General
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Target
3423d8b07b01ab7fe9255772e71045ddfe367d51f086a0c04b2623e5ae134e08
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Size
3.2MB
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Sample
220222-fr5qeachb2
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MD5
109268a9c36b5ab940195724a04c5b77
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SHA1
20902ebd94422e7013c9d6f88cc37018e3754b22
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SHA256
3423d8b07b01ab7fe9255772e71045ddfe367d51f086a0c04b2623e5ae134e08
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SHA512
874984fda5e95b8d4bbac0aaa2cf6481918dbedc83d1fb46d12f05bb5379e79d4cde4000684c1f19f7aae273753d5dd36ec10ab52f66e7ca29b9b565d2970a76
Static task
static1
Behavioral task
behavioral1
Sample
3423d8b07b01ab7fe9255772e71045ddfe367d51f086a0c04b2623e5ae134e08.exe
Resource
win7-en-20211208
Malware Config
Extracted
redline
Cana
176.111.174.254:56328
Extracted
redline
ServAni
87.251.71.195:82
Extracted
smokeloader
2020
http://ppcspb.com/upload/
http://mebbing.com/upload/
http://twcamel.com/upload/
http://howdycash.com/upload/
http://lahuertasonora.com/upload/
http://kpotiques.com/upload/
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
Extracted
redline
333333
2.56.57.212:13040
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auth_value
3efa022bc816f747304fd68e5810bb78
Targets
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Target
3423d8b07b01ab7fe9255772e71045ddfe367d51f086a0c04b2623e5ae134e08
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Size
3.2MB
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MD5
109268a9c36b5ab940195724a04c5b77
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SHA1
20902ebd94422e7013c9d6f88cc37018e3754b22
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SHA256
3423d8b07b01ab7fe9255772e71045ddfe367d51f086a0c04b2623e5ae134e08
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SHA512
874984fda5e95b8d4bbac0aaa2cf6481918dbedc83d1fb46d12f05bb5379e79d4cde4000684c1f19f7aae273753d5dd36ec10ab52f66e7ca29b9b565d2970a76
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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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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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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 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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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
Defense Evasion
Modify Registry
2Disabling Security Tools
1Virtualization/Sandbox Evasion
1Install Root Certificate
1