Malware Analysis Report

2024-10-23 19:41

Sample ID 241016-gctj9svfqh
Target dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
SHA256 dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12
Tags
darkcloud discovery stealer
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

dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12

Threat Level: Known bad

The file dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe was found to be: Known bad.

Malicious Activity Summary

darkcloud discovery stealer

DarkCloud

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-16 05:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-16 05:39

Reported

2024-10-16 05:42

Platform

win7-20241010-en

Max time kernel

141s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

Signatures

DarkCloud

stealer darkcloud

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\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 2880 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

Network

N/A

Files

memory/2880-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

memory/2880-1-0x0000000001350000-0x0000000001414000-memory.dmp

memory/2880-2-0x0000000074DC0000-0x00000000754AE000-memory.dmp

memory/2880-3-0x0000000000380000-0x0000000000392000-memory.dmp

memory/2880-4-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

memory/2880-5-0x0000000074DC0000-0x00000000754AE000-memory.dmp

memory/2880-6-0x0000000005380000-0x0000000005426000-memory.dmp

memory/2752-9-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2752-15-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2752-17-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2880-19-0x0000000074DC0000-0x00000000754AE000-memory.dmp

memory/2752-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2752-12-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2752-8-0x0000000000400000-0x000000000045F000-memory.dmp

memory/2752-21-0x0000000000400000-0x000000000045F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-16 05:39

Reported

2024-10-16 05:42

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

Signatures

DarkCloud

stealer darkcloud

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\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4864 wrote to memory of 4436 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 4436 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 4436 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 4176 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe
PID 4864 wrote to memory of 1204 N/A C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe

"C:\Users\Admin\AppData\Local\Temp\dc4adc8ac3a46bc4cf987c81c9bdb338994bb77ffaf9ee803bb3987600ea7a12.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.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 43.58.199.20.in-addr.arpa udp

Files

memory/4864-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

memory/4864-1-0x0000000000BD0000-0x0000000000C94000-memory.dmp

memory/4864-2-0x0000000005CE0000-0x0000000006284000-memory.dmp

memory/4864-3-0x0000000005730000-0x00000000057C2000-memory.dmp

memory/4864-4-0x0000000005830000-0x000000000583A000-memory.dmp

memory/4864-5-0x00000000059D0000-0x0000000005A6C000-memory.dmp

memory/4864-6-0x0000000074CD0000-0x0000000075480000-memory.dmp

memory/4864-7-0x0000000005950000-0x0000000005962000-memory.dmp

memory/4864-8-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

memory/4864-9-0x0000000074CD0000-0x0000000075480000-memory.dmp

memory/4864-10-0x0000000006F00000-0x0000000006FA6000-memory.dmp

memory/1204-11-0x0000000000400000-0x000000000045F000-memory.dmp

memory/1204-13-0x0000000000400000-0x000000000045F000-memory.dmp

memory/4864-17-0x0000000074CD0000-0x0000000075480000-memory.dmp

memory/1204-18-0x0000000000400000-0x000000000045F000-memory.dmp