6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b

Analysis

max time kernel
76s
max time network
58s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
14-09-2022 20:47

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General

Target

6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
Size

1.8MB
MD5

9643795fcb0fa7a609d7b0f1ae2b7c8b
SHA1

a142b0ae893e624e10abb03962a1179525b42c2b
SHA256

6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b
SHA512

b9951e9ebbf14688284768c0e10bf982aa1465a7c98284a50318f59b1ff8620227eb05475aafe139751a3a83f6bc807bdd2695811bbe06395b12af5a66ef89ef
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__	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
3608	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	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.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	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
3608	oobeldr.exe
3608	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
4080	schtasks.exe
3336	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
3608	oobeldr.exe
3608	oobeldr.exe
3608	oobeldr.exe
3608	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 4080	2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe	66
PID 2124 wrote to memory of 4080	2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe	66
PID 2124 wrote to memory of 4080	2124	6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe	66
PID 3608 wrote to memory of 3336	3608	oobeldr.exe	69
PID 3608 wrote to memory of 3336	3608	oobeldr.exe	69
PID 3608 wrote to memory of 3336	3608	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.exe
"C:\Users\Admin\AppData\Local\Temp\6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b.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:2124
- 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:4080

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:3608
- 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:3336

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
9643795fcb0fa7a609d7b0f1ae2b7c8b

SHA1
a142b0ae893e624e10abb03962a1179525b42c2b

SHA256
6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b

SHA512
b9951e9ebbf14688284768c0e10bf982aa1465a7c98284a50318f59b1ff8620227eb05475aafe139751a3a83f6bc807bdd2695811bbe06395b12af5a66ef89ef

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

Filesize
1.8MB

MD5
9643795fcb0fa7a609d7b0f1ae2b7c8b

SHA1
a142b0ae893e624e10abb03962a1179525b42c2b

SHA256
6902c8b87d2acfec02553929218612c8aa1916313098e641362d8f689bf27e3b

SHA512
b9951e9ebbf14688284768c0e10bf982aa1465a7c98284a50318f59b1ff8620227eb05475aafe139751a3a83f6bc807bdd2695811bbe06395b12af5a66ef89ef

Download Submit
memory/2124-158-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-154-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-122-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-123-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-124-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-125-0x0000000001230000-0x000000000154F000-memory.dmp

Filesize
3.1MB

Download
memory/2124-126-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-127-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-128-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-129-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-130-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-131-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-132-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-133-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-134-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-135-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-136-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-137-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-138-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-139-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-140-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-141-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-143-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-142-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-144-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-145-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-146-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-147-0x0000000001870000-0x00000000018B4000-memory.dmp

Filesize
272KB

Download
memory/2124-148-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-120-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-150-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-151-0x0000000001230000-0x000000000154F000-memory.dmp

Filesize
3.1MB

Download
memory/2124-152-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-153-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-161-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-155-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-156-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-157-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-149-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-160-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-121-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-162-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-159-0x0000000001230000-0x000000000154F000-memory.dmp

Filesize
3.1MB

Download
memory/2124-163-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-164-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-165-0x0000000001231000-0x0000000001233000-memory.dmp

Filesize
8KB

Download
memory/2124-167-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-166-0x0000000001231000-0x0000000001233000-memory.dmp

Filesize
8KB

Download
memory/2124-168-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/2124-172-0x0000000001230000-0x000000000154F000-memory.dmp

Filesize
3.1MB

Download
memory/2124-189-0x0000000001230000-0x000000000154F000-memory.dmp

Filesize
3.1MB

Download
memory/2124-190-0x0000000001870000-0x00000000018B4000-memory.dmp

Filesize
272KB

Download
memory/3608-259-0x0000000000790000-0x00000000007D4000-memory.dmp

Filesize
272KB

Download
memory/3608-260-0x0000000000E80000-0x000000000119F000-memory.dmp

Filesize
3.1MB

Download
memory/3608-258-0x0000000000E80000-0x000000000119F000-memory.dmp

Filesize
3.1MB

Download
memory/3608-257-0x0000000000E80000-0x000000000119F000-memory.dmp

Filesize
3.1MB

Download
memory/3608-255-0x0000000000790000-0x00000000007D4000-memory.dmp

Filesize
272KB

Download
memory/3608-212-0x0000000000E80000-0x000000000119F000-memory.dmp

Filesize
3.1MB

Download
memory/4080-176-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-175-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-179-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-180-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-170-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-188-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-177-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-184-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-178-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-174-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-173-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-171-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-183-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-181-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-185-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-186-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-187-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download
memory/4080-182-0x0000000077710000-0x000000007789E000-memory.dmp

Filesize
1.6MB

Download