863475fb262be58f82e0c8624dd1008bd3f0ac012f952190edf758cbbef7e527

Analysis

max time kernel
158s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
08/01/2024, 15:14

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General

Target

4bc4a1b6aee3bee348e22cefe4ad7f96.exe
Size

1022KB
MD5

4bc4a1b6aee3bee348e22cefe4ad7f96
SHA1

832c771dee82dd3db77ebcca6e429418e3f16963
SHA256

863475fb262be58f82e0c8624dd1008bd3f0ac012f952190edf758cbbef7e527
SHA512

e242bde80682f21c3ca0173a388516b40cd3832a15eab22d29fa0aade3d17c313f90ad3be632197f3aaf3e22bdeb1eff87298cb215bb1a924984c607742318dc
SSDEEP

24576:VWMFzx2X/yPf7xRePMBKEsIOfVWrdUzjrb0DfNKB6LB:Rzx+K7xRg2AIdUv8DfMk

Score

10^/10

evasion

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	4bc4a1b6aee3bee348e22cefe4ad7f96.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	4bc4a1b6aee3bee348e22cefe4ad7f96.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	4bc4a1b6aee3bee348e22cefe4ad7f96.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\4bc4a1b6aee3bee348e22cefe4ad7f96.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4bc4a1b6aee3bee348e22cefe4ad7f96.exe:*:Enabled:murcltrn"	4bc4a1b6aee3bee348e22cefe4ad7f96.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	4bc4a1b6aee3bee348e22cefe4ad7f96.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	4bc4a1b6aee3bee348e22cefe4ad7f96.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	4bc4a1b6aee3bee348e22cefe4ad7f96.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1816	4bc4a1b6aee3bee348e22cefe4ad7f96.exe

C:\Users\Admin\AppData\Local\Temp\4bc4a1b6aee3bee348e22cefe4ad7f96.exe
"C:\Users\Admin\AppData\Local\Temp\4bc4a1b6aee3bee348e22cefe4ad7f96.exe"
1⤵
- Modifies firewall policy service
- Checks processor information in registry
- Suspicious behavior: GetForegroundWindowSpam
PID:1816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1816-0-0x0000000000400000-0x00000000026A0000-memory.dmp

Filesize
34.6MB

Download
memory/1816-1-0x00000000046E0000-0x00000000047D0000-memory.dmp

Filesize
960KB

Download
memory/1816-3-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

Filesize
4KB

Download
memory/1816-5-0x0000000000400000-0x00000000026A0000-memory.dmp

Filesize
34.6MB

Download
memory/1816-6-0x00000000046E0000-0x00000000047D0000-memory.dmp

Filesize
960KB

Download
memory/1816-8-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads