Managed XDR

dihzehtreof.resources.dll (Dridex) — malware analysis report

File info

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

Environment

w10/x64 en

Hashes

SHA1
d5a92e338c1f0a1685a71928697304ca030584a6
SHA256
2c497944eceb52140f6fd5c7d648064a373f62f5174541a1cea38bf4d91c34e4
MD5
a5405fb2d41e98804e0b4cf6b4011e59

Malwares

  • Dridex

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: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.001 antisandbox_outputdebugstring: Attempts to slow down analysis using OutputDebugString
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_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1555.004 windows_credential_manager: Acquire credentials from the Windows Credential Manager

Discovery

T1497.001 antisandbox_outputdebugstring: Attempts to slow down analysis using OutputDebugString
T1518 locates_browser: Attempts to identify where browsers are installed
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: Dridex Configuration Data found
static_pe_anomaly: The PE file structure contains anomalies
network_bind: Starts servers listening at None
no_graphical_activity: No graphic activity
has_pdb: This executable file has a PDB path
break_limit_exceeded: Warning: function calls limit has been exceeded
suspicious_network_port: Performs TCP or UDP request to non-standard port
test_check_service: Starts services

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