Malware Analysis Report

2024-10-23 19:44

Sample ID 240424-rz3rkabf68
Target Compiled.exe
SHA256 567db242748a7d46ce499a165b52723c01652d9e274ce52c92543f6c379eec9a
Tags
nanocore evasion keylogger spyware stealer trojan
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

567db242748a7d46ce499a165b52723c01652d9e274ce52c92543f6c379eec9a

Threat Level: Known bad

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

Malicious Activity Summary

nanocore evasion keylogger spyware stealer trojan

Nanocore family

NanoCore

Reads data files stored by FTP clients

Reads user/profile data of web browsers

Checks whether UAC is enabled

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-24 14:38

Signatures

Nanocore family

nanocore

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-24 14:38

Reported

2024-04-24 14:41

Platform

win7-20240221-en

Max time kernel

129s

Max time network

150s

Command Line

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

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\Compiled.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp259A.tmp"

Network

Country Destination Domain Proto
CA 146.70.198.22:60129 tcp
CA 146.70.198.22:60129 tcp
CA 146.70.198.22:60129 tcp
CA 146.70.198.22:60129 tcp

Files

memory/1976-0-0x0000000074C20000-0x00000000751CB000-memory.dmp

memory/1976-1-0x0000000074C20000-0x00000000751CB000-memory.dmp

memory/1976-2-0x0000000001DA0000-0x0000000001DE0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp259A.tmp

MD5 b739426c34b9d0becdfdc70896340316
SHA1 e839421f50c1d50f351d9eaf5fbdc8b0ea05f938
SHA256 c318088fc23a3676e142d01c456b11e11bc527568812e51ff2e5f1d5c45538c1
SHA512 1734aed913c0a5f66470773a6dcff567c2b15be15788cf4fb4ee0817fb50769cc00ad87a0a9d804d57197ca1a65c40136961d5ee5da490898d5e37411b3f8fe0

memory/1976-10-0x0000000074C20000-0x00000000751CB000-memory.dmp

memory/1976-11-0x0000000074C20000-0x00000000751CB000-memory.dmp

memory/1976-12-0x0000000001DA0000-0x0000000001DE0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-24 14:38

Reported

2024-04-24 14:41

Platform

win10v2004-20240412-en

Max time kernel

150s

Max time network

151s

Command Line

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

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\Compiled.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4356 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\Compiled.exe C:\Windows\SysWOW64\schtasks.exe
PID 4356 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\Compiled.exe C:\Windows\SysWOW64\schtasks.exe
PID 4356 wrote to memory of 1584 N/A C:\Users\Admin\AppData\Local\Temp\Compiled.exe C:\Windows\SysWOW64\schtasks.exe

Processes

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

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

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6002.tmp"

Network

Country Destination Domain Proto
CA 146.70.198.22:60129 tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 22.198.70.146.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 198.32.209.4.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 154.173.246.72.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 200.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.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 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 28.173.189.20.in-addr.arpa udp

Files

memory/4356-0-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4356-1-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4356-2-0x0000000000FF0000-0x0000000001000000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp6002.tmp

MD5 b739426c34b9d0becdfdc70896340316
SHA1 e839421f50c1d50f351d9eaf5fbdc8b0ea05f938
SHA256 c318088fc23a3676e142d01c456b11e11bc527568812e51ff2e5f1d5c45538c1
SHA512 1734aed913c0a5f66470773a6dcff567c2b15be15788cf4fb4ee0817fb50769cc00ad87a0a9d804d57197ca1a65c40136961d5ee5da490898d5e37411b3f8fe0

memory/4356-7-0x0000000000FF0000-0x0000000001000000-memory.dmp

memory/4356-11-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4356-12-0x0000000075060000-0x0000000075611000-memory.dmp

memory/4356-13-0x0000000000FF0000-0x0000000001000000-memory.dmp

memory/4356-14-0x0000000000FF0000-0x0000000001000000-memory.dmp