c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57

General

Target

c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
Size

1.8MB
MD5

faee240ace70ddedf7e2ffaf3fcafe8a
SHA1

f2fb38d1679252b140d2976bd2327b09d94f26d7
SHA256

c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57
SHA512

1fd3b643f5d2bfbf0bf12b0367b49df66da19824ff4fbf7a6ff9787bf5fae91ed8868e81f78bd64d0643aed3138b733fd51fe1f777696573143bfda4f5ae132e
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__	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
4968	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	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.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	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
4968	oobeldr.exe
4968	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
4840	schtasks.exe
3100	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
4968	oobeldr.exe
4968	oobeldr.exe
4968	oobeldr.exe
4968	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 4840	4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe	85
PID 4028 wrote to memory of 4840	4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe	85
PID 4028 wrote to memory of 4840	4028	c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe	85
PID 4968 wrote to memory of 3100	4968	oobeldr.exe	103
PID 4968 wrote to memory of 3100	4968	oobeldr.exe	103
PID 4968 wrote to memory of 3100	4968	oobeldr.exe	103

C:\Users\Admin\AppData\Local\Temp\c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.exe
"C:\Users\Admin\AppData\Local\Temp\c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57.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: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:4840

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:4968
- 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:3100

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
faee240ace70ddedf7e2ffaf3fcafe8a

SHA1
f2fb38d1679252b140d2976bd2327b09d94f26d7

SHA256
c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57

SHA512
1fd3b643f5d2bfbf0bf12b0367b49df66da19824ff4fbf7a6ff9787bf5fae91ed8868e81f78bd64d0643aed3138b733fd51fe1f777696573143bfda4f5ae132e

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

Filesize
1.8MB

MD5
faee240ace70ddedf7e2ffaf3fcafe8a

SHA1
f2fb38d1679252b140d2976bd2327b09d94f26d7

SHA256
c6e78d515e331b4b7913238f46518de27f2427155c00d207a93c740ca05a8a57

SHA512
1fd3b643f5d2bfbf0bf12b0367b49df66da19824ff4fbf7a6ff9787bf5fae91ed8868e81f78bd64d0643aed3138b733fd51fe1f777696573143bfda4f5ae132e

Download Submit
memory/4028-138-0x00000000000E1000-0x00000000000E3000-memory.dmp

Filesize
8KB

Download
memory/4028-133-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/4028-137-0x00000000000E1000-0x00000000000E3000-memory.dmp

Filesize
8KB

Download
memory/4028-132-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/4028-140-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/4028-141-0x00000000772E0000-0x0000000077483000-memory.dmp

Filesize
1.6MB

Download
memory/4028-142-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/4028-143-0x00000000772E0000-0x0000000077483000-memory.dmp

Filesize
1.6MB

Download
memory/4028-135-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/4028-134-0x0000000002670000-0x00000000026B4000-memory.dmp

Filesize
272KB

Download
memory/4028-136-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-146-0x0000000000990000-0x0000000000CAF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-149-0x0000000000991000-0x0000000000993000-memory.dmp

Filesize
8KB

Download
memory/4968-147-0x0000000000990000-0x0000000000CAF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-151-0x00000000023C0000-0x0000000002404000-memory.dmp

Filesize
272KB

Download
memory/4968-152-0x0000000000990000-0x0000000000CAF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-153-0x0000000000990000-0x0000000000CAF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-154-0x00000000772E0000-0x0000000077483000-memory.dmp

Filesize
1.6MB

Download
memory/4968-155-0x0000000000990000-0x0000000000CAF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-156-0x00000000023C0000-0x0000000002404000-memory.dmp

Filesize
272KB

Download
memory/4968-157-0x0000000000990000-0x0000000000CAF000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads