netsupport | a761508511850cd6e28bce353a5a1f02a1a739b36a3744dcf95b4082f76b2cd3

Analysis

max time kernel
140s
max time network
144s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 03:31

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General

Target

client32.exe
Size

117KB
MD5

a213fbe67e6393d56a9486fe9001d9b7
SHA1

d4dbd3ad527350e4d0058086d042c214ce403218
SHA256

1b297c236512972555a6a7575ef341b8872d65019dff8903ff2cae5a9053af9d
SHA512

4e1b804fa87c0473faac022d2b205936cb547f2ecf83fb92c2a26ef30b2b626e793f9778a8d74ba4223d96327dd6ae94fb8a35aa44b85da2b4d37eb3ce279618
SSDEEP

768:zfVZl6FhWr80/SqUr2pe/3NVHDHf/ckyGr2pe/kWHDHf/ckx:z70hGaq0ee/3HjHnee/FjHl

Score

10^/10

netsupport defense_evasion discovery rat themida trojan

Malware Config

Signatures

NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
rat netsupport
Netsupport family
netsupport

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__	client32.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	client32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	client32.exe

Themida packer 20 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral9/memory/1512-0-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-2-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-3-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-4-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-5-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-7-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-8-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-9-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-10-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-11-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-12-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-13-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-14-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-15-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-16-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-17-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-18-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-19-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-20-0x0000000011000000-0x0000000011B59000-memory.dmp	themida
behavioral9/memory/1512-21-0x0000000011000000-0x0000000011B59000-memory.dmp	themida

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1512	client32.exe

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	client32.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	client32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1512	client32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1512	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1512	client32.exe

C:\Users\Admin\AppData\Local\Temp\client32.exe
"C:\Users\Admin\AppData\Local\Temp\client32.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1512

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

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/1512-0-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-1-0x00000000779A0000-0x00000000779A2000-memory.dmp

Filesize
8KB

Download
memory/1512-2-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-3-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-4-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-5-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-7-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-8-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-9-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-10-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-11-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-12-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-13-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-14-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-15-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-16-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-17-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-18-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-19-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-20-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download
memory/1512-21-0x0000000011000000-0x0000000011B59000-memory.dmp

Filesize
11.3MB

Download