af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843

Analysis

max time kernel
54s
max time network
149s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
05/10/2022, 22:11

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General

Target

af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
Size

1.8MB
MD5

9ab3225057a83adc0c9811eb8cf39563
SHA1

80721d06d9b8438a217c1f23bdeb790c6f729582
SHA256

af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843
SHA512

c38c75f2df30c04d354a7dd9603b75db92dc34cd40d6fe7336f44d5d177f29f514cd8ceb4858c4363b2e777adb09cd7a8d4926cb1eabe328fe6485d62646efbf
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__	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
304	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	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.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	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
304	oobeldr.exe
304	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
2064	schtasks.exe
3420	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
304	oobeldr.exe
304	oobeldr.exe
304	oobeldr.exe
304	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2064	2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe	66
PID 2888 wrote to memory of 2064	2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe	66
PID 2888 wrote to memory of 2064	2888	af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe	66
PID 304 wrote to memory of 3420	304	oobeldr.exe	69
PID 304 wrote to memory of 3420	304	oobeldr.exe	69
PID 304 wrote to memory of 3420	304	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.exe
"C:\Users\Admin\AppData\Local\Temp\af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843.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:2888
- 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:2064

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:304
- 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:3420

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
9ab3225057a83adc0c9811eb8cf39563

SHA1
80721d06d9b8438a217c1f23bdeb790c6f729582

SHA256
af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843

SHA512
c38c75f2df30c04d354a7dd9603b75db92dc34cd40d6fe7336f44d5d177f29f514cd8ceb4858c4363b2e777adb09cd7a8d4926cb1eabe328fe6485d62646efbf

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

Filesize
1.8MB

MD5
9ab3225057a83adc0c9811eb8cf39563

SHA1
80721d06d9b8438a217c1f23bdeb790c6f729582

SHA256
af2d30f8bfec1d130c393c0fb4c66af8fb2d23f821a9ea24755e9615af6cc843

SHA512
c38c75f2df30c04d354a7dd9603b75db92dc34cd40d6fe7336f44d5d177f29f514cd8ceb4858c4363b2e777adb09cd7a8d4926cb1eabe328fe6485d62646efbf

Download Submit
memory/304-253-0x0000000001150000-0x000000000129A000-memory.dmp

Filesize
1.3MB

Download
memory/304-252-0x0000000000A90000-0x0000000000DAF000-memory.dmp

Filesize
3.1MB

Download
memory/304-251-0x0000000001150000-0x000000000129A000-memory.dmp

Filesize
1.3MB

Download
memory/304-250-0x0000000000A90000-0x0000000000DAF000-memory.dmp

Filesize
3.1MB

Download
memory/2064-178-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-167-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-169-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-171-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-173-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-176-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-179-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-182-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-184-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-183-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-181-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-180-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-177-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-175-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-174-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-172-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-170-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2064-168-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-137-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-119-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-146-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-147-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-148-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-149-0x0000000000EE0000-0x00000000011FF000-memory.dmp

Filesize
3.1MB

Download
memory/2888-151-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-152-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-153-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-154-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-156-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-157-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-158-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-159-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-155-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-161-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-160-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-162-0x0000000000EE1000-0x0000000000EE3000-memory.dmp

Filesize
8KB

Download
memory/2888-144-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-143-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-142-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-139-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-141-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-140-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-138-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-145-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-136-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-135-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-185-0x0000000000EE0000-0x00000000011FF000-memory.dmp

Filesize
3.1MB

Download
memory/2888-134-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-133-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-132-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-131-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-130-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-125-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-129-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-128-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-126-0x0000000000EE0000-0x00000000011FF000-memory.dmp

Filesize
3.1MB

Download
memory/2888-165-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-164-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-163-0x0000000000EE1000-0x0000000000EE3000-memory.dmp

Filesize
8KB

Download
memory/2888-150-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-127-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-124-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-120-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-123-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-122-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download
memory/2888-121-0x0000000077E00000-0x0000000077F8E000-memory.dmp

Filesize
1.6MB

Download