Managed XDR

screenupdatesync.exe (Stealc) — malware analysis report

File info

Filename
screenupdatesync.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
444.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
5835783822052c5b9664ad3a1c2be56aaf3b2d3c
SHA256
61c6f70192c7c59688eb624a2499004eb4d574b3222efce5851329584bff22f1
MD5
613e511ea0de82e4092a29dad7f831f1

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
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497.001 antivm_queries_computername: Retrieves the computer name
T1480 system_default_lang_id_present: Checks the system language
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

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
yara_rules: Static rules

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