Malware Analysis Report

2025-04-13 21:07

Sample ID 230725-hgjfjabf2z
Target Purchase Order.exe
SHA256 c5dc5d0cc0ec3f2f607941f8d44019001ca18ab09abda656d4e68a5219d0e576
Tags
darkcloud stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

c5dc5d0cc0ec3f2f607941f8d44019001ca18ab09abda656d4e68a5219d0e576

Threat Level: Known bad

The file Purchase Order.exe was found to be: Known bad.

Malicious Activity Summary

darkcloud stealer

DarkCloud

Suspicious use of SetThreadContext

Unsigned PE

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

2023-07-25 06:42

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-25 06:42

Reported

2023-07-25 06:45

Platform

win10v2004-20230703-en

Max time kernel

148s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

Signatures

DarkCloud

stealer darkcloud

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4548 set thread context of 2596 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

Suspicious use of SetWindowsHookEx

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

Processes

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 202.74.101.95.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 0.77.109.52.in-addr.arpa udp
US 8.8.8.8:53 104.116.69.13.in-addr.arpa udp

Files

memory/4548-134-0x00000000752B0000-0x0000000075A60000-memory.dmp

memory/4548-133-0x0000000000D40000-0x0000000000E2E000-memory.dmp

memory/4548-135-0x0000000005D50000-0x00000000062F4000-memory.dmp

memory/4548-136-0x0000000005840000-0x00000000058D2000-memory.dmp

memory/4548-137-0x00000000057F0000-0x0000000005800000-memory.dmp

memory/4548-138-0x0000000005830000-0x000000000583A000-memory.dmp

memory/4548-139-0x0000000005B00000-0x0000000005B9C000-memory.dmp

memory/4548-140-0x00000000752B0000-0x0000000075A60000-memory.dmp

memory/4548-141-0x00000000057F0000-0x0000000005800000-memory.dmp

memory/2596-142-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2596-145-0x0000000000400000-0x000000000046D000-memory.dmp

memory/4548-147-0x00000000752B0000-0x0000000075A60000-memory.dmp

memory/2596-149-0x0000000000400000-0x000000000046D000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-25 06:42

Reported

2023-07-25 06:44

Platform

win7-20230712-en

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

Signatures

DarkCloud

stealer darkcloud

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 472 set thread context of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 472 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 2140 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
PID 472 wrote to memory of 1724 N/A C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

Processes

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe

"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"

Network

N/A

Files

memory/472-54-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/472-55-0x0000000000850000-0x000000000093E000-memory.dmp

memory/472-56-0x0000000004D90000-0x0000000004DD0000-memory.dmp

memory/472-57-0x00000000003B0000-0x00000000003C2000-memory.dmp

memory/472-58-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/472-59-0x0000000004D90000-0x0000000004DD0000-memory.dmp

memory/472-60-0x0000000000410000-0x0000000000418000-memory.dmp

memory/472-61-0x0000000000630000-0x000000000063A000-memory.dmp

memory/472-62-0x0000000004CD0000-0x0000000004D7E000-memory.dmp

memory/1724-63-0x0000000000400000-0x000000000046D000-memory.dmp

memory/1724-65-0x0000000000400000-0x000000000046D000-memory.dmp

memory/1724-66-0x0000000000400000-0x000000000046D000-memory.dmp

memory/1724-68-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1724-70-0x0000000000400000-0x000000000046D000-memory.dmp

memory/472-73-0x0000000074830000-0x0000000074F1E000-memory.dmp

memory/1724-72-0x0000000000400000-0x000000000046D000-memory.dmp

memory/1724-76-0x0000000000400000-0x000000000046D000-memory.dmp