Managed XDR

vtdl_b9dxfejp (STRRAT) — malware analysis report

File info

Filename
vtdl_b9dxfejp
File type
SMTP mail, ASCII text, with CRLF line terminators
File size
123.9 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
53f7bb46b87acc583584c8d49fd8e3330bdeeaec
SHA256
9583e4f916b73c7a697fe5cd7a0475358e03c9c153e5a4741fb2124abf29b882
MD5
04b0d02e0ea9a2e26b494bee200125bb

Malwares

  • STRRAT

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1047 has_wmi: Executes one or several WMI requests

Persistence

T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
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

T1053.005 persistence_autorun: Makes itself run automatically on Windows startup
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
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Defense Evasion

T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 network_http: Performs HTTP requests
T1102.003 cloud_github: Connects to cloud services of Github (potentially for malicious payload delivery)

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
networkdyndns_checkip: Connects to a Dynamic DNS domain
creates_exe: Creates executable files in the file system
ip_domains: Identifies an IP address using external resources
no_graphical_activity: No graphic activity
creates_in_programdata: Creates files in the ProgramData directory

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