62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2

General

Target

62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
Size

1.8MB
MD5

83e1154011bfac8de84c2b9c474b2139
SHA1

49bfdb88cdf161d015981fa00eace912a640be11
SHA256

62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2
SHA512

cd4deff6b48503d133944df660cd5da810c90675bc8ec94fb4c4a1adc9126764fe791a46849bbbf4fc39c7db1e22241e043d9373a681662a8916b7827b65755e
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__	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
2068	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	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.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	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
2068	oobeldr.exe
2068	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
3340	schtasks.exe
4492	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
2068	oobeldr.exe
2068	oobeldr.exe
2068	oobeldr.exe
2068	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 3340	4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe	84
PID 4424 wrote to memory of 3340	4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe	84
PID 4424 wrote to memory of 3340	4424	62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe	84
PID 2068 wrote to memory of 4492	2068	oobeldr.exe	101
PID 2068 wrote to memory of 4492	2068	oobeldr.exe	101
PID 2068 wrote to memory of 4492	2068	oobeldr.exe	101

C:\Users\Admin\AppData\Local\Temp\62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.exe
"C:\Users\Admin\AppData\Local\Temp\62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2.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:4424
- 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:3340

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:2068
- 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:4492

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
83e1154011bfac8de84c2b9c474b2139

SHA1
49bfdb88cdf161d015981fa00eace912a640be11

SHA256
62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2

SHA512
cd4deff6b48503d133944df660cd5da810c90675bc8ec94fb4c4a1adc9126764fe791a46849bbbf4fc39c7db1e22241e043d9373a681662a8916b7827b65755e

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

Filesize
1.8MB

MD5
83e1154011bfac8de84c2b9c474b2139

SHA1
49bfdb88cdf161d015981fa00eace912a640be11

SHA256
62a32dcf5effc9185a42b306ed8a8af464538937add4f0fc86b5c8f01881f2b2

SHA512
cd4deff6b48503d133944df660cd5da810c90675bc8ec94fb4c4a1adc9126764fe791a46849bbbf4fc39c7db1e22241e043d9373a681662a8916b7827b65755e

Download Submit
memory/2068-151-0x00000000026A0000-0x00000000026E4000-memory.dmp

Filesize
272KB

Download
memory/2068-150-0x00000000001A0000-0x00000000004BF000-memory.dmp

Filesize
3.1MB

Download
memory/2068-149-0x0000000077730000-0x00000000778D3000-memory.dmp

Filesize
1.6MB

Download
memory/2068-148-0x00000000026A0000-0x00000000026E4000-memory.dmp

Filesize
272KB

Download
memory/2068-147-0x00000000001A0000-0x00000000004BF000-memory.dmp

Filesize
3.1MB

Download
memory/2068-145-0x00000000001A1000-0x00000000001A3000-memory.dmp

Filesize
8KB

Download
memory/2068-143-0x00000000001A0000-0x00000000004BF000-memory.dmp

Filesize
3.1MB

Download
memory/4424-136-0x0000000000DB0000-0x00000000010CF000-memory.dmp

Filesize
3.1MB

Download
memory/4424-140-0x0000000077730000-0x00000000778D3000-memory.dmp

Filesize
1.6MB

Download
memory/4424-139-0x0000000000DB0000-0x00000000010CF000-memory.dmp

Filesize
3.1MB

Download
memory/4424-138-0x0000000077730000-0x00000000778D3000-memory.dmp

Filesize
1.6MB

Download
memory/4424-137-0x0000000002BB0000-0x0000000002BF4000-memory.dmp

Filesize
272KB

Download
memory/4424-132-0x0000000000DB0000-0x00000000010CF000-memory.dmp

Filesize
3.1MB

Download
memory/4424-134-0x0000000000DB1000-0x0000000000DB3000-memory.dmp

Filesize
8KB

Download
memory/4424-133-0x0000000000DB1000-0x0000000000DB3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads