General
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Target
c812bbd15991412993503298aab6b8a8fe30c691ee5f8e675d86e8c8bcbf33e4
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Size
291KB
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Sample
211123-tz5bhaafgm
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MD5
9f6d39d1ed23c1db67a2f50fe584d2b1
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SHA1
56a2a3b7d4f6ffd747a34cbd0eed659c95d7a609
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SHA256
c812bbd15991412993503298aab6b8a8fe30c691ee5f8e675d86e8c8bcbf33e4
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SHA512
70f9fdb18eb5444b962c0c1bd86a3df5180f1fab269e505b4ba366636d44662d20985c9c9b9ab48daadab828556f6cbc37ef8a093c14f05136d7ab1efbbc5611
Static task
static1
Malware Config
Extracted
smokeloader
2020
http://nalirou70.top/
http://xacokuo80.top/
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
quadoil.ru
lakeflex.ru
Extracted
redline
185.159.80.90:38655
Extracted
redline
@123
141.95.82.50:63652
Extracted
redline
Firefox
194.127.179.0:42417
Targets
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Target
c812bbd15991412993503298aab6b8a8fe30c691ee5f8e675d86e8c8bcbf33e4
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Size
291KB
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MD5
9f6d39d1ed23c1db67a2f50fe584d2b1
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SHA1
56a2a3b7d4f6ffd747a34cbd0eed659c95d7a609
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SHA256
c812bbd15991412993503298aab6b8a8fe30c691ee5f8e675d86e8c8bcbf33e4
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SHA512
70f9fdb18eb5444b962c0c1bd86a3df5180f1fab269e505b4ba366636d44662d20985c9c9b9ab48daadab828556f6cbc37ef8a093c14f05136d7ab1efbbc5611
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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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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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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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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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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
1Scheduled Task
1Defense Evasion
Disabling Security Tools
1Modify Registry
2Virtualization/Sandbox Evasion
1