Managed XDR

twister.exe — malware analysis report

File info

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

Environment

win7/x86 en

Hashes

SHA1
a74d8988a04d14a81f22c85d9b8bfc088fd3aab0
SHA256
f9447798cfa2ee2c77a4ed0360d610fb2d9922fac7d4c5e6d5585429a5a0de4c
MD5
eaf86f4db86030c69fcff4bd18af110a

Signatures

Persistence

T1547.009 suspicious_desktop_ini: Creates desktop.ini file with suspicious content

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1547.009 suspicious_desktop_ini: Creates desktop.ini file with suspicious content
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1497.001 antisandbox_file: Attempts to detect a sandbox (checks the file name)
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

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

Discovery

T1497.001 antisandbox_file: Attempts to detect a sandbox (checks the file name)
T1057 process_interest: Enumerates processes

Command and Control

T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
dead_host: Connects to IP addresses that do not respond to requests
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object