Managed XDR

c-windows-sy89dbw.exe — malware analysis report

File info

Filename
c-windows-sy89dbw.exe
File type
PE32+ executable (console) x86-64, for MS Windows
File size
839.7 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
0e625df7848712c4f60b64e2436304e4f66d5df9
SHA256
8acc49326fcc2420de672b2da01fbc936cd5b9f72257b46e27817af030302321
MD5
d776ebba8f275988eefc6d14b724e584

Signatures

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
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
T1552 infostealer_mail: Collects personal data from local email clients

Discovery

T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1057 process_interest: Enumerates processes
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name

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 100 or more files)

Other

accesses_mailslot: Performs a Mailslot ping, possibly used to get Domain Controller information
create_rpc_bindings: Creates RPC connection
access_recyclebin: Manipulation with recyclebin detected
test_check_service: Starts services
yara_rules: Static rules