51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028

General

Target

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe
Size

6.3MB
MD5

6ab8448c066610698b88a3703cb45d19
SHA1

742a79d8126aa0af83f26ea130ecee8384368ab8
SHA256

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028
SHA512

5ab6fc8b4f8f3c68a34ac9f9ecb8b0deeafb4236d5cac42a836ddc4224d3a6640e8dd19bc32583a6cf4f89bf78d5ffe32978b9ece28f76f076ec375f27d7ce24
SSDEEP

196608:NXW0sTLq4qoejqI2IIWXqerigLS9xEBvyFxFitjOz:NXWTTGgwqI2IdBXCEBvybFiK

Score

9^/10

bootkit 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:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.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:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.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:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Wine	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.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:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description ioc process

File opened for modification \??\PhysicalDrive0 51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

pid process

2348 51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

pid process

2348 51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

pid process

2348 51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

pid	process
2348	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

pid	process
2348	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

pid	process
2348	51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe

C:\Users\Admin\AppData\Local\Temp\51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.exe
"C:\Users\Admin\AppData\Local\Temp\51505329a00278859974483bf7e4d1211c0d1c1029b599bd77c8e8cf6830b028.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2348

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

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\pcsf.ini
Filesize
20B

MD5
681496ec06a1de0b86c016432b484d1c

SHA1
d7cd30308a7865424124b448638ab2701abacb11

SHA256
50ea92c083a43e75d9ddb9f578c18c146fe5202f208d1e3ee0c047c7b544dea8

SHA512
9626c2013693b6d8dc62a6c26115349f88085f3f90c1b8791d7ce52541fe2f62ccbfad56937d14f762d3960c5dca593f8aa7d6de04b102f5b41a638306d71de0

Download Submit
memory/2348-36-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-35-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-5-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-6-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-37-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-1-0x0000000076430000-0x0000000076431000-memory.dmp

Filesize
4KB

Download
memory/2348-4-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-0-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-7-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-38-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-39-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-40-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-41-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-42-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-43-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download
memory/2348-44-0x0000000000400000-0x0000000001DC3000-memory.dmp

Filesize
25.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads