Managed XDR

47843fvasea.exe (TrickBot) — malware analysis report

File info

Filename
47843fvasea.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
365 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
198a1dbe714cfffda57a88335e5a9f24adaf3f8b
SHA256
b000d6d0eff96535e872a9db63190cbab40669bc82ba3bd0b4aa6c5f58ed02bb
MD5
49e54f3b727c64a27cba81877f411452

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
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 antidbg_strings: Checks for malware analysis tools (specific strings found)
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 antidbg_strings: Checks for malware analysis tools (specific strings found)
T1497.001 antivm_queries_computername: Retrieves the computer name

Other

yara_rules: Static rules
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
unnamed_region_exception_handler: Creates an exception handler in an unnamed region
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
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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