General
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Target
file.exe
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Size
1.4MB
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Sample
231003-rxelysbf8s
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MD5
a0954dcc5c5a6b3a2e945b5da27d605f
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SHA1
7cbac1343a1cb299dd003915585848529ed7eeaa
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SHA256
e920970ed1de88fb55f521007c10e12a677a5f43523cb4a73e10e2c70735d8e2
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SHA512
ed0268da7e6cad2d685a9bbcc75c58d34b2acd9da9cc6685971fd5694eda639a8e11b16c1ccf2c08c983627a295252877f098ce21ef8e37df55247264c018c57
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SSDEEP
24576:UyokEU35PYRARCWqRHUtWJ+bMsLh3MQhm57A9W6K/XBjGQn79KsnkN/NRc73:jokEUJPTCKWn2hcQhu76K/XBjGQn5KNl
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230831-en
Malware Config
Extracted
redline
frant
77.91.124.55:19071
Extracted
smokeloader
2022
http://77.91.68.29/fks/
Extracted
redline
gigant
77.91.124.55:19071
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
jordan
77.91.124.55:19071
Extracted
smokeloader
up3
Extracted
redline
@ytlogsbot
176.123.4.46:33783
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auth_value
295b226f1b63bcd55148625381b27b19
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Targets
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Target
file.exe
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Size
1.4MB
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MD5
a0954dcc5c5a6b3a2e945b5da27d605f
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SHA1
7cbac1343a1cb299dd003915585848529ed7eeaa
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SHA256
e920970ed1de88fb55f521007c10e12a677a5f43523cb4a73e10e2c70735d8e2
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SHA512
ed0268da7e6cad2d685a9bbcc75c58d34b2acd9da9cc6685971fd5694eda639a8e11b16c1ccf2c08c983627a295252877f098ce21ef8e37df55247264c018c57
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SSDEEP
24576:UyokEU35PYRARCWqRHUtWJ+bMsLh3MQhm57A9W6K/XBjGQn79KsnkN/NRc73:jokEUJPTCKWn2hcQhu76K/XBjGQn5KNl
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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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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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Downloads MZ/PE file
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Modifies Windows Firewall
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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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Uses the VBS compiler for execution
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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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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
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Scripting
1