Managed XDR

adobe-activator33.rar (LummaC2) — malware analysis report

File info

Filename
adobe-activator33.rar
File type
RAR archive data, v5
File size
20.5 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
357cb7165b73bc641c237a90c0bd3cd047d55a49
SHA256
f9fbdccd9ec93a45ca40ac96df324936df4deb6500cf777de91989a1a76ce246
MD5
c6b33e2ba1ab8fbecaef7f4505c80c95

Malwares

  • LummaC2

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
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

Defense Evasion

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1480 system_default_lang_id_present: Checks the system language
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

Discovery

T1497.001 antivm_queries_computername: Retrieves the computer name
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
process_crashed: One of the processes has failed
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
office_suspicious_data: Office file contains suspicious data
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
dotnet_antimetadata_analysis: Dotnet program has anti-analysis tricks
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
many_files_in_archive: The archive contains more than 5 files

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