Managed XDR

1df11bc19aa52b623bdf15...79864b1a6474ad_new.exe (Blackbyte) — malware analysis report

File info

Filename
1df11bc19aa52b623bdf15380e3fded56d8eb6fb7b53a2240779864b1a6474ad_new.exe
File type
PE32+ executable (console) x86-64 (stripped to external PDB), for MS Windows
File size
1.3 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
88eaa35f28e7159a0eff70165e95c005ac95deaa
SHA256
e593edda84f7697a7389bdc95a76f2e042aff6da9f5f217ecd9c4ad5b6854907
MD5
d8fa9a3e4463a1a0e76c9027b82a188d

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
T1027.002 packer_upx: The executable file is compressed using UPX
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
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

T1497.001 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
no_graphical_activity: No graphic activity
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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