General
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Target
9589a5245d4bf531062907595fc257b4e9bebd27a430a29b14f01c236b9481fd
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Size
3.7MB
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Sample
220312-hrdysshcd9
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MD5
404b28f920daf3164c071c81a1e949b2
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SHA1
e0f5e44af208ab9a41a0546a9362cd407b0474cc
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SHA256
9589a5245d4bf531062907595fc257b4e9bebd27a430a29b14f01c236b9481fd
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SHA512
d19736d832ca3091f5d94ba15c578519b3af4cfe31f3b7ffbbd07fdf8cc9f8b21ae797528f2f3d3082198c9a1269004e3d68cc1a9032108c03f391e220ad1ff9
Static task
static1
Behavioral task
behavioral1
Sample
9589a5245d4bf531062907595fc257b4e9bebd27a430a29b14f01c236b9481fd.exe
Resource
win7-20220310-en
Malware Config
Extracted
smokeloader
2020
http://conceitosseg.com/upload/
http://integrasidata.com/upload/
http://ozentekstil.com/upload/
http://finbelportal.com/upload/
http://telanganadigital.com/upload/
Extracted
redline
Cana
176.111.174.254:56328
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
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
Extracted
redline
Ani
detuyaluro.xyz:80
Extracted
tofsee
patmushta.info
ovicrush.cn
Targets
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Target
9589a5245d4bf531062907595fc257b4e9bebd27a430a29b14f01c236b9481fd
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Size
3.7MB
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MD5
404b28f920daf3164c071c81a1e949b2
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SHA1
e0f5e44af208ab9a41a0546a9362cd407b0474cc
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SHA256
9589a5245d4bf531062907595fc257b4e9bebd27a430a29b14f01c236b9481fd
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SHA512
d19736d832ca3091f5d94ba15c578519b3af4cfe31f3b7ffbbd07fdf8cc9f8b21ae797528f2f3d3082198c9a1269004e3d68cc1a9032108c03f391e220ad1ff9
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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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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Blocklisted process makes network request
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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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Possible privilege escalation attempt
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Stops running service(s)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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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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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
3New Service
1Hidden Files and Directories
2Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
4Disabling Security Tools
1Virtualization/Sandbox Evasion
1Hidden Files and Directories
2Impair Defenses
1File Permissions Modification
1Install Root Certificate
1