Managed XDR

c-windows-a22cmsyc.exe — malware analysis report

File info

Filename
c-windows-a22cmsyc.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
3.7 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
443d49d12c8194377ea74e076ca61fb2735fa45d
SHA256
9d283e399598a1a55b1789be9f922cc843a0ad03c0dc9ac1c5efabe8fee8757b
MD5
3135fca59ad0ff915f49558aa284771f

Signatures

Execution

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

T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
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

T1552 infostealer_browser: Retrieves personal information from local Internet browsers
T1503 infostealer_browser: Retrieves personal information from local Internet browsers
T1552 infostealer_im: Collects information about installed messengers
T1552.001 infostealer_bitcoin: Attempts to obtain access to Bitcoin/ALTCoin wallets
T1552 infostealer_mail: Collects personal data from local email clients
T1555.003 cookie_files: Accesses cookie files
T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager
T1552 cookie_files: Accesses cookie files
T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Discovery

T1033 recon_beacon: The process has sent information about the computer over the network
T1497.001 antivm_firmware: Attempts to detect VM by firmware
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1518 locates_browser: Attempts to identify where browsers are installed
T1497 checks_firmware: Attempts to read firmware information (potentially for evasion)
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 checks_firmware: Attempts to read firmware information (potentially for evasion)

Collection

T1114 infostealer_mail: Collects personal data from local email clients
T1115 checks_clipboard: Monitors clipboard data
T1115 set_clipboard_data: Sets data to clipboard
T1056.001 infostealer_keylogger: Keylogger (intercepts keystrokes)

Command and Control

T1071.001 recon_beacon: The process has sent information about the computer over the network
T1071.001 network_http: Performs HTTP requests

Other

event_hook: Hooks Windows events associated with UI
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
access_recyclebin: Manipulation with recyclebin detected
creates_in_programdata: Creates files in the ProgramData directory
yara_rules: Static rules