Managed XDR

20250515_fp_100_19.eml (DarkCloud) — malware analysis report

File info

Filename
20250515_fp_100_19.eml
File type
ASCII text
File size
2.9 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
e0940587cc0a97d7ea7f6b63a3f819ba1c62f7ae
SHA256
f2fc747042f38d4028b492c8237a846d68c9d6b9dae00ea86a47d9c857fa418f
MD5
5e4ef0f88e79f12cbcb1b713e4a49066

Malwares

  • DarkCloud

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
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
T1055 injection_failed: The attempt to inject into a process has failed

Defense Evasion

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055 injection_thread: Code injection to a remote process using CreateRemoteThread or NtQueueApcThread
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity
T1027.002 packer_vb: The executable file is packed using VB
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
T1480 system_default_lang_id_present: Checks the system language
T1055 injection_failed: The attempt to inject into a process has failed

Credential Access

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 has_wmi: Executes one or several WMI requests
T1497.002 async_mouse: Watches for mouse clicks using GetAsyncKeyState to detect human activity

Collection

T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)
T1115 checks_clipboard: Monitors clipboard data
T1115 set_clipboard_data: Sets data to clipboard

Other

yara_rules: Static rules
static_pe_anomaly: The PE file structure contains anomalies
unpacker_wrong_base: Possibly, an error occured in the file unpacker
page_noaccess: Disables access to a memory region
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
break_limit_exceeded: Warning: function calls limit has been exceeded
dotnet_obfuscated: Dotnet program is potentially obfuscated
test_check_service: Starts services
dotnet_suspicious_entrypoint: Dotnet program has suspicious entrypoint
dotnet_downloader_possible_network_problem: Dotnet program possibly has network problem

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