Managed XDR

installer.exe (Sality) — malware analysis report

File info

Filename
installer.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
4.3 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c94a292fc5d84c99046b4cd43526501befb0c97d
SHA256
7e20a47d0430bc10004bb9a2b552c1fa7ac6b8960041d9ab0f2aeb61d680713b
MD5
e85a1f5bd72fc936f0ec3632de9520d9

Malwares

  • Sality

Signatures

Initial Access

T1091 spreading_autoruninf: Creates an autorun.inf file

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055.012 injection_runpe: Injects code into another process
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
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

T1055.012 injection_runpe: Injects code into another process
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1562.004 bypass_firewall: Changes local firewall configuration and policies
T1562.001 disables_security: Disables Windows Security options
T1564.001 stealth_file: Creates hidden or system files
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
T1112 stealth_hiddenreg: Attempts to change Explorer settings so that hidden files won't be displayed
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1562 modify_security_center_warnings: Attempts to modify or disable Security Center notifications
T1562 disables_uac: Disable UAC
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_disk_size: Checks the amount of free disk space
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
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1057 process_interest: Enumerates processes
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server

Lateral Movement

T1091 spreading_autoruninf: Creates an autorun.inf file

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
prevents_safeboot: Prevents booting in Safe Mode
copies_self: Creates a copy of itself
executes_dropped_exe: Executes dropped exe files
create_rpc_bindings: Creates RPC connection
require_administrator: Requests administrator privileges
creates_suspended_process: Creates suspended process
add_base64_to_registry: Writes Base64 encoded data to registry
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process

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