Malware Analysis Report

2025-06-16 06:44

Sample ID 240120-e4frdabgcp
Target loader_cheat.exe
SHA256 1d47db6e436daec107ca6166a1e61cbec6d12121fb5fa0664191d37e79256e4c
Tags
darkcomet guest16 rat trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1d47db6e436daec107ca6166a1e61cbec6d12121fb5fa0664191d37e79256e4c

Threat Level: Known bad

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

Malicious Activity Summary

darkcomet guest16 rat trojan upx

Darkcomet family

Darkcomet

Checks computer location settings

Executes dropped EXE

UPX packed file

Loads dropped DLL

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-20 04:29

Signatures

Darkcomet family

darkcomet

UPX packed file

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-20 04:29

Reported

2024-01-20 04:32

Platform

win10v2004-20231222-en

Max time kernel

141s

Max time network

148s

Command Line

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

Signatures

Darkcomet

trojan rat darkcomet

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\loader_cheat.exe N/A

Executes dropped EXE

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

UPX packed file

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

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4712 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\loader_cheat.exe C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE
PID 4712 wrote to memory of 4052 N/A C:\Users\Admin\AppData\Local\Temp\loader_cheat.exe C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE

Processes

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

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

C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE

"C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 tadaronneeng.ddns.net udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 tadaronneeng.ddns.net udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
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
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 tadaronneeng.ddns.net udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp

Files

memory/4712-0-0x0000000000400000-0x000000000050B000-memory.dmp

memory/4712-1-0x0000000000B50000-0x0000000000B51000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE

MD5 974463c392b19373ffdddd7394a1c120
SHA1 af1d97fdaa881b92c2bdf8915562f139943da45b
SHA256 c35b92c5c836152290d90ad1cea75b18cb24e3271886473c976812384369eb5e
SHA512 9b39edd75c8ccfcce109d4a84ca58e92ac47a49eb8663dcfd3b60ca4b616f8092af6c86bb933a4a41d75029a4783d6ed71966b0b25ca4a152afc654e357e15c9

memory/4712-13-0x0000000000400000-0x000000000050B000-memory.dmp

memory/4712-16-0x0000000000400000-0x000000000050B000-memory.dmp

memory/4712-18-0x0000000000400000-0x000000000050B000-memory.dmp

memory/4712-20-0x0000000000400000-0x000000000050B000-memory.dmp

memory/4712-22-0x0000000000400000-0x000000000050B000-memory.dmp

memory/4712-24-0x0000000000400000-0x000000000050B000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-20 04:29

Reported

2024-01-20 04:32

Platform

win7-20231129-en

Max time kernel

140s

Max time network

140s

Command Line

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

Signatures

Darkcomet

trojan rat darkcomet

Executes dropped EXE

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

Loads dropped DLL

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

UPX packed file

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

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Processes

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

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

C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE

"C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE"

Network

Country Destination Domain Proto
US 8.8.8.8:53 tadaronneeng.ddns.net udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 tadaronneeng.ddns.net udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 tadaronneeng.ddns.net udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp

Files

memory/2028-0-0x0000000000400000-0x000000000050B000-memory.dmp

memory/2028-1-0x0000000000260000-0x0000000000261000-memory.dmp

\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE

MD5 974463c392b19373ffdddd7394a1c120
SHA1 af1d97fdaa881b92c2bdf8915562f139943da45b
SHA256 c35b92c5c836152290d90ad1cea75b18cb24e3271886473c976812384369eb5e
SHA512 9b39edd75c8ccfcce109d4a84ca58e92ac47a49eb8663dcfd3b60ca4b616f8092af6c86bb933a4a41d75029a4783d6ed71966b0b25ca4a152afc654e357e15c9

memory/2028-7-0x0000000000400000-0x000000000050B000-memory.dmp

memory/2028-9-0x0000000000400000-0x000000000050B000-memory.dmp