33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f

Analysis

max time kernel
144s
max time network
146s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
14/09/2022, 15:51

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
Size

1.8MB
MD5

b0bec3723324217c508755b97896f4e9
SHA1

a16691727b4f92fe742ca41a625dc72f1bece904
SHA256

33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f
SHA512

a6034e6b0c3a8adb106f15ccef52f9661ded03b108638c844c7e8fe806ccd98f895e2cc3ba5dc9b516bf9c6d41b88d0103cd7f7b3d0565b9ffdfa2331f890c81
SSDEEP

49152:AiSzCD+K95aLs7zeqLTVtXtHFIDP8EehiM8qZA:AiSzCD+K95aUeqFtXtHwEEehig

Score

9^/10

evasion trojan

Malware Config

Signatures

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe

Executes dropped EXE 1 IoCs

pid	Process
3384	oobeldr.exe

Checks BIOS information in registry 2 TTPs 4 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	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	oobeldr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	oobeldr.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
3384	oobeldr.exe
3384	oobeldr.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4552	schtasks.exe
3752	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
3384	oobeldr.exe
3384	oobeldr.exe
3384	oobeldr.exe
3384	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 4552	2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe	66
PID 2016 wrote to memory of 4552	2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe	66
PID 2016 wrote to memory of 4552	2016	33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe	66
PID 3384 wrote to memory of 3752	3384	oobeldr.exe	69
PID 3384 wrote to memory of 3752	3384	oobeldr.exe	69
PID 3384 wrote to memory of 3752	3384	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.exe
"C:\Users\Admin\AppData\Local\Temp\33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
  2⤵
  - Creates scheduled task(s)
  PID:4552

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3384
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
  2⤵
  - Creates scheduled task(s)
  PID:3752

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
1.8MB

MD5
b0bec3723324217c508755b97896f4e9

SHA1
a16691727b4f92fe742ca41a625dc72f1bece904

SHA256
33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f

SHA512
a6034e6b0c3a8adb106f15ccef52f9661ded03b108638c844c7e8fe806ccd98f895e2cc3ba5dc9b516bf9c6d41b88d0103cd7f7b3d0565b9ffdfa2331f890c81

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
1.8MB

MD5
b0bec3723324217c508755b97896f4e9

SHA1
a16691727b4f92fe742ca41a625dc72f1bece904

SHA256
33472f54cbc7e5e4a41cad3cf34a15d7f5d8f2253ce8a3ac037e8c02cfbaa01f

SHA512
a6034e6b0c3a8adb106f15ccef52f9661ded03b108638c844c7e8fe806ccd98f895e2cc3ba5dc9b516bf9c6d41b88d0103cd7f7b3d0565b9ffdfa2331f890c81

Download Submit
memory/2016-158-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-164-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-122-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-123-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-124-0x00000000000D0000-0x00000000003EF000-memory.dmp

Filesize
3.1MB

Download
memory/2016-125-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-160-0x00000000000D0000-0x00000000003EF000-memory.dmp

Filesize
3.1MB

Download
memory/2016-127-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-128-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-129-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-130-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-131-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-132-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-133-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-120-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-135-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-136-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-137-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-139-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-138-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-140-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-141-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-142-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-143-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-144-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-145-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-146-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-147-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-148-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-149-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-150-0x0000000002780000-0x00000000027C4000-memory.dmp

Filesize
272KB

Download
memory/2016-151-0x00000000000D0000-0x00000000003EF000-memory.dmp

Filesize
3.1MB

Download
memory/2016-152-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-153-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-154-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-155-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-156-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-157-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-134-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-121-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-126-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-161-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-162-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-163-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-159-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-165-0x00000000000D0000-0x00000000003EF000-memory.dmp

Filesize
3.1MB

Download
memory/2016-166-0x00000000000D1000-0x00000000000D3000-memory.dmp

Filesize
8KB

Download
memory/2016-167-0x00000000000D1000-0x00000000000D3000-memory.dmp

Filesize
8KB

Download
memory/2016-168-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-169-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/2016-189-0x00000000000D0000-0x00000000003EF000-memory.dmp

Filesize
3.1MB

Download
memory/2016-190-0x0000000002780000-0x00000000027C4000-memory.dmp

Filesize
272KB

Download
memory/3384-220-0x0000000001370000-0x000000000168F000-memory.dmp

Filesize
3.1MB

Download
memory/3384-260-0x0000000001370000-0x000000000168F000-memory.dmp

Filesize
3.1MB

Download
memory/3384-259-0x0000000000900000-0x00000000009AE000-memory.dmp

Filesize
696KB

Download
memory/3384-258-0x0000000001370000-0x000000000168F000-memory.dmp

Filesize
3.1MB

Download
memory/3384-257-0x0000000001370000-0x000000000168F000-memory.dmp

Filesize
3.1MB

Download
memory/3384-221-0x0000000000900000-0x00000000009AE000-memory.dmp

Filesize
696KB

Download
memory/4552-176-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-174-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-178-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-183-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-175-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-186-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-179-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-184-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-180-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-177-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-173-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-172-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-171-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-181-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-185-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-182-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-187-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download
memory/4552-188-0x0000000076FB0000-0x000000007713E000-memory.dmp

Filesize
1.6MB

Download