Managed XDR

home-petik-ss-malware-...gate_elex_luca-stealer (Conti, BlackMatter) — malware analysis report

File info

Filename
home-petik-ss-malware-2025-07-24_4bfe5d655ba829d0881a6b6039909985_amadey_bitrat_black-basta_cobalt-strike_darkgate_elex_luca-stealer
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
541 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b1c7b15f74b593a8f521c86fc660a822b200d8fd
SHA256
ae0b389e71ba8de79ba784565defa8f5047296a5c6f5d1142b1e3bf97007eaba
MD5
4bfe5d655ba829d0881a6b6039909985

Malwares

  • Conti
  • BlackMatter

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

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

T1562.001 disables_app_launch: Modifies system policies to prevent several applications from running
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_prefetch: Attempts to detect Sandbox by process run count
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

T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1057 process_interest: Enumerates processes
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 evasion_prefetch: Attempts to detect Sandbox by process run count

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Impact

T1486 ransomware_windows_possible: Ransomware indicators detected (possible ransom window creation)
T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 ransomware_files: Ransomware indicators detected BlackMatter (creates keys and the instruction on how to unlock the files)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)
T1489 net_stop: Stops services through the use of net stop
T1489 service_control_stop: Stops services via ControlService

Other

yara_rules: Static rules
ce_info: BlackMatter Configuration Data found
blackmatter: Detected ransomware BlackMatter
locker_taskmgr: Disables Windows Task Manager
ransomware_shadowcopy: Removes volume shadow copies
creates_in_windows: Creates files in the Windows directory
cryptolocker_wallpaper: Ransomware indicators detected (changes the desktop wallpaper file)
dns_without_resolve: DNS query without a response
unexpected_exception: Unexpected exception
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk

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