General
- Target Twitch Patcheur Setup.exe
- Size 288KB
- Sample240806-x7mcfayanq
- SHA256 0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4
- MD5 2c7d3d4ad2db30f12e3cae6540601762
- SHA1 7c7464861056574cd273eed99283c0498278ffb9
- SHA512 97b30ef326820cb28dd13a9f7919a330adbc053536c62484258c08f7ff9813fc547a9364e7125a831a798f33ed848c6a29d90312ad43fdeed46e098437375dc1
- SSDEEP 6144:cloZM+rIkd8g+EtXHkv/iD41Rm89rI8j067NokRvBnb8e1m16oiolUaYmprYHtI:6oZtL+EP81Rm89rI8j067NokRx3oq8pr
- MD5 SHA1 SHA512 SSDEEP
Behavioral task
behavioral1
Sample
Twitch Patcheur Setup.exe
Resource
win7-20240705-en
16 signatures
150 seconds
Malware Config
Extracted
Family
-
umbral
C2
-
https://discord.com/api/webhooks/1269047079758594108/3Ng7lWTlbHkrMHpCEKNLV1cr1a_jBm12qDAIhwP87DidKDHnWwp3TKgULExiGg1xR1rJ
Targets
-
- Target Twitch Patcheur Setup.exe
- Size 288KB
- SHA256 0445ee531f81638261d4989a90d2202e117837fc0f992640f26720935fc07fb4
- MD5 2c7d3d4ad2db30f12e3cae6540601762
- SHA1 7c7464861056574cd273eed99283c0498278ffb9
- SHA512 97b30ef326820cb28dd13a9f7919a330adbc053536c62484258c08f7ff9813fc547a9364e7125a831a798f33ed848c6a29d90312ad43fdeed46e098437375dc1
- SSDEEP 6144:cloZM+rIkd8g+EtXHkv/iD41Rm89rI8j067NokRvBnb8e1m16oiolUaYmprYHtI:6oZtL+EP81Rm89rI8j067NokRx3oq8pr
- MD5 SHA1 SHA512 SSDEEP
Detect Umbral payload
Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Drops file in Drivers directory
Deletes itself
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1