Managed XDR

re_-channel-leave-has-...to-all-our-workers.eml (DarkCloud) — malware analysis report

File info

Filename
re_-channel-leave-has-been-shared-to-all-our-workers.eml
File type
HTML document, ASCII text, with very long lines, with CRLF line terminators
File size
1.6 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
de8798f41d5be9a4a537b2b8c437ef46796fa486
SHA256
b031a6e90d6939380a1af9eba25c0d9521ffaa7e8853946c60916acb7b5d2d94
MD5
e6dcfe11ad5b52663f0b5ec844b1519a

Malwares

  • DarkCloud

Signatures

Execution

T1204.002 mimics_extension: Attempts to mimic the file extension

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
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

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
T1055.012 injection_runpe: Injects code into another process
T1036 mimics_extension: Attempts to mimic the file extension
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
unpacker_wrong_base: Possibly, an error occured in the file unpacker
pe_in_bcryptdecrypt: PE found in BCryptDecrypt function
copies_self: Creates a copy of itself
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
creates_suspended_process: Creates suspended process
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
checktokenmembership: Checks user token with CheckTokenMembership call
dotnet_suspicious_module_name: Dotnet program has suspicious module name

Related reports

Managed XDR