Managed XDR

justificante-transferencia.msg — malware analysis report

File info

Filename
justificante-transferencia.msg
File type
CDFV2 Microsoft Outlook Message
File size
484.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
3e54885b1eb5a124e823687c30cbf3376f1a1bf3
SHA256
580208d9910210a6be8b58a0f9c7f9cd7902c4ab30c1e38eaeddf96a589b062e
MD5
88e9b3b2aca9f24ebbf0d07012b49803

Signatures

Execution

T1204.002 mimics_extension: Attempts to mimic the file extension
T1059.003 suspicious_cmd: Executes cmd.exe with a suspicious command line

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 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

T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1036 mimics_extension: Attempts to mimic the file extension
T1027 suspicious_cmd: Executes cmd.exe with a suspicious command line
T1027.002 nsis_archive: One of the packages is NSIS archive
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1480 system_default_lang_id_present: Checks the system language
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Other

yara_rules: Static rules
creates_many_processes: Spawns a lot of processes (over 70)
no_graphical_activity: No graphic activity
break_limit_exceeded: Warning: function calls limit has been exceeded
creates_exe: Creates executable files in the file system
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay
executes_dropped_exe: Executes dropped exe files