Managed XDR

scratch-zoo-2025-03-31...a45370f975c8c06f54a3a7 — malware analysis report

File info

Filename
scratch-zoo-2025-03-31-9074c0f502a45370f975c8c06f54a3a7
File type
PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
File size
5.9 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
a80c11ae5708e6f1ce65f500c17d059e7bc50dc3
SHA256
5e5603da7d4307c41c76b4332a2dd6af3b0fa6f4df15042ecd15adbf51f8a4ab
MD5
9074c0f502a45370f975c8c06f54a3a7

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 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

Credential Access

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
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

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

Collection

T1114 infostealer_mail: Collects personal data from local email clients
T1074.001 access_recyclebin: Manipulation with recyclebin detected

Impact

T1486 modifies_files: Cryptolocker indicators detected (renamed 50 or more files)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
creates_der: Creates a certificate file (DER)
creates_doc: Creates (office) documents in the file system
creates_in_programdata: Creates files in the ProgramData directory
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay