General
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Target
17f251b670362205c64fed16ec986cd89335721b2f6907573da39ef4e61cc397
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Size
4.5MB
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Sample
220222-srsr3aade2
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MD5
d5afe89d2822b4894b62da15495083b1
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SHA1
a5f0f6086bf0cf0f432f6d2984e85ef9f562a933
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SHA256
17f251b670362205c64fed16ec986cd89335721b2f6907573da39ef4e61cc397
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SHA512
d46ac50d2b79a53d7e809441dce9bf40cf8cf05d95b373663425f80645fe5dcb79f09f0c18731b97bec4c11f3dd0e3bfcecc4b68e01f6e77388254bec6113be2
Static task
static1
Behavioral task
behavioral1
Sample
17f251b670362205c64fed16ec986cd89335721b2f6907573da39ef4e61cc397.exe
Resource
win7-en-20211208
Malware Config
Extracted
vidar
39.4
706
https://sergeevih43.tumblr.com/
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profile_id
706
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
redline
DomAni
varinnitof.xyz:80
Targets
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Target
17f251b670362205c64fed16ec986cd89335721b2f6907573da39ef4e61cc397
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Size
4.5MB
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MD5
d5afe89d2822b4894b62da15495083b1
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SHA1
a5f0f6086bf0cf0f432f6d2984e85ef9f562a933
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SHA256
17f251b670362205c64fed16ec986cd89335721b2f6907573da39ef4e61cc397
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SHA512
d46ac50d2b79a53d7e809441dce9bf40cf8cf05d95b373663425f80645fe5dcb79f09f0c18731b97bec4c11f3dd0e3bfcecc4b68e01f6e77388254bec6113be2
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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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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
1Registry Run Keys / Startup Folder
1Scheduled Task
1Defense Evasion
Modify Registry
3Disabling Security Tools
1Virtualization/Sandbox Evasion
1Install Root Certificate
1