Managed XDR

vtdl_uinspqml (Neshta) — malware analysis report

File info

Filename
vtdl_uinspqml
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
576.4 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
d6d67572071898e746a0ad8d6009ed5a4f3f080e
SHA256
35f37f8ba270cebc5f2e5406698a7873772b48ce2087b1e8786f1a180d1235ea
MD5
dc03a4779425afd0583279cfa1808358

Malwares

  • Neshta

Signatures

Privilege Escalation

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

T1036 system_filename: Created a file named as a common system file
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_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_mail: Collects personal data from local email clients
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager
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)
T1518 locates_browser: Attempts to identify where browsers are installed

Collection

T1114 infostealer_mail: Collects personal data from local email clients

Impact

T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
creates_in_windows: Creates files in the Windows directory
process_crashed: One of the processes has failed
no_graphical_activity: No graphic activity
access_recyclebin: Manipulation with recyclebin detected
get_policy_info: Retrieves information about a Policy object
neshta_mutexes: Neshta is detected: mutex
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay

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