darkcloud | 0bde9a627fcf3cf089507cbf26b24268b067481c45b1df9443a7c660ef6e3906

Analysis

max time kernel
106s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2025, 11:38

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General

Target

transferencias.exe
Size

137KB
MD5

0edead730d80f99bca2b4b960a174f7d
SHA1

f886a913f4a2cd4afa95fb7c03e8a557a89bcfe5
SHA256

a3a6e6782391ceca1b29065e7755ae159d588a6ecae1c1e189f8781476bbb2a9
SHA512

e068161644aabf6b42cce956ac3a36711f2651251019088750298718089cff8155f4dc7afcf39d8af1ecec7b9a5c9d1d2d1d30cd156652e0893e3e202681ffaa
SSDEEP

3072:d4S2vrjXvpdfSC943hfS7ee1QqNGYIW54U4+0LUGvkkzDnhaW:dgrjXvpdJ43hfS7p1QqI8Gv/Hh

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 1828 created 3548	1828	transferencias.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IsBrowserDisplay.vbs	transferencias.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1828 set thread context of 1572	1828	transferencias.exe	94

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	transferencias.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1828	transferencias.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1828	transferencias.exe
Token: SeDebugPrivilege	1828	transferencias.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1572	InstallUtil.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94
PID 1828 wrote to memory of 1572	1828	transferencias.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3548
- C:\Users\Admin\AppData\Local\Temp\transferencias.exe
  "C:\Users\Admin\AppData\Local\Temp\transferencias.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:1828
- 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:1572

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/1572-1362-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1572-1373-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1828-0-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/1828-1-0x0000000000C40000-0x0000000000C68000-memory.dmp

Filesize
160KB

Download
memory/1828-2-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-3-0x0000000006580000-0x00000000066B6000-memory.dmp

Filesize
1.2MB

Download
memory/1828-21-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-43-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-59-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-67-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-65-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-63-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-61-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-57-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-53-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-51-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-49-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-47-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-45-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-55-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-41-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-39-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-37-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-33-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-31-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-29-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-27-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-23-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-19-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-17-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-15-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-13-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-11-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-9-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-7-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-35-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-5-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-25-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-4-0x0000000006580000-0x00000000066B1000-memory.dmp

Filesize
1.2MB

Download
memory/1828-1078-0x000000007465E000-0x000000007465F000-memory.dmp

Filesize
4KB

Download
memory/1828-1341-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-1342-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-1343-0x0000000005B60000-0x0000000005B6A000-memory.dmp

Filesize
40KB

Download
memory/1828-1344-0x0000000006790000-0x0000000006820000-memory.dmp

Filesize
576KB

Download
memory/1828-1345-0x00000000069F0000-0x0000000006A7C000-memory.dmp

Filesize
560KB

Download
memory/1828-1346-0x0000000006880000-0x00000000068CC000-memory.dmp

Filesize
304KB

Download
memory/1828-1347-0x0000000007260000-0x0000000007804000-memory.dmp

Filesize
5.6MB

Download
memory/1828-1348-0x0000000006B10000-0x0000000006B64000-memory.dmp

Filesize
336KB

Download
memory/1828-1354-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-1356-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-1361-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download
memory/1828-1359-0x0000000074650000-0x0000000074E00000-memory.dmp

Filesize
7.7MB

Download