e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00

Analysis

max time kernel
51s
max time network
54s
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 17:13

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General

Target

e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
Size

1.8MB
MD5

9ccb9bf467d3be473a5db776515a3e1c
SHA1

ebad1758644349d1001aefa5f1b9e042b3af5772
SHA256

e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00
SHA512

eeb44e7529389ebeec1c68cd6109930227b0bda2545a656be7bb650fa0cc510364a12bca7b7dd10f43fa05dfea126ededa9d09db0726dcf7e11da27955270f56
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__	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
4028	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	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.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	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
4028	oobeldr.exe
4028	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
4808	schtasks.exe
1152	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
4028	oobeldr.exe
4028	oobeldr.exe
4028	oobeldr.exe
4028	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 4808	2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe	66
PID 2692 wrote to memory of 4808	2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe	66
PID 2692 wrote to memory of 4808	2692	e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe	66
PID 4028 wrote to memory of 1152	4028	oobeldr.exe	69
PID 4028 wrote to memory of 1152	4028	oobeldr.exe	69
PID 4028 wrote to memory of 1152	4028	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.exe
"C:\Users\Admin\AppData\Local\Temp\e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00.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:2692
- 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:4808

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:4028
- 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:1152

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
9ccb9bf467d3be473a5db776515a3e1c

SHA1
ebad1758644349d1001aefa5f1b9e042b3af5772

SHA256
e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00

SHA512
eeb44e7529389ebeec1c68cd6109930227b0bda2545a656be7bb650fa0cc510364a12bca7b7dd10f43fa05dfea126ededa9d09db0726dcf7e11da27955270f56

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

Filesize
1.8MB

MD5
9ccb9bf467d3be473a5db776515a3e1c

SHA1
ebad1758644349d1001aefa5f1b9e042b3af5772

SHA256
e9c32bff5f05f026577d43b5d8e7fb071fedbf491ed1dd246d3c7f9be8a4ca00

SHA512
eeb44e7529389ebeec1c68cd6109930227b0bda2545a656be7bb650fa0cc510364a12bca7b7dd10f43fa05dfea126ededa9d09db0726dcf7e11da27955270f56

Download Submit
memory/2692-154-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/2692-148-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-120-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-121-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-122-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-123-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-124-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-125-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/2692-126-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-127-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-128-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-129-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-130-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-131-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-132-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-133-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-134-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-135-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-136-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-137-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-138-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-139-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-140-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-141-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-142-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-143-0x0000000002790000-0x00000000027D4000-memory.dmp

Filesize
272KB

Download
memory/2692-144-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-145-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-146-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-156-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-147-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-149-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/2692-150-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-151-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-152-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/2692-118-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-166-0x00000000002F1000-0x00000000002F3000-memory.dmp

Filesize
8KB

Download
memory/2692-119-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-155-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-157-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-158-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-159-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-160-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-161-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-162-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-163-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-164-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/2692-165-0x00000000002F1000-0x00000000002F3000-memory.dmp

Filesize
8KB

Download
memory/2692-153-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-167-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-168-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/2692-188-0x00000000002F0000-0x000000000060F000-memory.dmp

Filesize
3.1MB

Download
memory/2692-189-0x0000000002790000-0x00000000027D4000-memory.dmp

Filesize
272KB

Download
memory/4028-257-0x0000000002E70000-0x0000000002EB4000-memory.dmp

Filesize
272KB

Download
memory/4028-256-0x0000000000B40000-0x0000000000E5F000-memory.dmp

Filesize
3.1MB

Download
memory/4028-255-0x0000000002E70000-0x0000000002EB4000-memory.dmp

Filesize
272KB

Download
memory/4028-254-0x0000000000B40000-0x0000000000E5F000-memory.dmp

Filesize
3.1MB

Download
memory/4808-184-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-174-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-175-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-176-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-177-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-178-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-179-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-173-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-181-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-182-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-172-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-171-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-170-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-183-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-180-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-185-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-186-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download
memory/4808-187-0x0000000077520000-0x00000000776AE000-memory.dmp

Filesize
1.6MB

Download