General
-
Target
file.exe
-
Size
978KB
-
Sample
231016-cwv5zsbc21
-
MD5
afca0ee610c92a08b7d8495d24d14def
-
SHA1
49b1e8deae526a323fa5ac736cb854e7f9451338
-
SHA256
69670e46eaa4c19d38868f7db5c23af2a6dd2d711f1cfd694f70e2d907b57990
-
SHA512
40af4c036cc29187278fe02ac6c56480d0fcc5b88d327ecf08a0e4053fd7bcbe141c43c54df070a959d280e8b2410e5da51bbeadd0b3be8bf52194fe297cc840
-
SSDEEP
24576:ay+YYQFN53a9sQI7NbACEtKhmeYh1cVB25/6/:h+VQF3ZmCEUhk8e5/
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
redline
breha
77.91.124.55:19071
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
amadey
3.89
http://77.91.124.1/theme/index.php
-
install_dir
fefffe8cea
-
install_file
explothe.exe
-
strings_key
36a96139c1118a354edf72b1080d4b2f
Extracted
redline
kukish
77.91.124.55:19071
Extracted
redline
pixelscloud2.0
85.209.176.128:80
Extracted
redline
@ytlogsbot
185.216.70.238:37515
Targets
-
-
Target
file.exe
-
Size
978KB
-
MD5
afca0ee610c92a08b7d8495d24d14def
-
SHA1
49b1e8deae526a323fa5ac736cb854e7f9451338
-
SHA256
69670e46eaa4c19d38868f7db5c23af2a6dd2d711f1cfd694f70e2d907b57990
-
SHA512
40af4c036cc29187278fe02ac6c56480d0fcc5b88d327ecf08a0e4053fd7bcbe141c43c54df070a959d280e8b2410e5da51bbeadd0b3be8bf52194fe297cc840
-
SSDEEP
24576:ay+YYQFN53a9sQI7NbACEtKhmeYh1cVB25/6/:h+VQF3ZmCEUhk8e5/
-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload
-
SectopRAT payload
-
Looks for VirtualBox Guest Additions in registry
-
Downloads MZ/PE file
-
Looks for VMWare Tools registry key
-
Modifies Windows Firewall
-
.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
-
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
-
Loads dropped DLL
-
Uses the VBS compiler for execution
-
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.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
-
Drops file in System32 directory
-
Suspicious use of SetThreadContext
-
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
4Scripting
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2