Malware Analysis Report

2025-08-10 22:51

Sample ID 240107-x2fygaccfn
Target a44a78759af5b0c48feca4412b21d018.exe
SHA256 bdd04fcdbac5e8df6aca7e74040103317ff268a11193f94b1be7fd9c87622d60
Tags
evasion persistence
score
10/10

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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bdd04fcdbac5e8df6aca7e74040103317ff268a11193f94b1be7fd9c87622d60

Threat Level: Known bad

The file a44a78759af5b0c48feca4412b21d018.exe was found to be: Known bad.

Malicious Activity Summary

evasion persistence

Modifies visiblity of hidden/system files in Explorer

Executes dropped EXE

Loads dropped DLL

Checks computer location settings

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-07 19:20

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-07 19:20

Reported

2024-01-07 19:23

Platform

win7-20231215-en

Max time kernel

1s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe"

Signatures

Modifies visiblity of hidden/system files in Explorer

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\Admin.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe" C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe

"C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe"

C:\Users\Admin\Admin.exe

"C:\Users\Admin\Admin.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 all-internal.info udp

Files

memory/2456-0-0x0000000000400000-0x0000000000415000-memory.dmp

memory/2208-13-0x0000000000400000-0x0000000000415000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-07 19:20

Reported

2024-01-07 19:23

Platform

win10v2004-20231222-en

Max time kernel

130s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe"

Signatures

Modifies visiblity of hidden/system files in Explorer

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\Admin.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\Admin.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe" C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Admin = "C:\\Users\\Admin\\Admin.exe" C:\Users\Admin\Admin.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe N/A
N/A N/A C:\Users\Admin\Admin.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe

"C:\Users\Admin\AppData\Local\Temp\a44a78759af5b0c48feca4412b21d018.exe"

C:\Users\Admin\Admin.exe

"C:\Users\Admin\Admin.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 82.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 all-internal.info udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 3.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 5.173.189.20.in-addr.arpa udp

Files

memory/4944-0-0x0000000000400000-0x0000000000415000-memory.dmp

C:\Users\Admin\Admin.exe

MD5 25bddff425095b5b63ad5df50ef8e2d1
SHA1 2e8f60a0e6938187545d915c5d1ba0bc38b74c48
SHA256 27835c742a967efb20b632df59fadf2ed706d58eacbf123d41335ed5fbd42e68
SHA512 e102b6b1b630d387487556646aae0738f0bc83fb4b799ddb1624fd38b93b68a8f69921e70689cfc15bd2e8df2da923355d5ab0e152a5c577fa83f27f6511a401

memory/2868-33-0x0000000000400000-0x0000000000415000-memory.dmp