General
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Target
file.exe
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Size
1.1MB
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Sample
231010-fdy1psah4x
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MD5
f1b6e79a6cc817e53b03defcc3fb93ad
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SHA1
4ef9a1237347349aa59ee0f42562989ff30965f9
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SHA256
9becb06f90277ce91eb40c579d6f773cec99b1ca61bcdae1fdddce754fa8dd20
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SHA512
ea003cdd09731dbad0fe41ed3c9e670e748f5b4c10d6b3f8d83d1ada7fb0276fc450721f6960c9f6571331ee7d8720fb842f4f83e30adbb6141e50a450e33c25
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SSDEEP
24576:+y71LbDTSH/5j5WMd/maLhhcq433xlCzbe3396V8PmTI/:NhLbD2BcEpUzWWd6auT
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
magia
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
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Extracted
redline
lutyr
77.91.124.55:19071
Extracted
redline
6012068394_99
https://pastebin.com/raw/8baCJyMF
Targets
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Target
file.exe
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Size
1.1MB
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MD5
f1b6e79a6cc817e53b03defcc3fb93ad
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SHA1
4ef9a1237347349aa59ee0f42562989ff30965f9
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SHA256
9becb06f90277ce91eb40c579d6f773cec99b1ca61bcdae1fdddce754fa8dd20
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SHA512
ea003cdd09731dbad0fe41ed3c9e670e748f5b4c10d6b3f8d83d1ada7fb0276fc450721f6960c9f6571331ee7d8720fb842f4f83e30adbb6141e50a450e33c25
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SSDEEP
24576:+y71LbDTSH/5j5WMd/maLhhcq433xlCzbe3396V8PmTI/:NhLbD2BcEpUzWWd6auT
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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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Detects Healer an antivirus disabler dropper
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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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Downloads MZ/PE file
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Drops file in Drivers directory
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Stops running service(s)
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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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Legitimate hosting services abused for malware hosting/C2
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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
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
1