Managed XDR

virusmsilnominatusstorm.exe — malware analysis report

File info

Filename
virusmsilnominatusstorm.exe
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
8.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
6ff4203cd57dd2fbcdcc6a4f314785716c2915b4
SHA256
05813cea5968570e3426a44601af05b68062a794f14229b5725e1fff0e8a30f3
MD5
8338e4499f1b5beb942262e9ca941166

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line

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
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

T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1070 stealth_window: A process created a hidden window
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 infostealer_mail: Collects personal data from local email clients
T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)

Other

yara_rules: Static rules
ransomware_shadowcopy: Removes volume shadow copies
critical_process: Makes the process critical to the system (the system shuts down when it's terminated)
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
require_administrator: Requests administrator privileges
has_pdb: This executable file has a PDB path
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
pe_overlay_not_run: PE file contains executable files in overlay, which were not run
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
static_low_entropy: Very low entropy of a file