Managed XDR

banned-20260521t100206-01690-20 (CloudEyE) — malware analysis report

File info

Filename
banned-20260521t100206-01690-20
File type
SMTP mail, ASCII text
File size
1.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
8923c90d0899b1aa29c2b62f263e0b04763ab213
SHA256
02e9538aee0f6fe61575ed7fd51379fde06fe1e68a100f7fec7f08a113db194b
MD5
98134a66f1281853a053a91dce565cb8

Malwares

  • CloudEyE

Signatures

Execution

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

Persistence

T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1055.012 injection_runpe: Injects code into another process
T1574.011 persistence_services: Modifies Services registry key
T1543.003 persistence_services: Modifies Services registry key
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
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1045 guloader_behaviour_rdtsc: Cloudeye/GuLoader specific behavior has been detected
T1055.012 injection_runpe: Injects code into another process
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1574.011 persistence_services: Modifies Services registry key
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1055 injection_failed: The attempt to inject into a process has failed
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 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1480 system_default_lang_id_present: Checks the system language

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers

Other

creates_many_processes: Spawns a lot of processes (over 70)
unnamed_region_exception_handler: Creates an exception handler in an unnamed region
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
creates_exe: Creates executable files in the file system
test_check_service: Starts services
checktokenmembership: Checks user token with CheckTokenMembership call
pe_overlay: PE file contains overlay

Related reports

Managed XDR