darkcloud | e9176caa2aeeed27d6e59aa838260e6fffa1c46bf5df751aefa03d2a374d6c11

Analysis

max time kernel
127s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2025, 09:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

FACTURA DE ENVIO DE DHL.exe
Size

522KB
MD5

01520fc80bd96941d4d080e7f6e623e5
SHA1

ff132ad4e6f7e41b5bc82a0e0de52950cc906b06
SHA256

ecbdaea604f259a7535b32c7abcd25139af9b8abe04a45d24614212c9d8ea67c
SHA512

b90c50ed06f439940dac865bee34a925c8be1101ff6ee3ced37dfd701046f53bbc064488ef0da0b812c894e7af104289d5c1d5aa7afc82c9103879357fe3360c
SSDEEP

6144:CoXuKg0NWPnxDxFJ+6NlW9/2NEB2z2GoU3AI85SizO8887dI+IkEWh+E:Co+qNWPnxtNA9/mK2aC8886+

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 NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1656 created 3452	1656	FACTURA DE ENVIO DE DHL.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FallbackBuffer.vbs	FACTURA DE ENVIO DE DHL.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1656 set thread context of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93

System Location Discovery: System Language Discovery 1 TTPs 2 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	FACTURA DE ENVIO DE DHL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1656	FACTURA DE ENVIO DE DHL.exe
1656	FACTURA DE ENVIO DE DHL.exe
1656	FACTURA DE ENVIO DE DHL.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1656	FACTURA DE ENVIO DE DHL.exe
Token: SeDebugPrivilege	1656	FACTURA DE ENVIO DE DHL.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2120	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93
PID 1656 wrote to memory of 2120	1656	FACTURA DE ENVIO DE DHL.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3452
- C:\Users\Admin\AppData\Local\Temp\FACTURA DE ENVIO DE DHL.exe
  "C:\Users\Admin\AppData\Local\Temp\FACTURA DE ENVIO DE DHL.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1656
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2120

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

Loading Replay Monitor...

Downloads

memory/1656-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/1656-1-0x0000000000200000-0x0000000000288000-memory.dmp

Filesize
544KB

Download
memory/1656-2-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-3-0x00000000054D0000-0x0000000005604000-memory.dmp

Filesize
1.2MB

Download
memory/1656-4-0x0000000005BB0000-0x0000000006154000-memory.dmp

Filesize
5.6MB

Download
memory/1656-5-0x00000000056E0000-0x0000000005772000-memory.dmp

Filesize
584KB

Download
memory/1656-6-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-17-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-59-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-57-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-69-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-67-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-65-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-63-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-61-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-55-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-53-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-51-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-49-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-47-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-43-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-41-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-39-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-37-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-33-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-31-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-45-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-35-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-29-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-25-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-23-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-19-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-15-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-13-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-11-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-9-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-7-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-27-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-21-0x00000000054D0000-0x00000000055FE000-memory.dmp

Filesize
1.2MB

Download
memory/1656-1328-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-1329-0x00000000056C0000-0x00000000056C6000-memory.dmp

Filesize
24KB

Download
memory/1656-1330-0x0000000005950000-0x00000000059DE000-memory.dmp

Filesize
568KB

Download
memory/1656-1331-0x00000000059E0000-0x0000000005A6A000-memory.dmp

Filesize
552KB

Download
memory/1656-1332-0x0000000006160000-0x00000000061AC000-memory.dmp

Filesize
304KB

Download
memory/1656-1333-0x00000000061B0000-0x0000000006204000-memory.dmp

Filesize
336KB

Download
memory/1656-1338-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-1339-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

Filesize
4KB

Download
memory/1656-1341-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-1343-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-1345-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-1349-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/1656-1348-0x0000000074C90000-0x0000000075440000-memory.dmp

Filesize
7.7MB

Download
memory/2120-1350-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/2120-1361-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download