Managed XDR

c915dd91-0b33-d0bf-b31a-22eca3af1475.eml (CloudEyE) — malware analysis report

File info

Filename
c915dd91-0b33-d0bf-b31a-22eca3af1475.eml
File type
RFC 822 mail, UTF-8 Unicode text, with very long lines, with CRLF line terminators
File size
1.1 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
1ee392287fc92d57149b3f92bdcc6c666ee23147
SHA256
e3c91f442b14c5b23e2f74987354865004d22f2eb439efd4ad3d56053aa9eb96
MD5
4ff6d4c8febce9a54490e0ab2c384e6e

Malwares

  • CloudEyE

Signatures

Execution

T1106 susp_callbacks: Suspicious usage of some WinAPI with callbacks

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

T1045 guloader_behaviour2: Cloudeye/GuLoader specific behaviour has been detected
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
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

Discovery

T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Other

yara_rules: Static rules
unnamed_region_exception_handler: Creates an exception handler in an unnamed region
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
pdf_compressed_stream: Contains an object with compressed stream
creates_suspended_process: Creates suspended process
creates_exe: Creates executable files in the file system
static_compression_ratio: Very high compression ratio of a file
test_check_service: Starts services
office_links: Office file contains external links
checktokenmembership: Checks user token with CheckTokenMembership call
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay
static_big_overlay: Executable file contains an enormously big overlay

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