Managed XDR

recurseexec.exe (Cobalt Strike, Hupigon) — malware analysis report

File info

Filename
recurseexec.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
587.5 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
48abdd0adcbc39b30d3458c00785d06e86584328
SHA256
f0e6ff17ad8dbc2b52fb3b11d86512f605f332b946c0804a712561af8f78327a
MD5
079a169f2d6bd0ae509e83799c2951f5

Malwares

  • Cobalt Strike
  • Hupigon

Signatures

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

T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
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

T1555.003 cookie_files: Accesses cookie files
T1552 cookie_files: Accesses cookie files

Command and Control

T1032 internet_security_options: Sets Internet connections options that are not secure
T1071 internet_security_options: Sets Internet connections options that are not secure
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Other

yara_rules: Static rules
shellcode_wininet: Wininet-shellcode behaviour detected
dns_without_resolve: DNS query without a response
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
pe_overlay: PE file contains overlay

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