General
- Target e520cb0c204d66b802b56b5be48b845ec8cebef75e03e616b44d775e47c9a4ab
- Size 1.8MB
- Sample240529-2pdd2adf26
- SHA256 e520cb0c204d66b802b56b5be48b845ec8cebef75e03e616b44d775e47c9a4ab
- MD5 5d6043048180973e9700201b2f68a1d3
- SHA1 ae6fb5325a442dfaa345e4675495196f4a04fd7d
- SHA512 2ab17f0958364f1a57693f65dbaf7388dd178689c664acc29773b3ced56b8fa51a0fe7a6d7d881b239524f2c216a0202fe41e55ed6bd69ee9dfd1c41c63a43c9
- SSDEEP 49152:gKOcDTMmT0jXeVXpHKlBfk2m2WvPufy/WvqsaRgjuXgUPR:HOc7TcOiwiy/t+juQUJ
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
e520cb0c204d66b802b56b5be48b845ec8cebef75e03e616b44d775e47c9a4ab.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
e520cb0c204d66b802b56b5be48b845ec8cebef75e03e616b44d775e47c9a4ab.exe
Resource
win11-20240508-en
Malware Config
Extracted
-
amadey
-
4.21
-
0e6740
-
http://147.45.47.155
-
install_dir
9217037dc9
-
install_file
explortu.exe
-
strings_key
8e894a8a4a3d0da8924003a561cfb244
-
url_paths
/ku4Nor9/index.php
Extracted
-
amadey
-
4.21
-
49e482
-
http://147.45.47.70
-
install_dir
1b29d73536
-
install_file
axplont.exe
-
strings_key
4d31dd1a190d9879c21fac6d87dc0043
-
url_paths
/tr8nomy/index.php
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
-
url_path
/c73eed764cc59dcb.php
Extracted
-
risepro
-
147.45.47.126:58709
Targets
-
- Target e520cb0c204d66b802b56b5be48b845ec8cebef75e03e616b44d775e47c9a4ab
- Size 1.8MB
- SHA256 e520cb0c204d66b802b56b5be48b845ec8cebef75e03e616b44d775e47c9a4ab
- MD5 5d6043048180973e9700201b2f68a1d3
- SHA1 ae6fb5325a442dfaa345e4675495196f4a04fd7d
- SHA512 2ab17f0958364f1a57693f65dbaf7388dd178689c664acc29773b3ced56b8fa51a0fe7a6d7d881b239524f2c216a0202fe41e55ed6bd69ee9dfd1c41c63a43c9
- SSDEEP 49152:gKOcDTMmT0jXeVXpHKlBfk2m2WvPufy/WvqsaRgjuXgUPR:HOc7TcOiwiy/t+juQUJ
- MD5 SHA1 SHA512 SSDEEP
Modifies firewall policy service
PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
RedLine payload
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Modifies boot configuration data using bcdedit
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Downloads MZ/PE file
Drops file in Drivers directory
Modifies Installed Components in the registry
Sets service image path in registry
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Drops startup file
Executes dropped EXE
Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Loads dropped DLL
Modifies system executable filetype association
Registers COM server for autorun
Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks for any installed AV software in registry
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
Drops Chrome extension
Drops desktop.ini file(s)
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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.
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
4Registry Run Keys / Startup Folder
4Create 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
3Disable or Modify Tools
3Modify Registry
10Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2