General
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Target
a4d932b3e26cfcd75ca8f634104529edb514bcfbd1e60f80053e89dcfdb3519f
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Size
318KB
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Sample
220115-b4a94scbgl
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MD5
b5b0b211db2cc4d5aafa0b369c651706
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SHA1
b45da76bd8c44d06829442e80733f6ecfdd81ec2
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SHA256
a4d932b3e26cfcd75ca8f634104529edb514bcfbd1e60f80053e89dcfdb3519f
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SHA512
b890dc08c802990912f88119623832367bd0a1920eab6ba3a841e3ecdb5ea3f875c730738d21b09fe1fb0b04d5efb6a101863b53747493f2e46deab3a329d50d
Static task
static1
Behavioral task
behavioral1
Sample
a4d932b3e26cfcd75ca8f634104529edb514bcfbd1e60f80053e89dcfdb3519f.exe
Resource
win10-en-20211208
Malware Config
Extracted
smokeloader
2020
http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
Extracted
arkei
Default
http://file-file-host4.com/tratata.php
Extracted
tofsee
patmushta.info
parubey.info
Targets
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Target
a4d932b3e26cfcd75ca8f634104529edb514bcfbd1e60f80053e89dcfdb3519f
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Size
318KB
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MD5
b5b0b211db2cc4d5aafa0b369c651706
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SHA1
b45da76bd8c44d06829442e80733f6ecfdd81ec2
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SHA256
a4d932b3e26cfcd75ca8f634104529edb514bcfbd1e60f80053e89dcfdb3519f
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SHA512
b890dc08c802990912f88119623832367bd0a1920eab6ba3a841e3ecdb5ea3f875c730738d21b09fe1fb0b04d5efb6a101863b53747493f2e46deab3a329d50d
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Suspicious use of NtCreateProcessExOtherParentProcess
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suricata: ET MALWARE Possible Dridex Download URI Struct with no referer
suricata: ET MALWARE Possible Dridex Download URI Struct with no referer
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suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
suricata: ET MALWARE Sharik/Smoke CnC Beacon 11
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suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)
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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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suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil
suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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Arkei Stealer Payload
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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XMRig Miner Payload
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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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Sets service image path in registry
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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 Enterprise v6
Persistence
Modify Existing Service
1New Service
1Registry Run Keys / Startup Folder
1Defense Evasion
Disabling Security Tools
1Modify Registry
2Virtualization/Sandbox Evasion
1Web Service
1