Managed XDR

outstanding-payment-.eml (CloudEyE, Remcos) — malware analysis report

File info

Filename
outstanding-payment-.eml
File type
ASCII text, with very long lines, with CRLF line terminators
File size
1.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
29f9bdd986ed032796500a4c96fbe856802d66d8
SHA256
c6b5cd1b03b41f21e9877d60c63d3433f271d72a4fc0f383028c603bb366415d
MD5
0051275b39002296e4c25942a4a984b7

Malwares

  • CloudEyE
  • Remcos

Signatures

Execution

T1059 nsis_suspicious_filenames: Nsis contains files with suspicious names
T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055.012 injection_runpe: Injects code into another process
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

T1045 guloader_behaviour2: Cloudeye/GuLoader specific behaviour has been detected
T1055.012 injection_runpe: Injects code into another process
T1027.002 guloader_behaviour: Cloudeye/GuLoader specific behaviour has been detected
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1564.001 stealth_file: Creates hidden or system files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1562 dep_disable: Disables DEP
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1027.002 nsis_archive: One of the packages is NSIS archive
T1027.002 nsis_suspicious_filenames: Nsis contains files with suspicious names
T1497.001 antivm_queries_computername: Retrieves the computer name
T1480 system_default_lang_id_present: Checks the system language

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497.001 antivm_queries_computername: Retrieves the computer name
T1135 server_share_info: Retrieves information about each shared resource on a server

Command and Control

T1102.003 cloud_google: Connects to cloud services of Google (potentially for malicious payload delivery)
T1071.001 wininet_openurl: Performs HTTP/HTTPS-requests using InternetOpenUrl

Other

yara_rules: Static rules
ce_info: Remcos Configuration Data found
copies_self: Creates a copy of itself
executes_dropped_exe: Executes dropped exe files
unnamed_region_exception_handler: Creates an exception handler in an unnamed region
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
net_dumps_in_native: .Net dumps have been found in native PE
creates_suspended_process: Creates suspended process
creates_exe: Creates executable files in the file system
creates_in_programdata: Creates files in the ProgramData directory
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay

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