darkcloud | b25221859e63fc6bf33c8cfcfb8daed6e4565596df32788b1bb1260c9cd88dcd

Analysis

max time kernel
103s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
03/04/2025, 11:21

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General

Target

factura de pago.exe
Size

1.9MB
MD5

4e21913b9926daa21576d2e53ac359d0
SHA1

3dc3bb001d195e37066a194850c8b737fae672b1
SHA256

a5fda7ecdbf8971be95a9727a1be2823bb5212c960f0c1d0ececaaf913dfb5bc
SHA512

f6e75fac5d3ceeb5c9b4290abf34a76fe840fcd7e08bcfabde34ac8504d4884af3f9dd6e612b2da1b7e476988ea7bed6cdeb8c8d408ff47da379f0a48727a956
SSDEEP

24576:wLzHe6s3gANE5KfDj3Dy+HHr8wph++r0WGRKzn09:Gz4m5IzuulF0lRH

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 5200 set thread context of 3320	5200	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
3320	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	factura de pago.exe	88
PID 5200 wrote to memory of 3320	5200	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:5200
- 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:3320

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/3320-0-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/3320-2-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/3320-13-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download