Managed XDR

wextract.exe (Metasploit) — malware analysis report

File info

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

Environment

win7/x86 en

Hashes

SHA1
fc9b1c7352eb643a3f4bbe0b63c9b3b3dc7df4eb
SHA256
3acdcc1493359bdcc615cb0dda7519da41cfb46861c7c68f72d0acd06815fa85
MD5
b3b62fca8de72745d58c3d5ecabe0440

Malwares

  • Metasploit

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
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

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Other

yara_rules: Static rules
suricata_alert: Malicious traffic detected
static_pe_anomaly: The PE file structure contains anomalies
runs_utility_without_cmdline: Runs system utility without arguments (non-typical usage)
creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object
suspicious_network_port: Performs TCP or UDP request to non-standard port
executes_dropped_exe: Executes dropped exe files

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