32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189

Analysis

max time kernel
52s
max time network
153s
platform
windows10_x64
resource
win10-20220414-en
resource tags

arch:x64arch:x86image:win10-20220414-enlocale:en-usos:windows10-1703-x64system
submitted
09-08-2022 05:20

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General

Target

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
Size

1.8MB
MD5

5a2e98544760420372656086638a96ff
SHA1

d2456c49fb15ccac60a7a3d0a22c30345b3b600e
SHA256

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189
SHA512

7098440cbbe69a6a929b11cd197ae05822e39de4633be7264d9b5d3895205453b64871b24c7b9fa20d06495349a8f66952d52a7053b69608b88b9766d5e4cbd3

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

Processes:

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exeoobeldr.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

Processes:

oobeldr.exe

pid process

3344 oobeldr.exe

pid	process
3344	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

Processes:

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exeoobeldr.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
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	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exeoobeldr.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exeoobeldr.exe

pid	process
808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
3344	oobeldr.exe
3344	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

Processes:

schtasks.exeschtasks.exe

pid process

4920 schtasks.exe
4356 schtasks.exe

pid	process
4920	schtasks.exe
4356	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exeoobeldr.exe

pid	process
808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
3344	oobeldr.exe
3344	oobeldr.exe
3344	oobeldr.exe
3344	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exeoobeldr.exe

description	pid	process	target process
PID 808 wrote to memory of 4920	808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe	schtasks.exe
PID 808 wrote to memory of 4920	808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe	schtasks.exe
PID 808 wrote to memory of 4920	808	32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe	schtasks.exe
PID 3344 wrote to memory of 4356	3344	oobeldr.exe	schtasks.exe
PID 3344 wrote to memory of 4356	3344	oobeldr.exe	schtasks.exe
PID 3344 wrote to memory of 4356	3344	oobeldr.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.exe
"C:\Users\Admin\AppData\Local\Temp\32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189.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:808

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:4920

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:3344

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:4356

Network

MITRE ATT&CK Matrix ATT&CK 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

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Filesize
1.8MB

MD5
5a2e98544760420372656086638a96ff

SHA1
d2456c49fb15ccac60a7a3d0a22c30345b3b600e

SHA256
32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189

SHA512
7098440cbbe69a6a929b11cd197ae05822e39de4633be7264d9b5d3895205453b64871b24c7b9fa20d06495349a8f66952d52a7053b69608b88b9766d5e4cbd3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Filesize
1.8MB

MD5
5a2e98544760420372656086638a96ff

SHA1
d2456c49fb15ccac60a7a3d0a22c30345b3b600e

SHA256
32a9dd8f5a9dffca05382771e65444702966fd139c94580d8dbaa948ba003189

SHA512
7098440cbbe69a6a929b11cd197ae05822e39de4633be7264d9b5d3895205453b64871b24c7b9fa20d06495349a8f66952d52a7053b69608b88b9766d5e4cbd3

Download Submit
memory/808-156-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-118-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-120-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-121-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-122-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-123-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-124-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-125-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-126-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-127-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-128-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/808-130-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-129-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-131-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-132-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-133-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-134-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-135-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-136-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-137-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-138-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-139-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-140-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-141-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-142-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-143-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-144-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-145-0x00000000028B0000-0x00000000028F4000-memory.dmp

Filesize
272KB

Download
memory/808-146-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-147-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-148-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-149-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/808-150-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-151-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-152-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-154-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/808-153-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-155-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-162-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-157-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-119-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-159-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-160-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-161-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-158-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-163-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/808-164-0x00000000002F1000-0x00000000002F3000-memory.dmp

Filesize
8KB

Download
memory/808-165-0x00000000002F1000-0x00000000002F3000-memory.dmp

Filesize
8KB

Download
memory/808-166-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-167-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/808-187-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/808-188-0x00000000028B0000-0x00000000028F4000-memory.dmp

Filesize
272KB

Download
memory/3344-222-0x0000000000910000-0x0000000000A5A000-memory.dmp

Filesize
1.3MB

Download
memory/3344-260-0x0000000000290000-0x00000000005AF000-memory.dmp

Filesize
3.1MB

Download
memory/3344-259-0x0000000000290000-0x00000000005AF000-memory.dmp

Filesize
3.1MB

Download
memory/3344-258-0x0000000000910000-0x0000000000A5A000-memory.dmp

Filesize
1.3MB

Download
memory/3344-257-0x0000000000290000-0x00000000005AF000-memory.dmp

Filesize
3.1MB

Download
memory/3344-256-0x0000000000290000-0x00000000005AF000-memory.dmp

Filesize
3.1MB

Download
memory/3344-220-0x0000000000290000-0x00000000005AF000-memory.dmp

Filesize
3.1MB

Download
memory/3344-223-0x0000000000290000-0x00000000005AF000-memory.dmp

Filesize
3.1MB

Download
memory/4356-237-0x0000000000000000-mapping.dmp

Download
memory/4920-174-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-172-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-178-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-180-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-169-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-170-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-177-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-175-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-173-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-176-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-171-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-181-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-168-0x0000000000000000-mapping.dmp

Download
memory/4920-179-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-182-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-183-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-184-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-185-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4920-186-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download