Managed XDR

77343fvasea.exe (TrickBot) — malware analysis report

File info

Filename
77343fvasea.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
364.7 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
ac6c04dfbe8399fcdfd98927a63ae993704ce9da
SHA256
a73b433fe93cb091c4d230a684333eac6d870e35f6253b4054f8784285411f81
MD5
767157b5e0863111743a5c9878e8550f

Malwares

  • TrickBot

Signatures

Privilege Escalation

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

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name
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

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497.001 antivm_queries_computername: Retrieves the computer name

Other

yara_rules: Static rules
unnamed_region_exception_handler: Creates an exception handler in an unnamed region
no_graphical_activity: No graphic activity
get_policy_info: Retrieves information about a Policy object
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
open_winlogon_process: Trying to open winlogon process

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