General
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Target
setup.exe
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Size
760.0MB
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Sample
240324-nqzf1acd25
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MD5
4aafa8e5e74edf69a426b37d68cb2255
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SHA1
e77432c9e21d148ead003130de0a385b9a9d25ab
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SHA256
7f5f18f240f7d32454db2b7284802e752583c22542ee1f07b442600bec1bd860
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SHA512
91202e5c2f0924ba294b1529c173b56ee7d69b1c52d61294b2df122007327e7880b06da7ca0df596986564c4438f7338c1d603adb1a735f16a11a3154377d36b
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SSDEEP
98304:8FpgkuFOy+MMRHGV7EImTNrKPp4PM3nmm0Kl:8ckBhGV7EImhypxXKKl
Behavioral task
behavioral1
Sample
setup.exe
Resource
win11-20240221-en
Malware Config
Extracted
stealc
http://185.172.128.210
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url_path
/f993692117a3fda2.php
Extracted
vidar
8.4
473851422af56ec6b6c329e5cb4d622d
https://steamcommunity.com/profiles/76561199654112719
https://t.me/r2d0s
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profile_id_v2
473851422af56ec6b6c329e5cb4d622d
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:123.0) Gecko/20100101 Firefox/123.0
Extracted
smokeloader
pub3
Extracted
smokeloader
2022
http://nidoe.org/tmp/index.php
http://sodez.ru/tmp/index.php
http://uama.com.ua/tmp/index.php
http://talesofpirates.net/tmp/index.php
Extracted
vidar
8.4
4cf8d799a3641f9821e54be56c960e28
https://steamcommunity.com/profiles/76561199654112719
https://t.me/r2d0s
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profile_id_v2
4cf8d799a3641f9821e54be56c960e28
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:123.0) Gecko/20100101 Firefox/123.0
Extracted
socks5systemz
http://bozuuii.com/search/?q=67e28dd83d0ef479150af9197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4be8889b5e4fa9281ae978a571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c8ef929c3f
Targets
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Target
setup.exe
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Size
760.0MB
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MD5
4aafa8e5e74edf69a426b37d68cb2255
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SHA1
e77432c9e21d148ead003130de0a385b9a9d25ab
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SHA256
7f5f18f240f7d32454db2b7284802e752583c22542ee1f07b442600bec1bd860
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SHA512
91202e5c2f0924ba294b1529c173b56ee7d69b1c52d61294b2df122007327e7880b06da7ca0df596986564c4438f7338c1d603adb1a735f16a11a3154377d36b
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SSDEEP
98304:8FpgkuFOy+MMRHGV7EImTNrKPp4PM3nmm0Kl:8ckBhGV7EImhypxXKKl
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect Vidar Stealer
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Glupteba payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Creates new service(s)
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Downloads MZ/PE file
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Modifies Windows Firewall
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Stops running service(s)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension
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Drops desktop.ini file(s)
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
3Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2Credential Access
Unsecured Credentials
6Credentials In Files
5Credentials in Registry
1