Managed XDR

regworkshop.exe — malware analysis report

File info

Filename
regworkshop.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows, RAR self-extracting archive
File size
899.4 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
68f7ac57ea38b25ada04644d95e1eb1e1bc63326
SHA256
c0d984f646945beec71df128e88d6bb80bb4d983652842a0b233268ce7211d63
MD5
e68e750849bf5fdd8dc90a0afb76e176

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 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

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

Credential Access

T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1057 process_interest: Enumerates processes
T1082 reads_csrss: Attempts to read csrss.exe memory

Other

yara_rules: Static rules
create_process_failed: Could not start the process
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
require_administrator: Requests administrator privileges
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
creates_exe: Creates executable files in the file system
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay