6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b

General

Target

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
Size

1.8MB
MD5

3a4ed70d244459f9b76b6069119de207
SHA1

d8f1bfb88d1b97e50743b799e840879e7d2ad031
SHA256

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b
SHA512

74f5838a012d38e43074004aacf2d7860d570c91481ffd2d09a046d890a4986d0208dff9e23d60429a9ea777f4a88903ede3e4263bbd6ed150d2378457622da2
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

Processes:

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exeoobeldr.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

Processes:

oobeldr.exe

pid process

4968 oobeldr.exe

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

Processes:

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exeoobeldr.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.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

Processes:

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exeoobeldr.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exeoobeldr.exe

pid	process
4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.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

Processes:

schtasks.exeschtasks.exe

pid process

968 schtasks.exe
4324 schtasks.exe

pid	process
968	schtasks.exe
4324	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exeoobeldr.exe

pid	process
4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
4968	oobeldr.exe
4968	oobeldr.exe
4968	oobeldr.exe
4968	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exeoobeldr.exe

description	pid	process	target process
PID 4772 wrote to memory of 968	4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe	schtasks.exe
PID 4772 wrote to memory of 968	4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe	schtasks.exe
PID 4772 wrote to memory of 968	4772	6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe	schtasks.exe
PID 4968 wrote to memory of 4324	4968	oobeldr.exe	schtasks.exe
PID 4968 wrote to memory of 4324	4968	oobeldr.exe	schtasks.exe
PID 4968 wrote to memory of 4324	4968	oobeldr.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.exe
"C:\Users\Admin\AppData\Local\Temp\6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b.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:4772

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:968

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:4324

Network

MITRE ATT&CK Matrix ATT&CK 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

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Filesize
1.8MB

MD5
3a4ed70d244459f9b76b6069119de207

SHA1
d8f1bfb88d1b97e50743b799e840879e7d2ad031

SHA256
6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b

SHA512
74f5838a012d38e43074004aacf2d7860d570c91481ffd2d09a046d890a4986d0208dff9e23d60429a9ea777f4a88903ede3e4263bbd6ed150d2378457622da2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
Filesize
1.8MB

MD5
3a4ed70d244459f9b76b6069119de207

SHA1
d8f1bfb88d1b97e50743b799e840879e7d2ad031

SHA256
6bdac7e2d386881cf3c3ab18c20e35ced38fb6b3d11ef6a603caf5ba279e935b

SHA512
74f5838a012d38e43074004aacf2d7860d570c91481ffd2d09a046d890a4986d0208dff9e23d60429a9ea777f4a88903ede3e4263bbd6ed150d2378457622da2

Download Submit
memory/968-139-0x0000000000000000-mapping.dmp

Download
memory/4324-151-0x0000000000000000-mapping.dmp

Download
memory/4772-137-0x00000000002B1000-0x00000000002B3000-memory.dmp

Filesize
8KB

Download
memory/4772-132-0x00000000002B0000-0x00000000005CF000-memory.dmp

Filesize
3.1MB

Download
memory/4772-138-0x00000000002B1000-0x00000000002B3000-memory.dmp

Filesize
8KB

Download
memory/4772-136-0x00000000002B0000-0x00000000005CF000-memory.dmp

Filesize
3.1MB

Download
memory/4772-140-0x00000000002B0000-0x00000000005CF000-memory.dmp

Filesize
3.1MB

Download
memory/4772-141-0x0000000077A70000-0x0000000077C13000-memory.dmp

Filesize
1.6MB

Download
memory/4772-135-0x00000000002B0000-0x00000000005CF000-memory.dmp

Filesize
3.1MB

Download
memory/4772-134-0x00000000030D0000-0x0000000003114000-memory.dmp

Filesize
272KB

Download
memory/4772-133-0x00000000002B0000-0x00000000005CF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-145-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-146-0x00000000027A0000-0x00000000027E4000-memory.dmp

Filesize
272KB

Download
memory/4968-147-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-148-0x0000000077A70000-0x0000000077C13000-memory.dmp

Filesize
1.6MB

Download
memory/4968-150-0x00000000003D1000-0x00000000003D3000-memory.dmp

Filesize
8KB

Download
memory/4968-144-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-152-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4968-153-0x00000000027A0000-0x00000000027E4000-memory.dmp

Filesize
272KB

Download
memory/4968-154-0x0000000077A70000-0x0000000077C13000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads