Managed XDR

3b18241ac1018db1c2fb5c...bae65c672632a620_kreuk (ALPHV) — malware analysis report

File info

Filename
3b18241ac1018db1c2fb5c9e8306490bcafb373c852f1c5ebae65c672632a620_kreuk
File type
PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
File size
3.4 MB
First seen
Last seen

Environment

w10/x64 en

Hashes

SHA1
f1fb725189a8aec9e69e915325384c12f2e33e1a
SHA256
f0dd3eabbedbaf87bb79bece2872bb871c9cbef974368435be1ac477115c8603
MD5
2c272789a5bdad7703846ddf4031664e

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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