8739b236fb674c2c3516bc43ecf4b6583ea22ca0d4b2fe417b6223d654d52011

Resubmissions

02-06-2024 11:13

240602-nbkdjabc8t 10

02-06-2024 11:11

240602-nan1bscb27 10

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-06-2024 11:11

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General

Target

SynapseX Revamped V1.5/bin/SynapseInjector.dll
Size

6.0MB
MD5

9b248dfff1d2b73fd639324741fe2e08
SHA1

e82684cd6858a6712eff69ace1707b3bcd464105
SHA256

39943c30732988289ca346902f007a72124bd98b82e08b0b9739241cdab4018e
SHA512

56784a895f113088e3c92ccd96f354473e5d849fb9d0798868ff5e9477f60854e8bc7c9759c63417c9298f8702abab266722439b445977c6e940da393b8b696c
SSDEEP

98304:whgYUp+QvBY2uccY07B1nG9CHvaxFNErtcKXc17TEBT0VBTFX3NwwJqOft:w2j8YCRGEP0iOvuT0FXKwt

Score

9^/10

evasion 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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	rundll32.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

Processes:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rundll32.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe
PID 2972 wrote to memory of 2284	2972	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\SynapseX Revamped V1.5\bin\SynapseInjector.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2972

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\SynapseX Revamped V1.5\bin\SynapseInjector.dll",#1
2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
PID:2284

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2284-3-0x0000000072DAC000-0x000000007354A000-memory.dmp

Filesize
7.6MB

Download
memory/2284-7-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-5-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-4-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-1-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-6-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-0-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-2-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download
memory/2284-9-0x0000000072DAC000-0x000000007354A000-memory.dmp

Filesize
7.6MB

Download
memory/2284-8-0x0000000072B50000-0x0000000073A76000-memory.dmp

Filesize
15.1MB

Download