572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717

Analysis

max time kernel
54s
max time network
74s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
16/09/2022, 10:21

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General

Target

572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
Size

1.8MB
MD5

3ab8c935f96089e91b70fe4351519646
SHA1

a253eec4fc55d554fc8a22effd783653ea96f163
SHA256

572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717
SHA512

ce464bfec7229ebc753473b506b5c9d3953e7ba4818aada6680f7d3bcf4aa40eee2935b141012c58a2b199b6c6d04dd2d1ead2cd603d36900786a28fe1149a4c
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__	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
4320	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\VideoBiosVersion	oobeldr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	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	oobeldr.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
4320	oobeldr.exe
4320	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
2168	schtasks.exe
4948	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
4320	oobeldr.exe
4320	oobeldr.exe
4320	oobeldr.exe
4320	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 2168	3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe	67
PID 3540 wrote to memory of 2168	3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe	67
PID 3540 wrote to memory of 2168	3540	572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe	67
PID 4320 wrote to memory of 4948	4320	oobeldr.exe	69
PID 4320 wrote to memory of 4948	4320	oobeldr.exe	69
PID 4320 wrote to memory of 4948	4320	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.exe
"C:\Users\Admin\AppData\Local\Temp\572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717.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:3540
- 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:2168

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:4320
- 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:4948

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

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Downloads

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

Filesize
1.8MB

MD5
3ab8c935f96089e91b70fe4351519646

SHA1
a253eec4fc55d554fc8a22effd783653ea96f163

SHA256
572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717

SHA512
ce464bfec7229ebc753473b506b5c9d3953e7ba4818aada6680f7d3bcf4aa40eee2935b141012c58a2b199b6c6d04dd2d1ead2cd603d36900786a28fe1149a4c

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

Filesize
1.8MB

MD5
3ab8c935f96089e91b70fe4351519646

SHA1
a253eec4fc55d554fc8a22effd783653ea96f163

SHA256
572635102d0cab3dedbd42245f74a6330beca46440530cc59c2c2de19a642717

SHA512
ce464bfec7229ebc753473b506b5c9d3953e7ba4818aada6680f7d3bcf4aa40eee2935b141012c58a2b199b6c6d04dd2d1ead2cd603d36900786a28fe1149a4c

Download Submit
memory/2168-170-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-186-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-185-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-183-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-184-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-180-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-182-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-181-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-172-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-178-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-179-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-174-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-177-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-176-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-175-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-171-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-169-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/2168-168-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-138-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-137-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-141-0x0000000001240000-0x000000000138A000-memory.dmp

Filesize
1.3MB

Download
memory/3540-142-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-143-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-144-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-145-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-147-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-148-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-146-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-149-0x0000000000F20000-0x000000000123F000-memory.dmp

Filesize
3.1MB

Download
memory/3540-150-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-151-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-152-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-153-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-154-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-155-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-156-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-158-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-157-0x0000000000F20000-0x000000000123F000-memory.dmp

Filesize
3.1MB

Download
memory/3540-160-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-159-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-162-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-161-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-163-0x0000000000F21000-0x0000000000F23000-memory.dmp

Filesize
8KB

Download
memory/3540-165-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-139-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-118-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-136-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-140-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-132-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-135-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-134-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-133-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-173-0x0000000000F20000-0x000000000123F000-memory.dmp

Filesize
3.1MB

Download
memory/3540-131-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-130-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-129-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-128-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-127-0x0000000000F20000-0x000000000123F000-memory.dmp

Filesize
3.1MB

Download
memory/3540-126-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-125-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-166-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-164-0x0000000000F21000-0x0000000000F23000-memory.dmp

Filesize
8KB

Download
memory/3540-124-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-123-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-122-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-121-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-187-0x0000000000F20000-0x000000000123F000-memory.dmp

Filesize
3.1MB

Download
memory/3540-120-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/3540-119-0x0000000077550000-0x00000000776DE000-memory.dmp

Filesize
1.6MB

Download
memory/4320-220-0x0000000001480000-0x00000000014C4000-memory.dmp

Filesize
272KB

Download
memory/4320-219-0x00000000000F0000-0x000000000040F000-memory.dmp

Filesize
3.1MB

Download
memory/4320-254-0x00000000000F0000-0x000000000040F000-memory.dmp

Filesize
3.1MB

Download
memory/4320-255-0x00000000000F0000-0x000000000040F000-memory.dmp

Filesize
3.1MB

Download
memory/4320-256-0x00000000000F0000-0x000000000040F000-memory.dmp

Filesize
3.1MB

Download
memory/4320-257-0x0000000001480000-0x00000000014C4000-memory.dmp

Filesize
272KB

Download
memory/4320-258-0x00000000000F0000-0x000000000040F000-memory.dmp

Filesize
3.1MB

Download