General
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Target
f31ed4651710cc9e09596aaf91fb29455fc02002f16bb98053cb9c57c63dac52
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Size
184KB
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Sample
211028-dnlr1shag6
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MD5
b4950810285467a4fc9eff5d731f8cdc
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SHA1
8e593555b71aaa64315d554bffcf8cb3c46f83c7
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SHA256
f31ed4651710cc9e09596aaf91fb29455fc02002f16bb98053cb9c57c63dac52
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SHA512
abf52a7fb543d28d4481e16239409f93f5229f00356155820239e3adfa5634ea6ae721284d0e0bffb507ebf3d5a403eac653167e8862fc871d4409c34d0041aa
Static task
static1
Behavioral task
behavioral1
Sample
f31ed4651710cc9e09596aaf91fb29455fc02002f16bb98053cb9c57c63dac52.exe
Resource
win10-en-20210920
Malware Config
Extracted
smokeloader
2020
http://xacokuo8.top/
http://hajezey1.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
999323
93.115.20.139:28978
Extracted
amadey
2.70
185.215.113.45/g4MbvE/index.php
Extracted
vidar
41.6
754
https://mas.to/@lilocc
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profile_id
754
Extracted
redline
SafeInstaller
185.183.32.161:80
Extracted
raccoon
60e59be328fbd2ebac1839ea99411dccb00a6f49
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url4cnc
http://telegin.top/agrybirdsgamerept
http://ttmirror.top/agrybirdsgamerept
http://teletele.top/agrybirdsgamerept
http://telegalive.top/agrybirdsgamerept
http://toptelete.top/agrybirdsgamerept
http://telegraf.top/agrybirdsgamerept
https://t.me/agrybirdsgamerept
Extracted
djvu
http://rlrz.org/lancer/get.php
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extension
.rivd
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offline_id
WbO7bkwHxaepEmevfYYUBNgcxNJGpd7hoNKokRt1
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payload_url
http://znpst.top/dl/build2.exe
http://rlrz.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
41.6
706
https://mas.to/@lilocc
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profile_id
706
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Targets
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Target
f31ed4651710cc9e09596aaf91fb29455fc02002f16bb98053cb9c57c63dac52
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Size
184KB
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MD5
b4950810285467a4fc9eff5d731f8cdc
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SHA1
8e593555b71aaa64315d554bffcf8cb3c46f83c7
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SHA256
f31ed4651710cc9e09596aaf91fb29455fc02002f16bb98053cb9c57c63dac52
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SHA512
abf52a7fb543d28d4481e16239409f93f5229f00356155820239e3adfa5634ea6ae721284d0e0bffb507ebf3d5a403eac653167e8862fc871d4409c34d0041aa
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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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Suspicious use of NtCreateProcessExOtherParentProcess
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Bazar/Team9 Loader payload
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Vidar Stealer
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Blocklisted process makes network request
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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 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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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Registry Run Keys / Startup Folder
1Scheduled Task
1Hidden Files and Directories
1Defense Evasion
File Permissions Modification
1Modify Registry
2Install Root Certificate
1Hidden Files and Directories
1