Managed XDR

mail_resolverrat.eml — malware analysis report

File info

Filename
mail_resolverrat.eml
File type
SMTP mail, ASCII text, with CRLF line terminators
File size
1.9 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
d5757e554659949efff045b77faf6a291023a541
SHA256
cdcda582418ce278869dd857d57d7b493d380a7c0532c0f36ced8d73a176d124
MD5
936456aef75cf34b3306effc087e4e77

Signatures

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
T1055.002 inject_write_pe: Writes PE file to another process's memory
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

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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
T1070 stealth_window: A process created a hidden window

Other

creates_exe: Creates executable files in the file system
pe_in_bcryptdecrypt: PE found in BCryptDecrypt function
copies_self: Creates a copy of itself
dead_host: Connects to IP addresses that do not respond to requests
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
creates_suspended_process: Creates suspended process
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected
yara_rules: Static rules