Managed XDR

msorun.dll (Tinba) — malware analysis report

File info

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

Environment

win7/x86 en

Hashes

SHA1
bbe2798d43661bb5a71dc435c0f8df222fe3f941
SHA256
06e346e1fbd6fab7fd4f51cc34f2be49ab66cfe3ad91d7fc2dd2b08b4bf3584d
MD5
6a880a5e0031f034997a7e143bed5907

Malwares

  • Tinba

Signatures

Privilege Escalation

T1055 injection_failed: The attempt to inject into a process has failed
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 antivm_disk_size: Checks the amount of free disk space
T1055 injection_failed: The attempt to inject into a process has failed
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
writes_data: Writes big amount of data to disk

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