Malware Analysis Report

2025-06-16 06:44

Sample ID 240120-e3jfwacag5
Target loader_cheat.exe
SHA256 1d47db6e436daec107ca6166a1e61cbec6d12121fb5fa0664191d37e79256e4c
Tags
upx guest16 darkcomet 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: behavioral2

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

upx guest16 darkcomet rat trojan

Darkcomet

Darkcomet family

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

UPX packed file

Enumerates physical storage devices

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of FindShellTrayWindow

Suspicious use of AdjustPrivilegeToken

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-20 04:27

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: behavioral1

Detonation Overview

Submitted

2024-01-20 04:27

Reported

2024-01-20 04:30

Platform

win7-20231215-en

Max time kernel

141s

Max time network

150s

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
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/2004-0-0x0000000000400000-0x000000000050B000-memory.dmp

memory/2004-1-0x0000000000240000-0x0000000000241000-memory.dmp

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

MD5 974463c392b19373ffdddd7394a1c120
SHA1 af1d97fdaa881b92c2bdf8915562f139943da45b
SHA256 c35b92c5c836152290d90ad1cea75b18cb24e3271886473c976812384369eb5e
SHA512 9b39edd75c8ccfcce109d4a84ca58e92ac47a49eb8663dcfd3b60ca4b616f8092af6c86bb933a4a41d75029a4783d6ed71966b0b25ca4a152afc654e357e15c9

memory/2004-7-0x0000000000400000-0x000000000050B000-memory.dmp

memory/2004-9-0x0000000000240000-0x0000000000241000-memory.dmp

memory/2004-10-0x0000000000400000-0x000000000050B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-20 04:27

Reported

2024-01-20 04:30

Platform

win10v2004-20231215-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-1-5-21-1232405761-1209240240-3206092754-1000\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
N/A N/A N/A N/A

Enumerates physical storage devices

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 C:\Windows\system32\taskmgr.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A C:\Windows\system32\taskmgr.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName C:\Windows\system32\taskmgr.exe N/A

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
Token: SeDebugPrivilege N/A C:\Windows\system32\taskmgr.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\taskmgr.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\system32\taskmgr.exe N/A
Token: 33 N/A C:\Windows\system32\taskmgr.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\taskmgr.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.exe N/A
N/A N/A C:\Windows\system32\taskmgr.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 3268 wrote to memory of 2164 N/A C:\Users\Admin\AppData\Local\Temp\loader_cheat.exe C:\Users\Admin\AppData\Local\Temp\LOADER_BUILD.EXE
PID 3268 wrote to memory of 2164 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"

C:\Windows\system32\taskmgr.exe

"C:\Windows\system32\taskmgr.exe" /4

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.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 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 180.178.17.96.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 22.236.111.52.in-addr.arpa udp
N/A 172.27.123.8:5353 tadaronneeng.ddns.net tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
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/3268-0-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3268-1-0x0000000002550000-0x0000000002551000-memory.dmp

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

MD5 974463c392b19373ffdddd7394a1c120
SHA1 af1d97fdaa881b92c2bdf8915562f139943da45b
SHA256 c35b92c5c836152290d90ad1cea75b18cb24e3271886473c976812384369eb5e
SHA512 9b39edd75c8ccfcce109d4a84ca58e92ac47a49eb8663dcfd3b60ca4b616f8092af6c86bb933a4a41d75029a4783d6ed71966b0b25ca4a152afc654e357e15c9

memory/3268-13-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3268-15-0x0000000002550000-0x0000000002551000-memory.dmp

memory/3268-16-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3268-18-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3248-20-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-21-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-22-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-26-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-27-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-32-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-31-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-30-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-29-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3248-28-0x0000024D57E90000-0x0000024D57E91000-memory.dmp

memory/3268-33-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3268-35-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3268-37-0x0000000000400000-0x000000000050B000-memory.dmp

memory/3268-39-0x0000000000400000-0x000000000050B000-memory.dmp