08fc0862f3a1fcc09c002e9cd9cf

Analysis

max time kernel
71s
max time network
66s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 13:26

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General

Target

Bootstrapper/bootstrapper.exe
Size

3.2MB
MD5

177816525d136613c567a56d6a91c8de
SHA1

9a95b84525f542c2e8187107ba2eb49068497bc5
SHA256

7113278325a80d45ade822091752e83c48132b9055cbf4bd85c500dd0bf801a4
SHA512

a442ed4c54d185b84c2a5d404cf5d33783e26ee2bfaa4c93269e071e16203d701a0effb01e0e995be7aba60b29004d81ea8f38c0b004b5df2d83e53ad5c7aeae
SSDEEP

98304:U0xdkLxzUC8tuX5GPtrW0mQ9R2M66PiOmyA5jCPQ1sOGY3:JxKzUv0MPRAQ9A16CyAh1sOG

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__	bootstrapper.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	bootstrapper.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	bootstrapper.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/4976-0-0x0000000140000000-0x00000001408B8000-memory.dmp	themida
behavioral2/memory/4976-2-0x0000000140000000-0x00000001408B8000-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	bootstrapper.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
4976	bootstrapper.exe

C:\Users\Admin\AppData\Local\Temp\Bootstrapper\bootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\Bootstrapper\bootstrapper.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
PID:4976

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/4976-0-0x0000000140000000-0x00000001408B8000-memory.dmp

Filesize
8.7MB

Download
memory/4976-1-0x00007FFA73F50000-0x00007FFA73F52000-memory.dmp

Filesize
8KB

Download
memory/4976-2-0x0000000140000000-0x00000001408B8000-memory.dmp

Filesize
8.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads