Managed XDR

d.hta (LockerGoga, Apocalypse, DoppelPaymer, Fsociety, GM CryptoLocker, Fantom) — malware analysis report

File info

Filename
d.hta
File type
HTML document, ASCII text, with CRLF line terminators
File size
1.7 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
4483014e31fd08617d41bc0da18b78cd5db127ca
SHA256
335b96699b836ad1d6eab2f8517233294717add7e57904915786597769f90af6
MD5
75a10163e32d00c98e902bace790df69

Malwares

  • LockerGoga
  • Apocalypse
  • DoppelPaymer
  • Fsociety
  • GM CryptoLocker
  • Fantom

Signatures

Execution

T1059.003 suspicious_process: Spawns a suspicious process
T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

T1068 integrity_level: Process privileges have been escalated
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.012 injection_runpe: Injects code into another process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.012 injection_runpe: Injects code into another process
T1497 antidbg_writewatch: Checks, if there was an access to a specific memory region (typical behaviour for debuggers)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network
T1497 antidbg_writewatch: Checks, if there was an access to a specific memory region (typical behaviour for debuggers)
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1082 reads_csrss: Attempts to read csrss.exe memory

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests

Exfiltration

T1022 encrypts_pc_info: Collects and encrypts information about the computer (possibly for exfiltration)

Impact

T1486 modifies_files2: Cryptolocker indicators detected (500 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 500 or more files)
T1486 ransomware_extensions: Ransomware(s) Apocalypse, CryptoLocker, DoppelPaymer, FSociety, Fantom, JoeGo, LockerGoga, WaspLocker indicators detected (specific extension is added to files)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)
T1489 net_stop: Stops services through the use of net stop

Other

yara_rules: Static rules
creates_many_processes: Spawns a lot of processes (over 70)
ransomware_shadowcopy: Removes volume shadow copies
creates_exe: Creates executable files in the file system
creates_doc: Creates (office) documents in the file system
executes_dropped_exe: Executes dropped exe files
process_crashed: One of the processes has failed
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
get_policy_info: Retrieves information about a Policy object
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call

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