Managed XDR

re_-draft-copy.msg (Remcos) — malware analysis report

File info

Filename
re_-draft-copy.msg
File type
CDFV2 Microsoft Outlook Message
File size
821.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
65c2fd14e8b8e37978af6c91ce0c6415634f3705
SHA256
2b8eb128acde5e0ac1a871b194c12ad6bae9b2b2ffaac37e1c3a6e954d1b0751
MD5
876be4842c739723d3b0fc0d33dbe76a

Malwares

  • Remcos

Signatures

Execution

T1059 autoit: AutoIt script execution detected
T1059 autoit_suspicious_script: Autoit contains suspicious script

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055.012 injection_runpe: Injects code into another process
T1055 sets_debug_registers: Sets debug registers for a thread in a different 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

T1055.012 injection_runpe: Injects code into another process
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
T1055 sets_debug_registers: Sets debug registers for a thread in a different process
T1562 dep_disable: Disables DEP
T1562 modify_uac_prompt: Attempts to modify UAC pop-up window behavior
T1497.002 antisandbox_foregroundwindows: Checks whether any human activity is being performed by constantly checking whether the foreground window has changed
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1070 stealth_window: A process created a hidden window

Discovery

T1497.002 antisandbox_foregroundwindows: Checks whether any human activity is being performed by constantly checking whether the foreground window has changed
T1497.003 antisandbox_idletime: Detects Windows Idle Time to determine the uptime
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Other

yara_rules: Static rules
ce_info: Remcos Configuration Data found
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
suspicious_process: Spawns a suspicious process
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
checktokenmembership: Checks user token with CheckTokenMembership call

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