Managed XDR

locker-2-.bin (Conti, LockerGoga) — malware analysis report

File info

Filename
locker-2-.bin
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
180 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b3ae517fa6e3b7e5034664c8f9c7fe29b09e3df0
SHA256
31872aa73f57037d44f6896c0480bb5aa25f0f9788ba1e5aa806e534232d83f3
MD5
7c833ee2aee2a2d4c026929d9bca4c45

Malwares

  • Conti
  • LockerGoga

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

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

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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 infostealer_mail: Collects personal data from local email clients
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager
T1552 cookie_files: Accesses cookie files

Discovery

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

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1486 ransomware_extensions: Ransomware(s) LockerGoga indicators detected (specific extension is added to files)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1565.001 overwrites_firefox_settings: Modifies Mozilla Firefox settings
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)
T1486 ransomware_files: Ransomware indicators detected Conti (creates keys and the instruction on how to unlock the files)
T1486 ransomware_files_2: Ransomware(s) Conti indicators detected (creates keys and the instruction on how to unlock the files)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)

Other

yara_rules: Static rules
ransomware_shadowcopy: Removes volume shadow copies
no_graphical_activity: No graphic activity
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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