b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116

General

Target

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe
Size

1.9MB
MD5

eafb284ea5592d2e21752c803e349950
SHA1

7a09898d3f9c4da7611e079fd271711d36e9af07
SHA256

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116
SHA512

dfe237553c0f8f099c6195a7dbae920e8b3302205137518c679c3cb61bbd9f5a199378393cf68a7fba93291ea85fb4e7d3d4dd3fcd698d845c5051d7e7513daf
SSDEEP

49152:kFtGR8iCTAA2eHVRHI58a2Hfi9j3HdPBRrdZzQKdTnZQ9:kHmQw+/i97dh1Tq9

Score

9^/10

bootkit discovery evasion persistence trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description ioc process

File opened for modification \??\PhysicalDrive0 b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

pid process

4932 b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

pid	process
4932	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe
4932	b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe

C:\Users\Admin\AppData\Local\Temp\b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe
"C:\Users\Admin\AppData\Local\Temp\b951e59bcdca6ebe3529db552b3739e517964effacfcb83143298f2cac8c6116.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

1

T1542

Bootkit

1

T1542.003

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4932-0-0x0000000000500000-0x00000000009E6000-memory.dmp

Filesize
4.9MB

Download
memory/4932-2-0x0000000000500000-0x00000000009E6000-memory.dmp

Filesize
4.9MB

Download
memory/4932-3-0x0000000000500000-0x00000000009E6000-memory.dmp

Filesize
4.9MB

Download
memory/4932-4-0x00000000032F0000-0x00000000032F6000-memory.dmp

Filesize
24KB

Download
memory/4932-5-0x0000000005CB0000-0x00000000062C8000-memory.dmp

Filesize
6.1MB

Download
memory/4932-6-0x0000000005570000-0x0000000005582000-memory.dmp

Filesize
72KB

Download
memory/4932-7-0x00000000057A0000-0x00000000058AA000-memory.dmp

Filesize
1.0MB

Download
memory/4932-8-0x00000000055D0000-0x000000000560C000-memory.dmp

Filesize
240KB

Download
memory/4932-9-0x0000000005630000-0x000000000567C000-memory.dmp

Filesize
304KB

Download
memory/4932-11-0x0000000000500000-0x00000000009E6000-memory.dmp

Filesize
4.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads