Managed XDR

scratch-zoo-2025-04-21...7ad36ac8db3a3b04223df4 (GandCrab, Emotet, AZORult) — malware analysis report

File info

Filename
scratch-zoo-2025-04-21-5bd0d1f3f47ad36ac8db3a3b04223df4
File type
RFC 822 mail, ASCII text, with CRLF line terminators
File size
1.3 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
feaac85e1650af8adaa82138b1f5d74777f106d4
SHA256
a1828344b7f5d85a5e2323b762a77d633a5644fa983081d9b54bfc2b762acac5
MD5
5bd0d1f3f47ad36ac8db3a3b04223df4

Malwares

  • GandCrab
  • Emotet
  • AZORult

Signatures

Execution

T1203 office_exploit_creates_cmd: The document exhibits suspicious behaviour (creates a cmd.exe process)
T1059 suspicious_cmd_arguments: Cmd.exe uses file as a data source for the standard input stream
T1059.003 executes_dropped_cmd: Executes dropped batch files
T1059.003 suspicious_cmd_process_2: Cmd.exe performs suspicious activity (stdout)
T1059.005 obfuscated_vbs: Detected obfuscated VBS
T1204.002 office_com_load: Microsoft Office loads COM DLL files (indicator of COM usage in macros)
T1059.003 suspicious_batch: Suspicious batch
T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

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

T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1070 stealth_window: A process created a hidden window
T1027 obfuscated_vbs: Detected obfuscated VBS
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
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

Credential Access

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Discovery

T1497.003 antisandbox_sleep_utilities: Uses Windows utilities for pausing the execution
T1082 uses_windows_utilities: Uses Windows utilities for basic Windows functionality
T1518 locates_browser: Attempts to identify where browsers are installed
T1497.001 antisandbox_script_timer: Detected script timer window (indicative of sleep style evasion)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 reads_csrss: Attempts to read csrss.exe memory
T1135 server_share_info: Retrieves information about each shared resource on a server

Command and Control

T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
office_embedded: Office document contains embedded executable file(s)
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
dns_without_resolve: DNS query without a response
creates_doc: Creates (office) documents in the file system
executes_dropped_exe: Executes dropped exe files
unexpected_exception: Unexpected exception
create_rpc_bindings: Creates RPC connection
message_box: Displays a message
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
office_links: Office file contains external links
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call
suricata_alert: Malicious traffic detected

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