d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e

Analysis

max time kernel
62s
max time network
59s
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, 09:43

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General

Target

d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
Size

1.8MB
MD5

7f76f6f537b112e19854685003948cb5
SHA1

14ddfe9e3ff28043de89f48bd58bb48d72e0d25d
SHA256

d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e
SHA512

dada0cdeab38d599bcd25f206de60cdb68e131a1dcda187d9175fae8b1db816ef409265cc6d1615618fd83b445c765236708a6e96de61ecf4d66494b103f5c0d
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__	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
2000	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	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.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	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
2000	oobeldr.exe
2000	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
3752	schtasks.exe
3760	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
2000	oobeldr.exe
2000	oobeldr.exe
2000	oobeldr.exe
2000	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 3760	2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe	66
PID 2580 wrote to memory of 3760	2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe	66
PID 2580 wrote to memory of 3760	2580	d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe	66
PID 2000 wrote to memory of 3752	2000	oobeldr.exe	69
PID 2000 wrote to memory of 3752	2000	oobeldr.exe	69
PID 2000 wrote to memory of 3752	2000	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.exe
"C:\Users\Admin\AppData\Local\Temp\d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e.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:2580
- 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:3760

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:2000
- 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

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Downloads

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

Filesize
1.8MB

MD5
7f76f6f537b112e19854685003948cb5

SHA1
14ddfe9e3ff28043de89f48bd58bb48d72e0d25d

SHA256
d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e

SHA512
dada0cdeab38d599bcd25f206de60cdb68e131a1dcda187d9175fae8b1db816ef409265cc6d1615618fd83b445c765236708a6e96de61ecf4d66494b103f5c0d

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

Filesize
1.8MB

MD5
7f76f6f537b112e19854685003948cb5

SHA1
14ddfe9e3ff28043de89f48bd58bb48d72e0d25d

SHA256
d946f45536926aaf2a60c73c6843eb96ce4eab84231dabc313a250dba395b79e

SHA512
dada0cdeab38d599bcd25f206de60cdb68e131a1dcda187d9175fae8b1db816ef409265cc6d1615618fd83b445c765236708a6e96de61ecf4d66494b103f5c0d

Download Submit
memory/2000-210-0x0000000001070000-0x000000000138F000-memory.dmp

Filesize
3.1MB

Download
memory/2000-260-0x0000000001070000-0x000000000138F000-memory.dmp

Filesize
3.1MB

Download
memory/2000-259-0x00000000029A0000-0x00000000029E4000-memory.dmp

Filesize
272KB

Download
memory/2000-258-0x0000000001070000-0x000000000138F000-memory.dmp

Filesize
3.1MB

Download
memory/2000-256-0x0000000001070000-0x000000000138F000-memory.dmp

Filesize
3.1MB

Download
memory/2000-255-0x00000000029A0000-0x00000000029E4000-memory.dmp

Filesize
272KB

Download
memory/2580-157-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-162-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-127-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-128-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-129-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-130-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-132-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-131-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-159-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-134-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-135-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-136-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-138-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-139-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-140-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-137-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-141-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-142-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-143-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-144-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-145-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-146-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-147-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-148-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-149-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-161-0x0000000001030000-0x000000000134F000-memory.dmp

Filesize
3.1MB

Download
memory/2580-151-0x0000000001030000-0x000000000134F000-memory.dmp

Filesize
3.1MB

Download
memory/2580-152-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-153-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-154-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-155-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-156-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-125-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-158-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-133-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-126-0x0000000001030000-0x000000000134F000-memory.dmp

Filesize
3.1MB

Download
memory/2580-150-0x00000000028E0000-0x0000000002924000-memory.dmp

Filesize
272KB

Download
memory/2580-160-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-163-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-164-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-165-0x0000000001030000-0x000000000134F000-memory.dmp

Filesize
3.1MB

Download
memory/2580-166-0x0000000001031000-0x0000000001033000-memory.dmp

Filesize
8KB

Download
memory/2580-167-0x0000000001031000-0x0000000001033000-memory.dmp

Filesize
8KB

Download
memory/2580-168-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-169-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-189-0x0000000001030000-0x000000000134F000-memory.dmp

Filesize
3.1MB

Download
memory/2580-190-0x00000000028E0000-0x0000000002924000-memory.dmp

Filesize
272KB

Download
memory/2580-120-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-121-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-122-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-123-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2580-124-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-173-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-176-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-177-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-174-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-180-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-182-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-181-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-183-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-178-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-175-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-179-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-172-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-171-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-184-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-185-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-186-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-187-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/3760-188-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download