Managed XDR

dmsynt (Dridex) — malware analysis report

File info

Filename
dmsynt
File type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
File size
776 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0f51b9831623dd72e8f25e22601cd798b1464865
SHA256
6687378453cd9e6dd18b4824a39b5670a0bca5342ec115f83b60543eeecbc650
MD5
5361b3ec123d0684fe6c1123186b0d94

Malwares

  • Dridex

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Defense Evasion

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1564.001 stealth_file: Creates hidden or system files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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
T1055 injection_failed: The attempt to inject into a process has failed
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window

Credential Access

T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

Discovery

T1518.001 antiav_detectservice: Attempts to detect installed antiviruses by a certain service
T1497.001 antivm_queries_computername: Retrieves the computer name

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Exfiltration

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

Other

yara_rules: Static rules
dridex_apis: Dridex banking Trojan detected
network_bind: Starts servers listening at 0.0.0.0:443
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
static_pe_duplicate_sections: The PE file structure contains anomalies: duplicate section names
no_graphical_activity: No graphic activity
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
open_winlogon_process: Trying to open winlogon process

Related reports

Managed XDR