Managed XDR

cryptor_dll.dll (Conti) — malware analysis report

File info

Filename
cryptor_dll.dll
File type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
File size
211.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
50331924d21521f86b2ff85dff0a33e5aa83c901
SHA256
edfc4aa68504eb40d750bdca7139a6cb420ae9a8c56d4376a1c722ee41d5dd37
MD5
e6aa92a1cb96d9aec17b4453aef2c3e5

Malwares

  • Conti

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests
T1059.003 suspicious_process: Spawns a suspicious process

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
T1070.004 self_removal_command: Executes command to delete itself
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

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

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

Impact

T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies

Other

yara_rules: Static rules
ransomware_shadowcopy: Removes volume shadow copies
no_graphical_activity: No graphic activity
message_box: Displays a message
error_drawtext: An error occured while executing the file
test_check_service: Starts services

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