Managed XDR

napstat.exe (Nitol) — malware analysis report

File info

Filename
napstat.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
576 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
1ef01c876776badebee9f1806dfcf43ba9d61368
SHA256
d0626a09c112fe24c00377b2ea06ccbf3f945100bab71f32b1391133fbf5e946
MD5
01f66d2c802a6dd18ec91f5e5d579778

Malwares

  • Nitol

Signatures

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes

Other

yara_rules: Static rules
static_versioninfo_anomaly: Unusual information about the version
farfli: FarFli indicators detected
creates_in_windows: Creates files in the Windows directory
rat_zegost: Zegost Trojan indicators detected
copies_self: Creates a copy of itself
dns_without_resolve: DNS query without a response
dead_host: Connects to IP addresses that do not respond to requests
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
creates_exe: Creates executable files in the file system

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