General
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Target
2B97860AFD98DFF5BED238E2A2CE25977B50BA5356333.exe
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Size
3.9MB
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Sample
210926-1yrgksfcfr
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MD5
5de7dbf9e21b25396dad54a1c30d19e8
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SHA1
dcf97fa33c63b6ca6653f75406172d6334e46746
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SHA256
2b97860afd98dff5bed238e2a2ce25977b50ba5356333c502b8b1c61f8a73bec
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SHA512
1cb572ad084722d23ea2b8945f36aaac132ec4c0dba6ada097bfd6f05a3eb1b55039506090bcf67d6cba995c01d48c074a5ab75632e7402eb32718d1b59ef962
Static task
static1
Behavioral task
behavioral1
Sample
2B97860AFD98DFF5BED238E2A2CE25977B50BA5356333.exe
Resource
win7-en-20210920
Malware Config
Extracted
vidar
40
706
https://lenak513.tumblr.com/
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profile_id
706
Extracted
redline
pab3
185.215.113.15:61506
Extracted
smokeloader
2020
http://aucmoney.com/upload/
http://thegymmum.com/upload/
http://atvcampingtrips.com/upload/
http://kuapakualaman.com/upload/
http://renatazarazua.com/upload/
http://nasufmutlu.com/upload/
Targets
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Target
2B97860AFD98DFF5BED238E2A2CE25977B50BA5356333.exe
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Size
3.9MB
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MD5
5de7dbf9e21b25396dad54a1c30d19e8
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SHA1
dcf97fa33c63b6ca6653f75406172d6334e46746
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SHA256
2b97860afd98dff5bed238e2a2ce25977b50ba5356333c502b8b1c61f8a73bec
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SHA512
1cb572ad084722d23ea2b8945f36aaac132ec4c0dba6ada097bfd6f05a3eb1b55039506090bcf67d6cba995c01d48c074a5ab75632e7402eb32718d1b59ef962
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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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Socelars Payload
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Suspicious use of NtCreateProcessExOtherParentProcess
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suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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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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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Matrix ATT&CK v6
Defense Evasion
Modify Registry
3Disabling Security Tools
1Virtualization/Sandbox Evasion
1Install Root Certificate
1