Managed XDR

malware_34074_dynamic.exe (BlackMatter, Lockbit) — malware analysis report

File info

Filename
malware_34074_dynamic.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
153 KB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
8cdbbc66fe53a6f4c066ae5f8478bd088a9ea9fe
SHA256
5127545cbaa77b4aaa574aec4ffd6c7b25e09ef90f74bbfe02b12a61ef88513d
MD5
7e97e4d98194239f01d262ece6fc989b

Malwares

  • BlackMatter
  • Lockbit

Signatures

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey

Other

yara_rules: Static rules
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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