72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab

General

Target

72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
Size

1.8MB
MD5

8d413fb39338458ca2be087f9935f48e
SHA1

40cc8d78b26136db93d21a0c682167cddadd02fd
SHA256

72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab
SHA512

8dba5e0bbfed950a397397f477f347d5da0380c9c519728263a683871c2d615d8d851abeba6d7d00f2fe6fd33d6f2077d74329b655b2efb9c77bd87e99bd9a2d
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__	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
3112	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	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.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	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.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	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
3112	oobeldr.exe
3112	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
204	schtasks.exe
2120	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
3112	oobeldr.exe
3112	oobeldr.exe
3112	oobeldr.exe
3112	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3284 wrote to memory of 204	3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe	85
PID 3284 wrote to memory of 204	3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe	85
PID 3284 wrote to memory of 204	3284	72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe	85
PID 3112 wrote to memory of 2120	3112	oobeldr.exe	96
PID 3112 wrote to memory of 2120	3112	oobeldr.exe	96
PID 3112 wrote to memory of 2120	3112	oobeldr.exe	96

C:\Users\Admin\AppData\Local\Temp\72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.exe
"C:\Users\Admin\AppData\Local\Temp\72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab.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:3284
- 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:204

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:3112
- 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:2120

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.8MB

MD5
8d413fb39338458ca2be087f9935f48e

SHA1
40cc8d78b26136db93d21a0c682167cddadd02fd

SHA256
72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab

SHA512
8dba5e0bbfed950a397397f477f347d5da0380c9c519728263a683871c2d615d8d851abeba6d7d00f2fe6fd33d6f2077d74329b655b2efb9c77bd87e99bd9a2d

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

Filesize
1.8MB

MD5
8d413fb39338458ca2be087f9935f48e

SHA1
40cc8d78b26136db93d21a0c682167cddadd02fd

SHA256
72fd4a41dcf323f65c665d0366533d670505af554825572e42b9fdc349b0eeab

SHA512
8dba5e0bbfed950a397397f477f347d5da0380c9c519728263a683871c2d615d8d851abeba6d7d00f2fe6fd33d6f2077d74329b655b2efb9c77bd87e99bd9a2d

Download Submit
memory/3112-152-0x0000000077C70000-0x0000000077E13000-memory.dmp

Filesize
1.6MB

Download
memory/3112-153-0x0000000000CF0000-0x000000000100F000-memory.dmp

Filesize
3.1MB

Download
memory/3112-157-0x0000000000CF0000-0x000000000100F000-memory.dmp

Filesize
3.1MB

Download
memory/3112-156-0x0000000000CF0000-0x000000000100F000-memory.dmp

Filesize
3.1MB

Download
memory/3112-155-0x0000000000CF0000-0x000000000100F000-memory.dmp

Filesize
3.1MB

Download
memory/3112-154-0x0000000001410000-0x0000000001454000-memory.dmp

Filesize
272KB

Download
memory/3112-148-0x0000000000CF0000-0x000000000100F000-memory.dmp

Filesize
3.1MB

Download
memory/3112-150-0x0000000000CF1000-0x0000000000CF3000-memory.dmp

Filesize
8KB

Download
memory/3112-146-0x0000000000CF0000-0x000000000100F000-memory.dmp

Filesize
3.1MB

Download
memory/3112-147-0x0000000001410000-0x0000000001454000-memory.dmp

Filesize
272KB

Download
memory/3284-137-0x0000000077C70000-0x0000000077E13000-memory.dmp

Filesize
1.6MB

Download
memory/3284-133-0x0000000000FA0000-0x00000000012BF000-memory.dmp

Filesize
3.1MB

Download
memory/3284-134-0x0000000000750000-0x0000000000794000-memory.dmp

Filesize
272KB

Download
memory/3284-143-0x0000000077C70000-0x0000000077E13000-memory.dmp

Filesize
1.6MB

Download
memory/3284-132-0x0000000000FA0000-0x00000000012BF000-memory.dmp

Filesize
3.1MB

Download
memory/3284-136-0x0000000000FA0000-0x00000000012BF000-memory.dmp

Filesize
3.1MB

Download
memory/3284-142-0x0000000000750000-0x0000000000794000-memory.dmp

Filesize
272KB

Download
memory/3284-141-0x0000000000FA0000-0x00000000012BF000-memory.dmp

Filesize
3.1MB

Download
memory/3284-135-0x0000000000FA0000-0x00000000012BF000-memory.dmp

Filesize
3.1MB

Download
memory/3284-139-0x0000000000FA1000-0x0000000000FA3000-memory.dmp

Filesize
8KB

Download
memory/3284-138-0x0000000000FA1000-0x0000000000FA3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads