Managed XDR

vtdl_zehcrub4 (Dridex) — malware analysis report

File info

Filename
vtdl_zehcrub4
File type
PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
File size
164 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
f6e237d7313a8f1c183f39f2e13b294f69e5fc53
SHA256
c59409f7a71746dfe5d993a044bd704037b2f8e8e842cf50d914a7a1b0c6015a
MD5
99926d50d0ea6b6fdcd7c7a83bcd87dc

Malwares

  • Dridex

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the 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
T1497.001 antisandbox_outputdebugstring: Attempts to slow down analysis using OutputDebugString
T1574 dropper_dll: Creates DLL, which is then loaded into the process

Discovery

T1497.001 antisandbox_outputdebugstring: Attempts to slow down analysis using OutputDebugString
T1518 locates_browser: Attempts to identify where browsers are installed

Other

yara_rules: Static rules
ce_info: Dridex Configuration Data found
no_graphical_activity: No graphic activity
break_limit_exceeded: Warning: function calls limit has been exceeded

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