General
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Target
828ab729f48b189e90b8a9412db82e2bfe097bd7bcd2d0da125e8b6f2a5f6810
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Size
1.8MB
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Sample
240526-s3cvzsbd4s
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MD5
e23e5ff43f0350dfcbcef073b9ba5212
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SHA1
da3e79f03a2eb71d44f323110bcf14c89de090f7
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SHA256
828ab729f48b189e90b8a9412db82e2bfe097bd7bcd2d0da125e8b6f2a5f6810
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SHA512
03c5d2c653368c6fdaa8b2a2934166232acc01bc2d02be19e94da04d4ff90e5841a61fa74cdb577383e22c5d2085273ce44518d6c91065dc0b4ddfb4be0a6789
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SSDEEP
49152:iKf1j7/Fr52BGZcojOBnqEY8uuHvD/tmfGgphRc:iKf13FMMZcojOBntuuPD/tmfG2hRc
Static task
static1
Behavioral task
behavioral1
Sample
828ab729f48b189e90b8a9412db82e2bfe097bd7bcd2d0da125e8b6f2a5f6810.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
828ab729f48b189e90b8a9412db82e2bfe097bd7bcd2d0da125e8b6f2a5f6810.exe
Resource
win11-20240426-en
Malware Config
Extracted
amadey
4.21
0e6740
http://147.45.47.155
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install_dir
9217037dc9
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install_file
explortu.exe
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strings_key
8e894a8a4a3d0da8924003a561cfb244
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url_paths
/ku4Nor9/index.php
Extracted
amadey
4.21
49e482
http://147.45.47.70
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install_dir
1b29d73536
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install_file
axplont.exe
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strings_key
4d31dd1a190d9879c21fac6d87dc0043
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url_paths
/tr8nomy/index.php
Extracted
risepro
147.45.47.126:58709
Extracted
redline
@LOGSCLOUDYT_BOT
185.172.128.33:8970
Extracted
stealc
zzvv
http://23.88.106.134
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url_path
/c73eed764cc59dcb.php
Targets
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Target
828ab729f48b189e90b8a9412db82e2bfe097bd7bcd2d0da125e8b6f2a5f6810
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Size
1.8MB
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MD5
e23e5ff43f0350dfcbcef073b9ba5212
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SHA1
da3e79f03a2eb71d44f323110bcf14c89de090f7
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SHA256
828ab729f48b189e90b8a9412db82e2bfe097bd7bcd2d0da125e8b6f2a5f6810
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SHA512
03c5d2c653368c6fdaa8b2a2934166232acc01bc2d02be19e94da04d4ff90e5841a61fa74cdb577383e22c5d2085273ce44518d6c91065dc0b4ddfb4be0a6789
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SSDEEP
49152:iKf1j7/Fr52BGZcojOBnqEY8uuHvD/tmfGgphRc:iKf13FMMZcojOBntuuPD/tmfG2hRc
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Exela Stealer
Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.
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Modifies firewall policy service
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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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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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Modifies boot configuration data using bcdedit
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Blocklisted process makes network request
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Downloads MZ/PE file
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Modifies Windows Firewall
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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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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 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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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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
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1System Services
1Service Execution
1Persistence
Account Manipulation
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Account Manipulation
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
5Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
7Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2