General
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Target
2c7373ab965995304bd8b007f66ebad2
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Size
134KB
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Sample
210926-wn2scafca5
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MD5
2c7373ab965995304bd8b007f66ebad2
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SHA1
48a6f884b3a5fd51a371f900cbdb1b8651af72b4
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SHA256
89e3b00acfc8b0904398665280312cf9a2b426db3eb77b2e5303131de48a2dde
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SHA512
52f52a8c42f40fa6fab49cd303a310cd23513439e97e669b92aaec4a78baa60cebed9b66254770d1fcb6c5783e08d90422b17836ee7175effc0f935fa4cbea4e
Static task
static1
Behavioral task
behavioral1
Sample
2c7373ab965995304bd8b007f66ebad2.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
2c7373ab965995304bd8b007f66ebad2.exe
Resource
win10-en-20210920
Malware Config
Extracted
smokeloader
2020
http://govsurplusstore.com/upload/
http://best-forsale.com/upload/
http://chmxnautoparts.com/upload/
http://kwazone.com/upload/
Extracted
redline
paladin
94.26.228.204:32917
Targets
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Target
2c7373ab965995304bd8b007f66ebad2
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Size
134KB
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MD5
2c7373ab965995304bd8b007f66ebad2
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SHA1
48a6f884b3a5fd51a371f900cbdb1b8651af72b4
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SHA256
89e3b00acfc8b0904398665280312cf9a2b426db3eb77b2e5303131de48a2dde
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SHA512
52f52a8c42f40fa6fab49cd303a310cd23513439e97e669b92aaec4a78baa60cebed9b66254770d1fcb6c5783e08d90422b17836ee7175effc0f935fa4cbea4e
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Detected Djvu ransomware
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v6
Defense Evasion
File and Directory Permissions Modification
1Install Root Certificate
1Modify Registry
2Virtualization/Sandbox Evasion
1Web Service
1