General
- Target 618b33a72f9144d36da3ed9e1b84069bf996821512d8ab30297da3bea81633c5.vbs
- Size 2.0MB
- Sample240607-b37a6agf36
- SHA256 618b33a72f9144d36da3ed9e1b84069bf996821512d8ab30297da3bea81633c5
- MD5 5fd1872cf90c4f2ff94fae2006f4340f
- SHA1 11f1b479a30ae24350258a8e63f2d5a337a3b00f
- SHA512 87723b1e51d92950eb740eb4bafd04b35ffc870ef4cb460ab3b4a806acd29f57bb188027820ad26eefb568a8c7d426f16d5d184e804cacca97b5eb104b34fb2b
- SSDEEP 384:WODvx8wAkgmfWqSxvmdcwI2IfXherzYIbUsY4sEzfXtx65ziF/r2e+2NpbQ7RAe:9vx8wApmJm8l/fdx65ziF/r7NQqe
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
618b33a72f9144d36da3ed9e1b84069bf996821512d8ab30297da3bea81633c5.vbs
Resource
win7-20240508-en
21 signatures
150 seconds
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
mail.astramedikal.com
-
Port
587
-
Username
-
Password
muhasebe2020*
Extracted
Family
-
xworm
Version
-
5.0
Mutex
-
etZTVSwBlveCYECe
Attributes
-
install_file
USB.exe
-
pastebin_url
https://pastebin.com/raw/Msa6vJjt
aes.plain
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.astramedikal.com
-
Port
587
-
Username
-
Password
muhasebe2020*
-
Email to
Targets
-
- Target 618b33a72f9144d36da3ed9e1b84069bf996821512d8ab30297da3bea81633c5.vbs
- Size 2.0MB
- SHA256 618b33a72f9144d36da3ed9e1b84069bf996821512d8ab30297da3bea81633c5
- MD5 5fd1872cf90c4f2ff94fae2006f4340f
- SHA1 11f1b479a30ae24350258a8e63f2d5a337a3b00f
- SHA512 87723b1e51d92950eb740eb4bafd04b35ffc870ef4cb460ab3b4a806acd29f57bb188027820ad26eefb568a8c7d426f16d5d184e804cacca97b5eb104b34fb2b
- SSDEEP 384:WODvx8wAkgmfWqSxvmdcwI2IfXherzYIbUsY4sEzfXtx65ziF/r2e+2NpbQ7RAe:9vx8wApmJm8l/fdx65ziF/r7NQqe
- MD5 SHA1 SHA512 SSDEEP
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
Detect Xworm Payload
Detect packed .NET executables. Mostly AgentTeslaV4.
Detects Windows executables referencing non-Windows User-Agents
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables referencing Windows vault credential objects. Observed in infostealers
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Detects executables referencing many email and collaboration clients. Observed in information stealers
Detects executables referencing many file transfer clients. Observed in information stealers
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
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.
Suspicious use of SetThreadContext