General
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Target
file
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Size
1.0MB
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Sample
231011-q8kfxabc2y
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MD5
11038cc2513d7d4c924159ec25167083
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SHA1
3fb85453b48509f4fee9cb09531226141c6d5986
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SHA256
b91e194b54f8687fcff406fe9755ac5e4c9349f782c93221eae5f74ddb6d9ed7
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SHA512
0bf62c47a7bbed0ad27855606c4347dec8542e84d6c7bc5c440d0754cb647c4d7a33a8bb8f4e796d134e85adb228faf52b93fad386a01dde6e0227ea6d83259d
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SSDEEP
24576:8ywJT/qEaXG7kkdi0eY+JBGyOAgFGZUpO:r8TSDQkspZ+rGyOZ2
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
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Extracted
redline
kukish
77.91.124.55:19071
Targets
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Target
file
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Size
1.0MB
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MD5
11038cc2513d7d4c924159ec25167083
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SHA1
3fb85453b48509f4fee9cb09531226141c6d5986
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SHA256
b91e194b54f8687fcff406fe9755ac5e4c9349f782c93221eae5f74ddb6d9ed7
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SHA512
0bf62c47a7bbed0ad27855606c4347dec8542e84d6c7bc5c440d0754cb647c4d7a33a8bb8f4e796d134e85adb228faf52b93fad386a01dde6e0227ea6d83259d
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SSDEEP
24576:8ywJT/qEaXG7kkdi0eY+JBGyOAgFGZUpO:r8TSDQkspZ+rGyOZ2
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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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Downloads MZ/PE file
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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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Adds Run key to start application
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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
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1