General
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Target
451be1c8e503a768b9ea4056432997a15beab289ce5efea503ae7f3a25092138
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Size
1.8MB
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Sample
240529-yz8fdagd81
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MD5
d35b7e8d7b6b81f6eaf131b148b52c13
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SHA1
a3863491e0c24ff8901f5f97c223b800d2f27db9
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SHA256
451be1c8e503a768b9ea4056432997a15beab289ce5efea503ae7f3a25092138
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SHA512
409a63f240be852c1883c52aee153accc2239719e38fb623ee70b10d2aed40b7fc835e72591ed24f3571b3ea70282a41886932796e5a1230443a45e81dbc0590
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SSDEEP
24576:RGN0VnevFQCXB+KopOeit89NJppXje51h8Z2bcXseZaUR/CB89LDtrIo584tpXCd:tle9Qg+K+O989NzU51aseZaSC6XxHXd
Static task
static1
Behavioral task
behavioral1
Sample
451be1c8e503a768b9ea4056432997a15beab289ce5efea503ae7f3a25092138.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
451be1c8e503a768b9ea4056432997a15beab289ce5efea503ae7f3a25092138.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
1
185.215.113.67:40960
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
451be1c8e503a768b9ea4056432997a15beab289ce5efea503ae7f3a25092138
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Size
1.8MB
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MD5
d35b7e8d7b6b81f6eaf131b148b52c13
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SHA1
a3863491e0c24ff8901f5f97c223b800d2f27db9
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SHA256
451be1c8e503a768b9ea4056432997a15beab289ce5efea503ae7f3a25092138
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SHA512
409a63f240be852c1883c52aee153accc2239719e38fb623ee70b10d2aed40b7fc835e72591ed24f3571b3ea70282a41886932796e5a1230443a45e81dbc0590
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SSDEEP
24576:RGN0VnevFQCXB+KopOeit89NJppXje51h8Z2bcXseZaUR/CB89LDtrIo584tpXCd:tle9Qg+K+O989NzU51aseZaSC6XxHXd
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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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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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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
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
7Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2