Managed XDR

cefea76dfdbb48cfe1a3db...ef40655c637833ae_kreuk (ALPHV) — malware analysis report

File info

Filename
cefea76dfdbb48cfe1a3db2c8df34e898e29bec9b2c13e79ef40655c637833ae_kreuk
File type
PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
File size
2.2 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
8fee6f59aa4425730f5f3359fa7b2abd95f32653
SHA256
cc51bba6a85d571ac2f7e06a4443b73354c045fa3948b6d7a72c615ec5084d27
MD5
655073ad615a7fe4204a4558a5b8a13e

Malwares

  • ALPHV

Signatures

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

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 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

Command and Control

T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp

Other

yara_rules: Static rules
ce_info: Blackcat Configuration Data found
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
pe_overlay: PE file contains overlay

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