General
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Target
495071f8fbf07621f596ce48037571416d522ac589dd3c3067b374d96e14a4c0
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Size
1.8MB
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Sample
240530-2t3vgsdg65
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MD5
5dce80658664a16e398322c35d930c22
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SHA1
e6ee46dbd3bc85a110fdc3cb5dfe261c902a4e52
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SHA256
495071f8fbf07621f596ce48037571416d522ac589dd3c3067b374d96e14a4c0
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SHA512
a371b43043c7f5e0c206a78e05f7b46ab313e731df5d706e4c74a63926f43dcbdb5da687053d37e4c86d48b7207ffe473cb5ed6e03d69acfdfe925dc97cd4ccb
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SSDEEP
49152:HOxEZbz9hynJGP1Af1sIQhzENstO6sBvy:HF39awosIyzENsU6s
Static task
static1
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
risepro
147.45.47.126:58709
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
redline
1
185.215.113.67:40960
Targets
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Target
495071f8fbf07621f596ce48037571416d522ac589dd3c3067b374d96e14a4c0
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Size
1.8MB
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MD5
5dce80658664a16e398322c35d930c22
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SHA1
e6ee46dbd3bc85a110fdc3cb5dfe261c902a4e52
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SHA256
495071f8fbf07621f596ce48037571416d522ac589dd3c3067b374d96e14a4c0
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SHA512
a371b43043c7f5e0c206a78e05f7b46ab313e731df5d706e4c74a63926f43dcbdb5da687053d37e4c86d48b7207ffe473cb5ed6e03d69acfdfe925dc97cd4ccb
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SSDEEP
49152:HOxEZbz9hynJGP1Af1sIQhzENstO6sBvy:HF39awosIyzENsU6s
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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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Downloads MZ/PE file
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Drops file in Drivers directory
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Modifies Installed Components in the registry
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Sets service image path in registry
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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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Modifies system executable filetype association
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Registers COM server for autorun
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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 for any installed AV software in registry
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
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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
4Registry Run Keys / Startup Folder
4Browser Extensions
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Change Default File Association
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
4Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Change Default File Association
1Scheduled Task/Job
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
2Disable or Modify Tools
2Modify Registry
11Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2