General
- Target 855ef295af1163abcc89b1874a0cbf47844f7d8fc67f72d7db4cde924cee7dfd
- Size 1.8MB
- Sample240612-btsfmsxflk
- SHA256 855ef295af1163abcc89b1874a0cbf47844f7d8fc67f72d7db4cde924cee7dfd
- MD5 4e1df9dc35cb29d13b75a457599174b8
- SHA1 62ad64f0c122e1c79a2a9e950d910541ef3a20a5
- SHA512 0369c183841567d4daaa68e820e3e6f483dfcdd6859846c10f1d434e31163dc145112c9130807b53af57c1cb6a1ffba65f7a876d783432eabdb673323a0f22f1
- SSDEEP 49152:iWHvMPaHz6KAOyXLJ7RxFWTOmKScvmBRgutzsSz/vC:TUP2zMfRGCvmBuulvvC
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
855ef295af1163abcc89b1874a0cbf47844f7d8fc67f72d7db4cde924cee7dfd.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
855ef295af1163abcc89b1874a0cbf47844f7d8fc67f72d7db4cde924cee7dfd.exe
Resource
win11-20240611-en
Malware Config
Extracted
-
amadey
-
8254624243
-
e76b71
-
http://77.91.77.81
-
install_dir
8254624243
-
install_file
axplong.exe
-
strings_key
90049e51fabf09df0d6748e0b271922e
-
url_paths
/Kiru9gu/index.php
Extracted
-
redline
-
newbild
-
185.215.113.67:40960
Extracted
-
redline
-
@LOGSCLOUDYT_BOT
-
185.172.128.33:8970
Extracted
-
redline
-
LiveTraffic
-
4.185.27.237:13528
Extracted
-
amadey
-
4.19
-
8fc809
-
http://nudump.com
-
http://otyt.ru
-
http://selltix.org
-
install_dir
b739b37d80
-
install_file
Dctooux.exe
-
strings_key
65bac8d4c26069c29f1fd276f7af33f3
-
url_paths
/forum/index.php
/forum2/index.php
/forum3/index.php
Targets
-
- Target 855ef295af1163abcc89b1874a0cbf47844f7d8fc67f72d7db4cde924cee7dfd
- Size 1.8MB
- SHA256 855ef295af1163abcc89b1874a0cbf47844f7d8fc67f72d7db4cde924cee7dfd
- MD5 4e1df9dc35cb29d13b75a457599174b8
- SHA1 62ad64f0c122e1c79a2a9e950d910541ef3a20a5
- SHA512 0369c183841567d4daaa68e820e3e6f483dfcdd6859846c10f1d434e31163dc145112c9130807b53af57c1cb6a1ffba65f7a876d783432eabdb673323a0f22f1
- SSDEEP 49152:iWHvMPaHz6KAOyXLJ7RxFWTOmKScvmBRgutzsSz/vC:TUP2zMfRGCvmBuulvvC
- MD5 SHA1 SHA512 SSDEEP
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.
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
RedLine payload
Grants admin privileges
Uses net.exe to modify the user's privileges.
Identifies VirtualBox via ACPI registry values (likely anti-VM)
XMRig Miner payload
Blocklisted process makes network request
Creates new service(s)
Downloads MZ/PE file
Modifies Windows Firewall
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.
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
Accesses cryptocurrency files/wallets, possible credential harvesting
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)
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.
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1System Services
2Service Execution
2Persistence
Account Manipulation
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Privilege Escalation
Account Manipulation
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
2Disable or Modify System Firewall
1Modify Registry
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2