Malware Analysis Report

2025-04-13 21:08

Sample ID 230724-v25kqage9w
Target __T_____.EXE.exe
SHA256 b486b79e598d35b293908f445bd1c571d0a7439e548928f19c21a0d70cfcf330
Tags
darkcloud stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

b486b79e598d35b293908f445bd1c571d0a7439e548928f19c21a0d70cfcf330

Threat Level: Known bad

The file __T_____.EXE.exe was found to be: Known bad.

Malicious Activity Summary

darkcloud stealer

DarkCloud

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-07-24 17:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-24 17:30

Reported

2023-07-24 17:32

Platform

win7-20230712-en

Max time kernel

148s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

Signatures

DarkCloud

stealer darkcloud

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1716 set thread context of 2240 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

Network

N/A

Files

memory/1716-53-0x0000000000E70000-0x0000000000F6A000-memory.dmp

memory/1716-54-0x0000000074010000-0x00000000746FE000-memory.dmp

memory/1716-55-0x00000000048E0000-0x0000000004920000-memory.dmp

memory/1716-56-0x0000000000450000-0x0000000000464000-memory.dmp

memory/1716-57-0x0000000074010000-0x00000000746FE000-memory.dmp

memory/1716-58-0x00000000048E0000-0x0000000004920000-memory.dmp

memory/1716-59-0x00000000006B0000-0x00000000006BA000-memory.dmp

memory/1716-60-0x0000000005E70000-0x0000000005F14000-memory.dmp

memory/2240-61-0x0000000000400000-0x0000000000462000-memory.dmp

memory/2240-63-0x0000000000400000-0x0000000000462000-memory.dmp

memory/2240-64-0x0000000000400000-0x0000000000462000-memory.dmp

memory/2240-68-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2240-70-0x0000000000400000-0x0000000000462000-memory.dmp

memory/2240-72-0x0000000000400000-0x0000000000462000-memory.dmp

memory/1716-73-0x0000000074010000-0x00000000746FE000-memory.dmp

memory/2240-76-0x0000000000400000-0x0000000000462000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-24 17:30

Reported

2023-07-24 17:32

Platform

win10v2004-20230703-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

Signatures

DarkCloud

stealer darkcloud

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3404 set thread context of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3404 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 2976 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe
PID 3404 wrote to memory of 4504 N/A C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

Processes

C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe

"C:\Users\Admin\AppData\Local\Temp\__T_____.EXE.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 59.21.101.95.in-addr.arpa udp
US 8.8.8.8:53 45.8.109.52.in-addr.arpa udp

Files

memory/3404-133-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3404-134-0x0000000000010000-0x000000000010A000-memory.dmp

memory/3404-135-0x0000000005150000-0x00000000056F4000-memory.dmp

memory/3404-136-0x0000000004BA0000-0x0000000004C32000-memory.dmp

memory/3404-137-0x0000000004E30000-0x0000000004E40000-memory.dmp

memory/3404-138-0x0000000004AC0000-0x0000000004ACA000-memory.dmp

memory/3404-139-0x0000000004E40000-0x0000000004EDC000-memory.dmp

memory/3404-140-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/3404-141-0x0000000004E30000-0x0000000004E40000-memory.dmp

memory/4504-142-0x0000000000400000-0x0000000000462000-memory.dmp

memory/4504-145-0x0000000000400000-0x0000000000462000-memory.dmp

memory/3404-147-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/4504-149-0x0000000000400000-0x0000000000462000-memory.dmp