Managed XDR

simpleaudio.dll (Cobalt Strike, Hupigon) — malware analysis report

File info

Filename
simpleaudio.dll
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
428 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
1d0c866b8a5b0489818778f4d80034a3084ca016
SHA256
d9aca9f2a01c651222202401e0869a92b02342cad4ca2a981d735b22c11c5be1
MD5
aed64deaa0580f1fb9238f33cd8240cc

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
T1027.002 packer_entropy: Probably contains compressed or encrypted data
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

T1552 cookie_files: Accesses cookie files
T1555.003 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
modifies_certs: Attempts to generate or modify system certificates
static_pe_anomaly: The PE file structure contains anomalies
process_crashed: One of the processes has failed
no_graphical_activity: No graphic activity
create_rpc_bindings: Creates RPC connection
get_policy_info: Retrieves information about a Policy object
test_check_service: Starts services

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