2f78abcf8efd1843e5953bb000b487b50ba7bc1ded77933294b7c70cdc157675

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
06/06/2024, 08:55

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General

Target

QtGui4.dll
Size

6.8MB
MD5

ddd7cb6f7fcb04a7a22b8c88e54960c4
SHA1

ec90b7dc14ba83b31557262f9f4694478cbb751a
SHA256

ed88922666a2323c05c08c75f7ad29d049d1a36399ab988ad5ce1e86149cb450
SHA512

0e6d046c4f4e5fab3bc0aea57a99f0a1779f7fb4a3950f0e302b65ef411c9a08c534607f1be9533fa82ea64be5a5391c28b5ab615de82680188e2b1d28c8fc07
SSDEEP

196608:AEubw71Hqi7SVzQlgj2bMWE+LpoMk+dTha46Yuy7uNcK:AEuERKoukwmLlJdThxcZ7

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

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

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

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2372	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1328	2372	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 3000 wrote to memory of 2372	3000	rundll32.exe	28
PID 2372 wrote to memory of 1328	2372	rundll32.exe	29
PID 2372 wrote to memory of 1328	2372	rundll32.exe	29
PID 2372 wrote to memory of 1328	2372	rundll32.exe	29
PID 2372 wrote to memory of 1328	2372	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtGui4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\QtGui4.dll,#1
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Checks whether UAC is enabled
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 320
    3⤵
    - Program crash
    PID:1328

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

Replay Monitor

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Downloads

memory/2372-0-0x0000000077130000-0x0000000077132000-memory.dmp

Filesize
8KB

Download
memory/2372-3-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-1-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-2-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-4-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-5-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-6-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-7-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download
memory/2372-8-0x0000000002310000-0x0000000003981000-memory.dmp

Filesize
22.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads