Analysis
- user interaction
yes - max time kernel
202s - max time network
205s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/07/2026, 16:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
BlackchatSetup.exe
Resource
win10v2004-20260513-en
6 signatures
600 seconds
General
- Target BlackchatSetup.exe
- Size 45.2MB
- Sample260730-ty4ctacb68
- SHA256 6a82e83a536d060a92e0381b25cfe8d6b57ab14e923284890e5d813b83c74c86
- MD5 eeb56dd54a427ed2472c6e1983f00da4
- SHA1 08f968c9e40f7fcdcf508e9249c87788b400433d
- SHA512 3406b114685d741dfa4c68ef43b5a886977c549f2e9f2106acbb10ef1f4a994af73e6ac6c0d79101586744876b9514054bd2411bfb9b0a77df6ef43ea9b87c72
- SSDEEP 786432:YIlXNDaTXdjo0fhGdWZP1cxtGzYtksufP8zWsPH49FYXPAjEhy4HPrJd45hL:jN8X9o0fhUxqUkrkPPH8FY/QJgVa5N
- TLSH T1BFA73384EBC345F2ED86053C41B6F33BAA3A75204731DCD7C7905A25ECE12E2693A799
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation Blackchat.exe - Executes dropped EXE 1 IoCs
pid Process 2724 Blackchat.exe - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\Blackout\Blackchat\Blackchat.exe BlackchatSetup.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language BlackchatSetup.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3924 BlackchatSetup.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\BlackchatSetup.exe"C:\Users\Admin\AppData\Local\Temp\BlackchatSetup.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:3924
-
C:\Program Files (x86)\Blackout\Blackchat\Blackchat.exe"C:\Program Files (x86)\Blackout\Blackchat\Blackchat.exe"1⤵
- Checks computer location settings
- Executes dropped EXE
PID:2724
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:2916
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\IF{6BCC5492-FEDC-4B50-A098-C3D632195924}\Desktop.dat
- Size 47B
- SHA256 8ff99f961dcf4a82e4f9c47a51028c235cc7b43426d82cbef15829b5e3ca0588
- MD5 8f92bcb1c550f12c2a75bc7b72d9d8a5
- SHA1 45cfab7b66a851adadb9f70e55c00d2874142e8f
- SHA512 d726c58e6ffa8f22f242a94783953dcf56383b00f9748d040288eec97b1fe011152f23ff17adacad60aaef3444fdc0c0afec9de84bb95005ce1f55f31d224ab2
- MD5 SHA1 SHA512