Managed XDR

lime-crypter.exe (NanoCore) — malware analysis report

File info

Filename
lime-crypter.exe
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
283.5 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
1aec5d6933195b928b859292e42797a880c57ca3
SHA256
14204525d44c20c2e4d0ab0ce49e40846d4c49805c2143d42dc080528fef131d
MD5
6e9bea81d6edfe36b5e5338708041250

Malwares

  • NanoCore

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Other

yara_rules: Static rules
rat_nanocore: Nanocore RAT behavioural patterns detected
creates_exe: Creates executable files in the file system
dead_host: Connects to IP addresses that do not respond to requests
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
network_dns_reverse_proxy: DNS query to online reverse proxy detected
suricata_alert: Malicious traffic detected

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