Managed XDR

wextract.exe-.mui (Tinba, Symmi) — malware analysis report

File info

Filename
wextract.exe-.mui
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
6.1 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
c759e2855f84078e99d7725ea68279bc4a7947d6
SHA256
9ace5557771a4f878d42e1af51870cf005208e3f0cf89c4d84286e9d4d8ec484
MD5
4c18b75685ec7fe9ddbbc18fac749aef

Malwares

  • Tinba
  • Symmi

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 packer_themida: Themida packer signatures detected
T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.001 antivm_generic_video: Checks information about video adapters 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

Discovery

T1497.001 antivm_disk_size: Checks the amount of free disk space
T1497.001 antivm_generic_video: Checks information about video adapters in registry, possibly for anti-virtualization

Other

yara_rules: Static rules
creates_exe: Creates executable files in the file system
process_crashed: One of the processes has failed
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
has_pdb: This executable file has a PDB path
test_check_service: Starts services
executes_dropped_exe: Executes dropped exe files

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