General
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Target
a6d21fe6568d8e0768ace884cefb35fc7ae49240147f3ec33de0e7f91a9983b8
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Size
3.7MB
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Sample
220312-b57ppseab2
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MD5
994ae292d05434f3c9035626df467b05
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SHA1
10176048230b7166e45365ef94391d9c8a033e9f
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SHA256
a6d21fe6568d8e0768ace884cefb35fc7ae49240147f3ec33de0e7f91a9983b8
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SHA512
6d21446e10fa440a0db95c9cefc3b698b0daa518d0514db8e5a967bc3ee7362a36db1b5621d6a50c81c5a9aebb5b64c338205a967dfda116624c6aa868832277
Static task
static1
Behavioral task
behavioral1
Sample
a6d21fe6568d8e0768ace884cefb35fc7ae49240147f3ec33de0e7f91a9983b8.exe
Resource
win7-20220311-en
Malware Config
Extracted
http://62.204.41.71/cs/SkyDrive.oo
Extracted
http://62.204.41.71/cs/Fax.oo
Extracted
http://62.204.41.71/cs/RED.oo
Extracted
http://62.204.41.71/Offer/Offer.oo
Extracted
redline
Cana
176.111.174.254:56328
Extracted
redline
Ani
detuyaluro.xyz:80
Extracted
tofsee
patmushta.info
ovicrush.cn
Extracted
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
Extracted
redline
Lyla2
bonezarisor.xyz:80
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auth_value
de2a98abc502b86b809fbc366af9256a
Targets
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Target
a6d21fe6568d8e0768ace884cefb35fc7ae49240147f3ec33de0e7f91a9983b8
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Size
3.7MB
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MD5
994ae292d05434f3c9035626df467b05
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SHA1
10176048230b7166e45365ef94391d9c8a033e9f
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SHA256
a6d21fe6568d8e0768ace884cefb35fc7ae49240147f3ec33de0e7f91a9983b8
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SHA512
6d21446e10fa440a0db95c9cefc3b698b0daa518d0514db8e5a967bc3ee7362a36db1b5621d6a50c81c5a9aebb5b64c338205a967dfda116624c6aa868832277
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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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OnlyLogger Payload
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Vidar Stealer
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Creates new service(s)
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies Windows Firewall
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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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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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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 NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v6
Persistence
Modify Existing Service
2New Service
1Hidden Files and Directories
2Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
3Disabling Security Tools
1Hidden Files and Directories
2Install Root Certificate
1