General
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Target
file.exe
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Size
1.3MB
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Sample
231024-p4l89sda5x
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MD5
4be5a608b4d35960795a412fb4aa396c
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SHA1
30e56d3901b47e0543d640de27926f25fc27f03c
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SHA256
fca622d2096af6d499789c6ae2afb61575c07fe93e62af79d33f5890f77e842e
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SHA512
e9bb712e59f76c00ccb343f32c8e826eb5cba8ca1634d13102ee557faf6e4b0281932113ab0913d59f127db3aec60ab901c0a5b5f9164f6e1ce92048e94448f0
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SSDEEP
24576:1ybKa+UsJQQN8cTVvN6Th2kqeyGZfgxHDwvVF75LFPJrqxB4kD+4N:Q+aVsPVwFVqey0IxHEDhoD+
Static task
static1
Malware Config
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
grome
77.91.124.86:19084
Extracted
amadey
3.89
http://77.91.124.1/theme/index.php
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Extracted
redline
kinza
77.91.124.86:19084
Targets
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Target
file.exe
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Size
1.3MB
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MD5
4be5a608b4d35960795a412fb4aa396c
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SHA1
30e56d3901b47e0543d640de27926f25fc27f03c
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SHA256
fca622d2096af6d499789c6ae2afb61575c07fe93e62af79d33f5890f77e842e
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SHA512
e9bb712e59f76c00ccb343f32c8e826eb5cba8ca1634d13102ee557faf6e4b0281932113ab0913d59f127db3aec60ab901c0a5b5f9164f6e1ce92048e94448f0
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SSDEEP
24576:1ybKa+UsJQQN8cTVvN6Th2kqeyGZfgxHDwvVF75LFPJrqxB4kD+4N:Q+aVsPVwFVqey0IxHEDhoD+
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Glupteba 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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Suspicious use of NtCreateUserProcessOtherParentProcess
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Modifies boot configuration data using bcdedit
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Blocklisted process makes network request
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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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Stops running service(s)
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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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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
3Windows Service
3Scheduled 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 Tools
3Modify Registry
6Subvert Trust Controls
1Install Root Certificate
1