General
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Target
http://acerfans.ru
-
Sample
240526-dcf3dscc8t
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
http://acerfans.ru
Resource
win10v2004-20240508-en
Malware Config
Extracted
https://opensun.monster/25052.bs64
Extracted
stealc
Extracted
vidar
https://steamcommunity.com/profiles/76561199689717899
https://t.me/copterwin
-
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0
Extracted
djvu
http://cajgtus.com/lancer/get.php
-
extension
.veza
-
offline_id
EGfa5svnSGFJka7LZBQoqff0QtO1IpTauoDvGvt1
- payload_url
-
ransomnote
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Extracted
redline
LogsDiller Cloud (Telegram: @logsdillabot)
5.42.65.115:40551
Extracted
risepro
147.45.47.126:58709
Extracted
amadey
4.21
0e6740
http://147.45.47.155
-
install_dir
9217037dc9
-
install_file
explortu.exe
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strings_key
8e894a8a4a3d0da8924003a561cfb244
-
url_paths
/ku4Nor9/index.php
Extracted
amadey
4.21
49e482
http://147.45.47.70
-
install_dir
1b29d73536
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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
lumma
https://roomabolishsnifftwk.shop/api
https://museumtespaceorsp.shop/api
https://buttockdecarderwiso.shop/api
https://averageaattractiionsl.shop/api
https://femininiespywageg.shop/api
https://civilianurinedtsraov.shop/api
https://employhabragaomlsp.shop/api
https://stalfbaclcalorieeis.shop/api
Targets
-
-
Target
http://acerfans.ru
-
Detect Vidar Stealer
-
Detected Djvu ransomware
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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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XMRig Miner payload
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Grants admin privileges
Uses net.exe to modify the user's privileges.
-
Identifies VirtualBox via ACPI registry values (likely anti-VM)
-
Modifies boot configuration data using bcdedit
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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
-
Modifies Windows Firewall
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Possible privilege escalation attempt
-
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 file permissions
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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.
-
Accesses Microsoft Outlook profiles
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Creates a large amount of network flows
This may indicate a network scan to discover remotely running services.
-
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.
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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
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1System Services
2Service Execution
2Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
4Windows Service
4Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
4Windows Service
4Scheduled Task/Job
1Defense Evasion
File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
4Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2