General
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Target
2638e63412b1a0099b99daa8768f405a18c840547edf2ee911950e3cdd162b1e
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Size
262KB
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Sample
220505-ysn36abdgj
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MD5
731c059669f91d4e060cff3445ccfaf8
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SHA1
ca87a62d6ad38c47b2cfa3a1d0cd851c23700f3d
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SHA256
2638e63412b1a0099b99daa8768f405a18c840547edf2ee911950e3cdd162b1e
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SHA512
19c20ddcdbe04acab7f79a4271a5e28525c1a4ad3934571ae9e2a83a220b15ef3594ce839de29ffd1b9e761caa65ba0728d2a8204b2d9004bcaa9ddb0c09f7f7
Static task
static1
Behavioral task
behavioral1
Sample
2638e63412b1a0099b99daa8768f405a18c840547edf2ee911950e3cdd162b1e.exe
Resource
win10-20220414-en
Malware Config
Extracted
smokeloader
2020
http://monsutiur4.com/
http://nusurionuy5ff.at/
http://moroitomo4.net/
http://susuerulianita1.net/
http://cucumbetuturel4.com/
http://nunuslushau.com/
http://linislominyt11.at/
http://luxulixionus.net/
http://lilisjjoer44.com/
http://nikogminut88.at/
http://limo00ruling.org/
http://mini55tunul.com/
http://samnutu11nuli.com/
http://nikogkojam.org/
Extracted
djvu
http://ugll.org/lancer/get.php
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extension
.egfg
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offline_id
QcVY9rkapJoL3nQkZAsvfTFVYLmscrM1v1QxGWt1
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payload_url
http://zerit.top/dl/build2.exe
http://ugll.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
52
937
https://t.me/hollandracing
https://busshi.moe/@ronxik321
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profile_id
937
Extracted
vidar
52
517
https://t.me/hollandracing
https://busshi.moe/@ronxik321
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profile_id
517
Targets
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Target
2638e63412b1a0099b99daa8768f405a18c840547edf2ee911950e3cdd162b1e
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Size
262KB
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MD5
731c059669f91d4e060cff3445ccfaf8
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SHA1
ca87a62d6ad38c47b2cfa3a1d0cd851c23700f3d
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SHA256
2638e63412b1a0099b99daa8768f405a18c840547edf2ee911950e3cdd162b1e
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SHA512
19c20ddcdbe04acab7f79a4271a5e28525c1a4ad3934571ae9e2a83a220b15ef3594ce839de29ffd1b9e761caa65ba0728d2a8204b2d9004bcaa9ddb0c09f7f7
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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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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
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suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download
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suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key
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suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload
suricata: ET MALWARE Win32/Vodkagats Loader Requesting 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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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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Accesses Microsoft Outlook profiles
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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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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 SetThreadContext
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