Managed XDR

uiwrapperres.dll (Tinba, Dridex) — malware analysis report

File info

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

Environment

win7/x86 en

Hashes

SHA1
48d8fadfb603ed20747955f36128b8e13f377381
SHA256
4e91031264c606f7f9c2c066e8609211b0a700fc981f64499cb1b5eabccf1379
MD5
57e1b211e83d5e487e71a90d8054b6c7

Malwares

  • Tinba
  • 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
T1497.001 antivm_disk_size: Checks the amount of free disk space
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

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1518 locates_browser: Attempts to identify where browsers are installed

Impact

T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
executes_dropped_exe: Executes dropped exe files
no_graphical_activity: No graphic activity
has_pdb: This executable file has a PDB path
access_recyclebin: Manipulation with recyclebin detected
message_box: Displays a message
error_drawtext: An error occured while executing the file
origin_langid: Unconventional language of the executable file
writes_data: Writes big amount of data to disk

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