General
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Target
db2ef30e8f821c8f00456941f5944849.exe
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Size
286KB
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Sample
211109-z4fftschfp
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MD5
db2ef30e8f821c8f00456941f5944849
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SHA1
01a08a69f1e8e6d822ece577a9ebe84a0c7f5f60
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SHA256
433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3
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SHA512
7e8a3b0a1c57b3e7e8b6bff850d5cd28bbabca63ba90bca0f7a502e3964de641004388afb1271a01e7bc34ba66d6299e487107869c4bc224bf36d6fb900e72ee
Static task
static1
Behavioral task
behavioral1
Sample
db2ef30e8f821c8f00456941f5944849.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
db2ef30e8f821c8f00456941f5944849.exe
Resource
win10-en-20211104
Malware Config
Extracted
smokeloader
2020
http://nalirou70.top/
http://xacokuo80.top/
http://nusurtal4f.net/
http://netomishnetojuk.net/
http://escalivrouter.net/
http://nick22doom4.net/
http://wrioshtivsio.su/
http://nusotiso4.su/
http://rickkhtovkka.biz/
http://palisotoliso.net/
Extracted
redline
new3
93.115.20.139:28978
Extracted
redline
SuperStar
185.215.113.29:36224
Extracted
icedid
1217670233
lakogrefop.rest
hangetilin.top
follytresh.co
zojecurf.store
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auth_var
14
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url_path
/posts/
Extracted
raccoon
8dec62c1db2959619dca43e02fa46ad7bd606400
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url4cnc
http://telegin.top/capibar
http://ttmirror.top/capibar
http://teletele.top/capibar
http://telegalive.top/capibar
http://toptelete.top/capibar
http://telegraf.top/capibar
https://t.me/capibar
Extracted
redline
1132044836
185.183.32.184:80
Extracted
djvu
http://pqkl.org/lancer/get.php
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extension
.irfk
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offline_id
7HKlLI6NrOQGMaTs5PqjvV1UcZ3VOcIeyFiH3Wt1
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payload_url
http://kotob.top/dl/build2.exe
http://pqkl.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
48.1
706
https://koyu.space/@rspich
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profile_id
706
Targets
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Target
db2ef30e8f821c8f00456941f5944849.exe
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Size
286KB
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MD5
db2ef30e8f821c8f00456941f5944849
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SHA1
01a08a69f1e8e6d822ece577a9ebe84a0c7f5f60
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SHA256
433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3
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SHA512
7e8a3b0a1c57b3e7e8b6bff850d5cd28bbabca63ba90bca0f7a502e3964de641004388afb1271a01e7bc34ba66d6299e487107869c4bc224bf36d6fb900e72ee
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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 Known Sinkhole Response Header
suricata: ET MALWARE Known Sinkhole Response Header
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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 Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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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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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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