General
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Target
9ca638f14151199cc1844cf345642818.exe
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Size
340KB
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Sample
211029-nrpceshhfk
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MD5
9ca638f14151199cc1844cf345642818
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SHA1
36a0452c492215f48240506dfc1b49d270450ab5
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SHA256
562207163defcad653f4332b78ae7b6a9ff9c06b5be005e7f7da30420e788c53
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SHA512
a1c9d232fda5e01dec0d3adfaa22969f7cf3c1c9b51dc9cd28b2ac1ec8d504722a3d58644116bee985f4b80d1bab8127c1c0ecc7a4a8c43dd3d336e45de5a290
Static task
static1
Behavioral task
behavioral1
Sample
9ca638f14151199cc1844cf345642818.exe
Resource
win7-en-20211014
Behavioral task
behavioral2
Sample
9ca638f14151199cc1844cf345642818.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/
http://193.56.146.214/
https://193.56.146.214/
Extracted
vidar
41.6
754
https://mas.to/@lilocc
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profile_id
754
Extracted
redline
21321313
93.115.20.139:28978
Extracted
redline
SafeInstaller
185.183.32.161:80
Extracted
raccoon
68e2d75238f7c69859792d206401b6bde2b2515c
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url4cnc
http://telegalive.top/agrybirdsgamerept
http://toptelete.top/agrybirdsgamerept
http://telegraf.top/agrybirdsgamerept
https://t.me/agrybirdsgamerept
Extracted
redline
z0rm1on
185.215.113.94:15564
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
raccoon
9b47742e621d3b0f1b0b79db6ed26e2c33328c05
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url4cnc
http://telegalive.top/ustavshiy1
http://toptelete.top/ustavshiy1
http://telegraf.top/ustavshiy1
https://t.me/ustavshiy1
Extracted
vidar
41.6
706
https://mas.to/@lilocc
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profile_id
706
Extracted
vidar
41.6
936
https://mas.to/@lilocc
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profile_id
936
Extracted
vidar
41.5
517
https://mas.to/@xeroxxx
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profile_id
517
Targets
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Target
9ca638f14151199cc1844cf345642818.exe
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Size
340KB
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MD5
9ca638f14151199cc1844cf345642818
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SHA1
36a0452c492215f48240506dfc1b49d270450ab5
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SHA256
562207163defcad653f4332b78ae7b6a9ff9c06b5be005e7f7da30420e788c53
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SHA512
a1c9d232fda5e01dec0d3adfaa22969f7cf3c1c9b51dc9cd28b2ac1ec8d504722a3d58644116bee985f4b80d1bab8127c1c0ecc7a4a8c43dd3d336e45de5a290
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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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Turns off Windows Defender SpyNet reporting
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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 Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
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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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Nirsoft
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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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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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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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