General
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Target
39abfb1b153642c7b283e6a8f27d43a53fdba31a1577721e32b63c41c0547ff2
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Size
273KB
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Sample
220108-fzl82adbhk
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MD5
95bd70484fd8814670705536b9723809
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SHA1
0153b746584bdc57a1eab1f4a6d3db0efde449f5
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SHA256
39abfb1b153642c7b283e6a8f27d43a53fdba31a1577721e32b63c41c0547ff2
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SHA512
c3d267d3acd77884b1937bef6dd4024bf28004f0331ad63f6de1d1d1212c42946a2a2aa85d0a474ccceb05f8a72ac3c0ca0b93102ee7b366570939327ca51afb
Static task
static1
Behavioral task
behavioral1
Sample
39abfb1b153642c7b283e6a8f27d43a53fdba31a1577721e32b63c41c0547ff2.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
tofsee
patmushta.info
parubey.info
Extracted
raccoon
10da56e7e71e97bdc1f36eb76813bbc3231de7e4
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url4cnc
http://194.180.174.53/capibar
http://91.219.236.18/capibar
http://194.180.174.41/capibar
http://91.219.236.148/capibar
https://t.me/capibar
Targets
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-
Target
39abfb1b153642c7b283e6a8f27d43a53fdba31a1577721e32b63c41c0547ff2
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Size
273KB
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MD5
95bd70484fd8814670705536b9723809
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SHA1
0153b746584bdc57a1eab1f4a6d3db0efde449f5
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SHA256
39abfb1b153642c7b283e6a8f27d43a53fdba31a1577721e32b63c41c0547ff2
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SHA512
c3d267d3acd77884b1937bef6dd4024bf28004f0331ad63f6de1d1d1212c42946a2a2aa85d0a474ccceb05f8a72ac3c0ca0b93102ee7b366570939327ca51afb
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Suspicious use of NtCreateProcessExOtherParentProcess
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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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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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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
New Service
1Modify Existing Service
1Registry Run Keys / Startup Folder
1Defense Evasion
Disabling Security Tools
1Modify Registry
2Virtualization/Sandbox Evasion
1