Managed XDR

c-users-user-appdata-l...ocal-temp-hjmxsmbc.exe — malware analysis report

File info

Filename
c-users-user-appdata-local-temp-hjmxsmbc.exe
File type
MS-DOS executable, MZ for MS-DOS
File size
14.5 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
43b72ec75bc39dbd1f9605ea6937604676f49e37
SHA256
e7bf8b6754d5e8ac2e92f57e27d4f6dbe7ddc8a5f3fa1b4563bfce0ff0d520d1
MD5
66b1bab8de98a3f88a5a52ca82d250df

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
T1562.001 disables_security: Disables Windows Security options
T1562 dep_disable: Disables DEP
T1562.004 firewall_add_rule: Modifies Firewall rules
T1096 persistence_ads: Creates Alternate Data Stream (ADS)
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
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
T1497.001 antivm_network_adapters: Checks NIC addresses
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1070 stealth_window: A process created a hidden window

Credential Access

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

Discovery

T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_network_adapters: Checks NIC addresses
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
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.002 antivm_usbstor: Reads information about usbdevices from regkey
T1016 get_hostname: Attempts to get hostname

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
creates_in_windows: Creates files in the Windows directory
creates_exe: Creates executable files in the file system
suspicious_process: Spawns a suspicious process
static_pe_duplicate_sections: The PE file structure contains anomalies: duplicate section names
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
Managed XDR