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General
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Target
b527ee3844f3dcdc1defb55985aaa71c6a34acce21026e04aa0ad5007c0abe6c
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Size
1.8MB
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Sample
240519-b2dmfsbf7v
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MD5
c1ed4a5c33b1df59799ab6eab0f5cf3e
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SHA1
fa2212fb0f9252f1cdb3b5358acfabe915d43341
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SHA256
b527ee3844f3dcdc1defb55985aaa71c6a34acce21026e04aa0ad5007c0abe6c
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SHA512
6b5630d5c7134b87431d2944f9b1329d382876fd97036e89080451e8883695ddbab1143fca1c05d7db452c909c9da8486314e29555adcb2db93dac6d6c2cbf78
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SSDEEP
49152:Ixqk382c3Kt5LPVCraojn/+IbLgD/iUufoU/h0:Id3813CLPwPj/vXgD/SoO
Static task
static1
Behavioral task
behavioral1
Sample
b527ee3844f3dcdc1defb55985aaa71c6a34acce21026e04aa0ad5007c0abe6c.exe
Resource
win7-20240508-en
Malware Config
Extracted
https://d22hce23hy1ej9.cloudfront.net/load/th.php?a=2836&c=1002
Extracted
https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=458&c=1002
Extracted
https://d22hce23hy1ej9.cloudfront.net/load/dl.php?id=444&c=1002
Extracted
amadey
4.20
c767c0
http://5.42.96.7
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install_dir
7af68cdb52
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install_file
axplons.exe
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strings_key
e2ce58e78f631ed97d01fe7b70e85d5e
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url_paths
/zamo7h/index.php
Extracted
redline
1
185.215.113.67:26260
Extracted
redline
Vic
beshomandotestbesnd.run.place:1111
Extracted
xworm
127.0.0.1:7000
beshomandotestbesnd.run.place:7000
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Install_directory
%ProgramData%
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install_file
taskmgr.exe
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telegram
https://api.telegram.org/bot2128988424:AAEkYnwvOQA95riqRZwlqBxg4GV-odRNOyo/sendMessage?chat_id=966649672
Targets
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Target
b527ee3844f3dcdc1defb55985aaa71c6a34acce21026e04aa0ad5007c0abe6c
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Size
1.8MB
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MD5
c1ed4a5c33b1df59799ab6eab0f5cf3e
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SHA1
fa2212fb0f9252f1cdb3b5358acfabe915d43341
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SHA256
b527ee3844f3dcdc1defb55985aaa71c6a34acce21026e04aa0ad5007c0abe6c
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SHA512
6b5630d5c7134b87431d2944f9b1329d382876fd97036e89080451e8883695ddbab1143fca1c05d7db452c909c9da8486314e29555adcb2db93dac6d6c2cbf78
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SSDEEP
49152:Ixqk382c3Kt5LPVCraojn/+IbLgD/iUufoU/h0:Id3813CLPwPj/vXgD/SoO
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Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
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Detect Xworm Payload
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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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SectopRAT payload
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Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
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Detects Windows executables referencing non-Windows User-Agents
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Detects executables (downlaoders) containing URLs to raw contents of a paste
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Detects executables containing artifacts associated with disabling Widnows Defender
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Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
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Detects executables packed with unregistered version of .NET Reactor
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Detects executables using Telegram Chat Bot
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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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
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Drops file in Drivers directory
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Modifies Windows Firewall
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Possible attempt to disable PatchGuard
Rootkits can use kernel patching to embed themselves in an operating system.
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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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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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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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
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1System Services
2Service Execution
2Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled Task/Job
1Defense Evasion
Impair Defenses
5Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
4Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2