General
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Target
415CEF68482C74FCFFF231FAFC63BF9835C72DA00E826.exe
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Size
4.6MB
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Sample
220306-ztv4jafaf5
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MD5
7f830c73c75600970921569a45de8d52
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SHA1
d1801a33c113fa63aaf798ddff9203dd8b3b793e
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SHA256
415cef68482c74fcfff231fafc63bf9835c72da00e826e753aac86f704db7ac8
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SHA512
97d3a09bb3ad0e0c458c88aa5fdcb60174036f0f5789969cf0a95dac41819b4f0ab91a19fd0f80ada681f0cd83b1822ea07b44f1c6f23b6daa46677ee5c796f8
Static task
static1
Malware Config
Extracted
socelars
http://www.iyiqian.com/
http://www.xxhufdc.top/
http://www.uefhkice.xyz/
http://www.znsjis.top/
Extracted
redline
NANANI
45.142.215.47:27643
Extracted
vidar
50.4
937
https://mastodon.online/@samsa11
https://koyu.space/@samsa2l
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profile_id
937
Extracted
vidar
40.7
706
https://petrenko96.tumblr.com/
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profile_id
706
Targets
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Target
415CEF68482C74FCFFF231FAFC63BF9835C72DA00E826.exe
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Size
4.6MB
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MD5
7f830c73c75600970921569a45de8d52
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SHA1
d1801a33c113fa63aaf798ddff9203dd8b3b793e
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SHA256
415cef68482c74fcfff231fafc63bf9835c72da00e826e753aac86f704db7ac8
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SHA512
97d3a09bb3ad0e0c458c88aa5fdcb60174036f0f5789969cf0a95dac41819b4f0ab91a19fd0f80ada681f0cd83b1822ea07b44f1c6f23b6daa46677ee5c796f8
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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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Socelars Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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OnlyLogger Payload
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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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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Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Defense Evasion
Modify Registry
2Disabling Security Tools
1Virtualization/Sandbox Evasion
1Install Root Certificate
1