Managed XDR

c-users-user-appdata-l...creenupdatesync-1-.exe (Stealc) — malware analysis report

File info

Filename
c-users-user-appdata-local-microsoft-windows-inetcache-ie-etcj2whm-screenupdatesync-1-.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
385 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a69b1624c9ace16ada8dac168fa3ad6a89d43356
SHA256
1948ee1604fe04271d6c4cb4933297b1f0660fe8076a5f183796fd0fd6f36621
MD5
eaa41ba6899b23643ad865f142d598b3

Malwares

  • Stealc

Signatures

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
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1562 registry_hide_tracing: Modifies File/Console tracing settings (often used to hide iocs from the system)
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

T1497.001 antivm_queries_computername: Retrieves the computer name

Command and Control

T1071.001 network_cnc_http: Suspicious HTTP traffic
T1071.001 network_http: Performs HTTP requests
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

suricata_alert: Malicious traffic detected
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
origin_langid: Unconventional language of the executable file
get_policy_info: Retrieves information about a Policy object

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