Managed XDR

4x6. — malware analysis report

File info

Filename
4x6.
File type
Zip archive data, at least v2.0 to extract
File size
11.7 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
7160b9fe3ba354a5111de7eee4971cd56c20881c
SHA256
0165d497dcf9f7179ddc454af90bce6e32b55864ca5d14256355639888bcae24
MD5
3fcc8c9e4f7443812bcd9bca0c510643

Signatures

Execution

T1569.002 persistence_service: Starts newly created service
T1059.003 suspicious_process: Spawns a suspicious process

Persistence

T1543.003 creates_service: Creates a service, that will start automatically
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1543.003 creates_service: Creates a service, that will start automatically
T1574 dropper_dll: Creates DLL, which is then loaded into the process
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

T1574 dropper_dll: Creates DLL, which is then loaded into the process
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
T1562.001 amsi_patching_attempt: Attempts to patch Microsoft AMSI protection (amsi.dll)

Credential Access

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

Discovery

T1057 process_interest: Enumerates processes
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

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

creates_many_processes: Spawns a lot of processes (over 70)
network_bind: Starts servers listening at None
only_exec_in_archive: The archive contains only an executable file
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
yara_rules: Static rules