Managed XDR

909f4eef36cfa46fd1f976...973e9d44cb-dropped.bin — malware analysis report

File info

Filename
909f4eef36cfa46fd1f9766c75c6955039b1400c084f276d221717973e9d44cb-dropped.bin
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
10.3 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
9a8dff873f4b878aa23359a439be2420f3e6fd0b
SHA256
909f4eef36cfa46fd1f9766c75c6955039b1400c084f276d221717973e9d44cb
MD5
9aa91c56477261a932199bb0251dc52b

Signatures

Execution

T1569.002 persistence_service: Starts newly created service

Persistence

T1543.003 creates_service: Creates a service, that will start automatically

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1543.003 creates_service: Creates a service, that will start automatically
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

T1070.004 deletes_self: Moves to different location or removes the original executable file
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1562.001 disables_security: Disables Windows Security options
T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1562.004 firewall_add_rule: Modifies Firewall rules
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.001 antivm_network_adapters: Checks NIC addresses
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
T1070 stealth_window: A process created a hidden window

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.001 antivm_network_adapters: Checks NIC addresses
T1497.001 antivm_queries_computername: Retrieves the computer name
T1016 get_hostname: Attempts to get hostname

Other

yara_rules: Static rules
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
suspicious_process: Spawns a suspicious process
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk