429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044

Analysis

max time kernel
61s
max time network
70s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
06-10-2022 00:59

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General

Target

429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
Size

1.8MB
MD5

55efd4381a479c72a9c73aaf83cab70c
SHA1

3f691d25be6e03145a5fbd3189d345d66558444c
SHA256

429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044
SHA512

a9df3f7178ba9e2ed0f7b665c8eef48edecaf5d9be600c3f9ec72bb77bae3768b76c372ea3d79b6db96d0c1d8fcf910fe9397370cd4916af0d5fa1c6574a6160
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__	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
1144	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	oobeldr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	oobeldr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.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	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
1144	oobeldr.exe
1144	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
3528	schtasks.exe
4388	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
1144	oobeldr.exe
1144	oobeldr.exe
1144	oobeldr.exe
1144	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 3528	2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe	66
PID 2628 wrote to memory of 3528	2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe	66
PID 2628 wrote to memory of 3528	2628	429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe	66
PID 1144 wrote to memory of 4388	1144	oobeldr.exe	69
PID 1144 wrote to memory of 4388	1144	oobeldr.exe	69
PID 1144 wrote to memory of 4388	1144	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.exe
"C:\Users\Admin\AppData\Local\Temp\429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044.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:2628
- 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:3528

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:1144
- 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:4388

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
55efd4381a479c72a9c73aaf83cab70c

SHA1
3f691d25be6e03145a5fbd3189d345d66558444c

SHA256
429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044

SHA512
a9df3f7178ba9e2ed0f7b665c8eef48edecaf5d9be600c3f9ec72bb77bae3768b76c372ea3d79b6db96d0c1d8fcf910fe9397370cd4916af0d5fa1c6574a6160

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

Filesize
1.8MB

MD5
55efd4381a479c72a9c73aaf83cab70c

SHA1
3f691d25be6e03145a5fbd3189d345d66558444c

SHA256
429f1d467306e151da9b18829be1d8e2f07f76e9b45127491ea101037cede044

SHA512
a9df3f7178ba9e2ed0f7b665c8eef48edecaf5d9be600c3f9ec72bb77bae3768b76c372ea3d79b6db96d0c1d8fcf910fe9397370cd4916af0d5fa1c6574a6160

Download Submit
memory/1144-215-0x0000000001380000-0x000000000169F000-memory.dmp

Filesize
3.1MB

Download
memory/1144-261-0x0000000001380000-0x000000000169F000-memory.dmp

Filesize
3.1MB

Download
memory/1144-260-0x00000000011D0000-0x0000000001214000-memory.dmp

Filesize
272KB

Download
memory/1144-259-0x0000000001380000-0x000000000169F000-memory.dmp

Filesize
3.1MB

Download
memory/1144-258-0x0000000001380000-0x000000000169F000-memory.dmp

Filesize
3.1MB

Download
memory/1144-257-0x0000000001380000-0x000000000169F000-memory.dmp

Filesize
3.1MB

Download
memory/1144-256-0x00000000011D0000-0x0000000001214000-memory.dmp

Filesize
272KB

Download
memory/2628-157-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-131-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-128-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-129-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-160-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-161-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-132-0x0000000000390000-0x00000000006AF000-memory.dmp

Filesize
3.1MB

Download
memory/2628-133-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-134-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-135-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-136-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-137-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-138-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-139-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-140-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-141-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-142-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-143-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-144-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-145-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-146-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-147-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-148-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-149-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-150-0x0000000001110000-0x0000000001154000-memory.dmp

Filesize
272KB

Download
memory/2628-151-0x0000000000390000-0x00000000006AF000-memory.dmp

Filesize
3.1MB

Download
memory/2628-152-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-153-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-154-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-156-0x0000000000390000-0x00000000006AF000-memory.dmp

Filesize
3.1MB

Download
memory/2628-155-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-126-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-158-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-159-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-162-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-127-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-130-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-163-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-164-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-165-0x0000000000390000-0x00000000006AF000-memory.dmp

Filesize
3.1MB

Download
memory/2628-166-0x0000000000391000-0x0000000000393000-memory.dmp

Filesize
8KB

Download
memory/2628-167-0x0000000000391000-0x0000000000393000-memory.dmp

Filesize
8KB

Download
memory/2628-168-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-169-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-189-0x0000000000390000-0x00000000006AF000-memory.dmp

Filesize
3.1MB

Download
memory/2628-190-0x0000000001110000-0x0000000001154000-memory.dmp

Filesize
272KB

Download
memory/2628-120-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-121-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-122-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-123-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-124-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-125-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-179-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-172-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-187-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-186-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-181-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-182-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-183-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-176-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-185-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-184-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-178-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-188-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-180-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-175-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-174-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-173-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-177-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3528-171-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download