General
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Target
Install.exe
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Size
5.3MB
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Sample
220913-vnszrsgba3
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MD5
77a1fa2f84779c02a44c6ce61191b3db
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SHA1
5ca344ace58ba9c35162183d58d47de6736e2b77
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SHA256
228d9379893a6e5b355112408ce0d9ca6e316c7d3989491601f06fcc9f101076
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SHA512
47943205e65f1bdfb2019096dd28b179944de054d1bccbf2a212d0425e39b8f18541e4f68c597af187c9b616a69564feec433be47cbc34f88b59d4f2139c7fff
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SSDEEP
98304:MI7TMqXo8OiMzIXlfjMXE7wbxdoIzuE5s0oB27LECbfibNImMvP45tu:Syo8O7zgA0Evoauk4+E2S2TItu
Static task
static1
Behavioral task
behavioral1
Sample
Install.exe
Resource
win7-20220812-en
Malware Config
Extracted
privateloader
http://163.123.143.4/proxies.txt
http://107.182.129.251/server.txt
pastebin.com/raw/A7dSG1te
http://wfsdragon.ru/api/setStats.php
163.123.143.12
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payload_url
https://vipsofts.xyz/files/mega.bmp
Extracted
redline
5
79.110.62.196:26277
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auth_value
febe6965b41d2583ad2bb6b5aa23cfd5
Extracted
redline
nam6.2
103.89.90.61:34589
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auth_value
4040fe7c77de89cf1a6f4cebd515c54c
Extracted
redline
@forceddd_lzt
5.182.36.101:31305
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auth_value
91ffc3d776bc56b5c410d1adf5648512
Extracted
redline
ruzki14
176.113.115.146:9582
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auth_value
688c6d70531c05d3fba22723e72366f6
Extracted
djvu
http://acacaca.org/test3/get.php
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extension
.eemv
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offline_id
5IVlpkccZlJz0AZ5atgGWVKe9CGAnXjohDf40mt1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Extracted
nymaim
208.67.104.97
85.31.46.167
Targets
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Target
Install.exe
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Size
5.3MB
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MD5
77a1fa2f84779c02a44c6ce61191b3db
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SHA1
5ca344ace58ba9c35162183d58d47de6736e2b77
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SHA256
228d9379893a6e5b355112408ce0d9ca6e316c7d3989491601f06fcc9f101076
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SHA512
47943205e65f1bdfb2019096dd28b179944de054d1bccbf2a212d0425e39b8f18541e4f68c597af187c9b616a69564feec433be47cbc34f88b59d4f2139c7fff
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SSDEEP
98304:MI7TMqXo8OiMzIXlfjMXE7wbxdoIzuE5s0oB27LECbfibNImMvP45tu:Syo8O7zgA0Evoauk4+E2S2TItu
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Detected Djvu ransomware
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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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 NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Executes dropped EXE
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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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Modifies file permissions
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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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