Managed XDR

vtdl_4yqp2ybr (IcedID) — malware analysis report

File info

Filename
vtdl_4yqp2ybr
File type
RFC 822 mail, ASCII text, with very long lines, with CRLF line terminators
File size
129.3 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
83712d8cfa5e471690f12e712965a2448bc00338
SHA256
2e48dc9a89c356fcda8c0a87bb7be9efec6dc32062e0113162eba58d0a915bd6
MD5
58741b1bd8cfb14636bb7f95502cb335

Malwares

  • IcedID

Signatures

Initial Access

T1192 html_urls: HTML-document downloads a file

Execution

T1203 office_runs_dll: Suspicious document behaviour (tries to execute dll file)
T1203 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1203 icedid_http_request: Document performs http requests typical to IcedID
T1559 suspicious_process: Spawns a suspicious process
T1064 office_macros: The document contains macroses (total: 3)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)

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

T1064 office_macros: The document contains macroses (total: 3)
T1064 office_macros_autoexec: The document contains an auto-start macro
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

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

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry

Command and Control

T1071.001 office_exploit_http: The document exhibits suspicious behaviour (performs HTTP requests)
T1071.004 office_exploit_dns: The document exhibits suspicious behaviour (performs DNS requests)
T1568.002 dga_domains: Connects to DGA domains
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
dns_without_resolve: DNS query without a response
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card

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