| File name: | Copiadetransferencia-666734638372827-01.exe |
| Full analysis: | https://app.any.run/tasks/c5bc4a52-09c7-4f79-8a59-6eca1ed6b2d2 |
| Verdict: | Malicious activity |
| Threats: | DarkCloud is an infostealer that focuses on collecting and exfiltrating browser data from the infected device. The malware is also capable of keylogging and crypto address swapping. DarkCloud is typically delivered to victims’ computers via phishing emails. |
| Analysis date: | March 24, 2025, 08:41:49 |
| OS: | Windows 10 Professional (build: 19045, 64 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/vnd.microsoft.portable-executable |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows, 3 sections |
| MD5: | 90667A63EDE6F2F251E13E201964DDC4 |
| SHA1: | 2993B766D09F0C651082B67BB613A88835915672 |
| SHA256: | 8CEDDA1D0CDE315B40F2230E25DBA412FE66BA9EA29DBEEA853B43AD523DAB23 |
| SSDEEP: | 1536:snRIaaoH2yna+GOFZZ1++5S8a8H3U67MCCyJuWnIfSwEes5DLCkuQqMWeyUeAa8u:2H2iTZPlCqHkT2blTMk29peprM9VnB |
MALICIOUS
Create files in the Startup directory
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
Steals credentials from Web Browsers
- InstallUtil.exe (PID: 8140)
DARKCLOUD has been detected (YARA)
- InstallUtil.exe (PID: 8140)
Actions looks like stealing of personal data
- InstallUtil.exe (PID: 8140)
SUSPICIOUS
Executable content was dropped or overwritten
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
Runs shell command (SCRIPT)
- wscript.exe (PID: 7860)
INFO
Checks proxy server information
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
- IsInvalid.exe (PID: 7912)
- slui.exe (PID: 5772)
Checks supported languages
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
- IsInvalid.exe (PID: 7912)
- InstallUtil.exe (PID: 8140)
Reads the machine GUID from the registry
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
- IsInvalid.exe (PID: 7912)
- InstallUtil.exe (PID: 8140)
Reads the computer name
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
- IsInvalid.exe (PID: 7912)
- InstallUtil.exe (PID: 8140)
Disables trace logs
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
- IsInvalid.exe (PID: 7912)
Creates files or folders in the user directory
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
- InstallUtil.exe (PID: 8140)
Autorun file from Startup directory
- Copiadetransferencia-666734638372827-01.exe (PID: 7756)
Manual execution by a user
- wscript.exe (PID: 7860)
- InstallUtil.exe (PID: 7836)
- InstallUtil.exe (PID: 8140)
UPX packer has been detected
- InstallUtil.exe (PID: 8140)
Reads the software policy settings
- slui.exe (PID: 5772)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (63.1) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (23.8) |
| .dll | | | Win32 Dynamic Link Library (generic) (5.6) |
| .exe | | | Win32 Executable (generic) (3.8) |
| .exe | | | Generic Win/DOS Executable (1.7) |
EXIF
EXE
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2025:03:20 16:29:12+00:00 |
| ImageFileCharacteristics: | Executable, No line numbers, No symbols, 32-bit |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 95232 |
| InitializedDataSize: | 2048 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x192de |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | Pyyls |
| FileVersion: | 1.0.0.0 |
| InternalName: | Pyyls.exe |
| LegalCopyright: | Copyright © 2015 |
| LegalTrademarks: | - |
| OriginalFileName: | Pyyls.exe |
| ProductName: | Pyyls |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Total processes
126
Monitored processes
6
Malicious processes
1
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5772 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | svchost.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 7756 | "C:\Users\admin\Desktop\Copiadetransferencia-666734638372827-01.exe" | C:\Users\admin\Desktop\Copiadetransferencia-666734638372827-01.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Pyyls Exit code: 4294967295 Version: 1.0.0.0 Modules
| |||||||||||||||
| 7836 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: .NET Framework installation utility Exit code: 3221225496 Version: 4.8.9037.0 built by: NET481REL1 Modules
| |||||||||||||||
| 7860 | "C:\WINDOWS\System32\WScript.exe" "C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IsInvalid.vbs" | C:\Windows\System32\wscript.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.812.10240.16384 Modules
| |||||||||||||||
| 7912 | "C:\Users\admin\AppData\Roaming\IsInvalid.exe" | C:\Users\admin\AppData\Roaming\IsInvalid.exe | wscript.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: Pyyls Exit code: 4294967295 Version: 1.0.0.0 Modules
| |||||||||||||||
| 8140 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe | explorer.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: .NET Framework installation utility Version: 4.8.9037.0 built by: NET481REL1 Modules
| |||||||||||||||
Total events
5 752
Read events
5 724
Write events
28
Delete events
0
Modification events
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | ConsoleTracingMask |
Value: | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | MaxFileSize |
Value: 1048576 | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASAPI32 |
| Operation: | write | Name: | FileDirectory |
Value: %windir%\tracing | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASMANCS |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASMANCS |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7756) Copiadetransferencia-666734638372827-01.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\Tracing\Copiadetransferencia-666734638372827-01_RASMANCS |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
Executable files
1
Suspicious files
3
Text files
1
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 7756 | Copiadetransferencia-666734638372827-01.exe | C:\Users\admin\AppData\Roaming\IsInvalid.exe | executable | |
MD5:90667A63EDE6F2F251E13E201964DDC4 | SHA256:8CEDDA1D0CDE315B40F2230E25DBA412FE66BA9EA29DBEEA853B43AD523DAB23 | |||
| 8140 | InstallUtil.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\DESKTOP-JGLLJLD-admin\keyDBPath.db | binary | |
MD5:0FF3BCDD0BE077B9EB8194B5C09F453C | SHA256:225D669E47EB14D8C969799C92AAEF27B66CD984872EA09284E48DB46521E651 | |||
| 8140 | InstallUtil.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\DESKTOP-JGLLJLD-admin\LoginData | binary | |
MD5:A45465CDCDC6CB30C8906F3DA4EC114C | SHA256:4412319EF944EBCCA9581CBACB1D4E1DC614C348D1DFC5D2FAAAAD863D300209 | |||
| 8140 | InstallUtil.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Templates\DESKTOP-JGLLJLD-admin\WebData | binary | |
MD5:F6C33AC5E1032A0873BE7BFC65169287 | SHA256:D97895CEDED32E33D57BDCACCDBE144E58AA87AF4D2F8855D630286CE30A8D83 | |||
| 7756 | Copiadetransferencia-666734638372827-01.exe | C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IsInvalid.vbs | text | |
MD5:CBFA43E9D8E14047257E38D008D78CDF | SHA256:EBCE67C1A0F6FA6BBA9CBFA16DBA47489FB0D85E5D99EC42A64DBB671EE00741 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
24
DNS requests
4
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
7912 | IsInvalid.exe | GET | 200 | 218.208.91.137:80 | http://smthdifferent.com/Yzngyoc.dat | unknown | — | — | unknown |
7756 | Copiadetransferencia-666734638372827-01.exe | GET | 200 | 218.208.91.137:80 | http://smthdifferent.com/Yzngyoc.dat | unknown | — | — | unknown |
— | — | POST | — | 40.91.76.224:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | unknown | — | — | whitelisted |
— | — | POST | 500 | 40.91.76.224:443 | https://activation-v2.sls.microsoft.com/SLActivateProduct/SLActivateProduct.asmx?configextension=Retail | unknown | xml | 512 b | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
— | — | 40.127.240.158:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
7756 | Copiadetransferencia-666734638372827-01.exe | 218.208.91.137:80 | smthdifferent.com | TM Net, Internet Service Provider | MY | unknown |
7912 | IsInvalid.exe | 218.208.91.137:80 | smthdifferent.com | TM Net, Internet Service Provider | MY | unknown |
7508 | slui.exe | 20.83.72.98:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
5772 | slui.exe | 20.83.72.98:443 | activation-v2.sls.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
smthdifferent.com |
| unknown |
activation-v2.sls.microsoft.com |
| whitelisted |