General
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Target
539d2e3acfc33d3bcf5a59ef14b430f3.exe
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Size
1.1MB
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Sample
231010-2s34vsgd61
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MD5
539d2e3acfc33d3bcf5a59ef14b430f3
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SHA1
c8f83ca6acc39e9accdd88913767e5ea74ba3daa
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SHA256
df1753fd9debb2a17bf35c83108a7a4c49afa5f60fcca57b189357d7d652c239
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SHA512
71edbfb6465ca772aa64f7c9f6265ed5747db213d1d48afc091a07431a4d111ce781a80b2bdc89c67fa890c7afdca3307ec6708e1edc797ebd751d4084efcee0
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SSDEEP
24576:Pybs2Lak7zNpU9NYw3q77WmdZG7VkTunkMhIfuFW1TJB:abs2+Szw9urPWmdk7VkTuHyu41TJ
Static task
static1
Behavioral task
behavioral1
Sample
539d2e3acfc33d3bcf5a59ef14b430f3.exe
Resource
win7-20230831-en
Malware Config
Extracted
redline
gruha
77.91.124.55:19071
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auth_value
2f4cf2e668a540e64775b27535cc6892
Extracted
amadey
3.89
http://77.91.124.1/theme/index.php
http://77.91.68.78/help/index.php
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install_dir
fefffe8cea
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install_file
explothe.exe
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strings_key
36a96139c1118a354edf72b1080d4b2f
Targets
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Target
539d2e3acfc33d3bcf5a59ef14b430f3.exe
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Size
1.1MB
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MD5
539d2e3acfc33d3bcf5a59ef14b430f3
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SHA1
c8f83ca6acc39e9accdd88913767e5ea74ba3daa
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SHA256
df1753fd9debb2a17bf35c83108a7a4c49afa5f60fcca57b189357d7d652c239
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SHA512
71edbfb6465ca772aa64f7c9f6265ed5747db213d1d48afc091a07431a4d111ce781a80b2bdc89c67fa890c7afdca3307ec6708e1edc797ebd751d4084efcee0
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SSDEEP
24576:Pybs2Lak7zNpU9NYw3q77WmdZG7VkTunkMhIfuFW1TJB:abs2+Szw9urPWmdk7VkTuHyu41TJ
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Detect Mystic stealer payload
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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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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
1