Malware Analysis Report

2024-10-19 07:33

Sample ID 240727-snbpdaycle
Target yle.exe
SHA256 20ce41d2b94dfa4efcdb3e7d87a235e7eff9afe46496d7724ec74b1e6cc63f5a
Tags
guest16 darkcomet discovery rat 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 Overview

score
10/10

SHA256

20ce41d2b94dfa4efcdb3e7d87a235e7eff9afe46496d7724ec74b1e6cc63f5a

Threat Level: Known bad

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

Malicious Activity Summary

guest16 darkcomet discovery rat trojan

Darkcomet family

Darkcomet

Legitimate hosting services abused for malware hosting/C2

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-27 15:15

Signatures

Darkcomet family

darkcomet

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-27 15:15

Reported

2024-07-27 15:18

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

145s

Command Line

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

Signatures

Darkcomet

trojan rat darkcomet

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A 7.tcp.eu.ngrok.io N/A 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\yle.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeImpersonatePrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\yle.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 7.tcp.eu.ngrok.io udp
DE 3.67.15.169:1121 7.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4260-0-0x0000000002710000-0x0000000002711000-memory.dmp

memory/4260-1-0x0000000000400000-0x00000000004B2000-memory.dmp

memory/4260-3-0x0000000002710000-0x0000000002711000-memory.dmp

memory/4260-4-0x0000000000400000-0x00000000004B2000-memory.dmp