darkcloud | 4be6383083a1700605fa75c4bee66a68ad3d078952a1692e621171ada56a4adc

Analysis

max time kernel
104s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
31/03/2025, 15:03

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General

Target

factura de pago.exe
Size

710KB
MD5

ef37cc9579f995f2f594bf5afa9abbc4
SHA1

e45d95b95fdcc2cc4cd39a0143dc8768e48182a7
SHA256

cbb5d6740bb58f3b8fe93408fd2fbc968023c121de1089c885a824c5a67e16e6
SHA512

4939c796abc2ee80dd316a0c8f51dba3566b981222dd98624e2c7015bb8e1aa61a67f69dccacf36999b6fc44dda86d2967b338c8016869223ab00c59961cf83d
SSDEEP

12288:KIR5x+u6RfbWYCrt/22puGGh6abmMbvZwPO5ICBwu1L8idw0sDn2GVr8DY+31PmE:I3WYatucdvGwu1I4EN+zF+Mt

Score

10^/10

darkcloud discovery stealer

Malware Config

Extracted

Family

darkcloud

Credentials

Protocol: ftp
Host:
@StrFtpServer
Port:
21
Username:
@StrFtpUser
Password:
@StrFtpPass

Signatures

DarkCloud
An information stealer written in Visual Basic.
stealer darkcloud
Darkcloud family
darkcloud

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4168 set thread context of 1776	4168	factura de pago.exe	88

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1776	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88
PID 4168 wrote to memory of 1776	4168	factura de pago.exe	88

C:\Users\Admin\AppData\Local\Temp\factura de pago.exe
"C:\Users\Admin\AppData\Local\Temp\factura de pago.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4168
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1776-0-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1776-2-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1776-13-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download