Managed XDR

3de8fe5cee8180e93697e4...7b1b3a50e54a00_new.exe (Blackbyte) — malware analysis report

File info

Filename
3de8fe5cee8180e93697e4ddca87e721910b9dd922de849cab7b1b3a50e54a00_new.exe
File type
PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
File size
1.2 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
c2edafb53fdbb87aa247fa7f9bfd082fbd5ac369
SHA256
2608d53a0c4cf4e6e50f5bbd8cf9f57d182689994044831a02c83e962b4ca2bf
MD5
05242badeb7fa1a85a3e04f6aadbb76c

Malwares

  • Blackbyte

Signatures

Execution

T1047 antivm_wmi: Uses WMI to detect virtual environment
T1047 has_wmi: Executes one or several WMI requests

Privilege Escalation

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 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1027.002 packer_upx: The executable file is compressed using UPX
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization
T1562.001 amsi_patching_attempt: Attempts to patch Microsoft AMSI protection (amsi.dll)
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497 antidbg_setinformationthread: Attempts to evade debugger using NtSetInformationThread
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.001 antivm_wmi: Uses WMI to detect virtual environment
T1082 has_wmi: Executes one or several WMI requests
T1497 evasion_printers: Attempts to detect Sandbox by exploring existing printers
T1497.001 antivm_generic_productname: Checks system product name in registry, possibly for anti-virtualization

Other

yara_rules: Static rules
network_bind: Starts servers listening at None
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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