Malware Analysis Report

2025-04-13 20:47

Sample ID 250121-v8zm2swjck
Target fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe
SHA256 fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8
Tags
discovery persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8

Threat Level: Shows suspicious behavior

The file fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery persistence

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-21 17:40

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-21 17:40

Reported

2025-01-21 17:40

Platform

win10ltsc2021-20250113-en

Max time kernel

15s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1898866115-3160784972-1217720036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe" C:\Users\Admin\AppData\Local\Temp\fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe

"C:\Users\Admin\AppData\Local\Temp\fe62431c50ad3f194cc5a51da58d0c1d8281ada4d910f51cb1df27f66a681ab8N.exe"

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.190.17.2.in-addr.arpa udp

Files

memory/4412-0-0x00000000746C2000-0x00000000746C3000-memory.dmp

memory/4412-1-0x00000000746C0000-0x0000000074C71000-memory.dmp

memory/4412-2-0x00000000746C0000-0x0000000074C71000-memory.dmp

memory/4412-3-0x00000000746C0000-0x0000000074C71000-memory.dmp

memory/4412-4-0x00000000746C2000-0x00000000746C3000-memory.dmp

memory/4412-5-0x00000000746C0000-0x0000000074C71000-memory.dmp

memory/4412-6-0x00000000746C0000-0x0000000074C71000-memory.dmp

memory/4412-7-0x00000000746C0000-0x0000000074C71000-memory.dmp

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

MD5 433c075d723956cf94f14395404709b8
SHA1 bfafdf4955a5efed9ef64b8aff7bce51517a1dc8
SHA256 f08393b1b474a10e142e3fe75caadd35690a4b806a94d37f9b92bea9308a6063
SHA512 826f20eeaa52dfc732b76b6dc63d069daed72c5564d3bba6247a9ad542d43c86eb7a05f31d33613f219a79aaeb5b0fe5cdf49fb95ca8d6541409f7ea5002ec0c

memory/3632-24-0x00000000746C0000-0x0000000074C71000-memory.dmp

memory/4412-25-0x00000000746C0000-0x0000000074C71000-memory.dmp