Managed XDR

2026-07-26_0de87955851...cos_smoke-loader_vidar (njRAT) — malware analysis report

File info

Filename
2026-07-26_0de87955851044bc81791ef4a8ffa9ba_amadey_elex_glassworm_hellokitty_icedid_luca-stealer_njrat_remcos_smoke-loader_vidar
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
11.1 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
1660162aafc13f3b1265436406478a83263554da
SHA256
715065b82724398ffaab3d38ebbbd45c23e7dd7f43f059eca9dac81e1e7d00da
MD5
0de87955851044bc81791ef4a8ffa9ba

Malwares

  • njRAT

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
njrat: NJRat indicators detected
network_bind: Starts servers listening at None
creates_exe: Creates executable files in the file system
modifies_certs: Attempts to generate or modify system certificates
require_administrator: Requests administrator privileges
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
message_box: Displays a message
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
pe_overlay: PE file contains overlay

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