Managed XDR

ransomware_stopcrypt_2020_1512.exe — malware analysis report

File info

Filename
ransomware_stopcrypt_2020_1512.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
1.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
18c3d03e4a9ee998be6bde639bc4ec06cbb1ab9f
SHA256
a76ef897ccfeb267b4b15a8395a44c5f57168966cb0b8f8ac070138f3bfa7d1f
MD5
92d440fae7af501be4bccc51485b8310

Signatures

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
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
T1070 stealth_window: A process created a hidden window

Credential Access

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

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Command and Control

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

Other

yara_rules: Static rules
process_crashed: One of the processes has failed
static_pe_duplicate_sections: The PE file structure contains anomalies: duplicate section names
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services