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 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
8b48d3afbd16599348523ce8dfaacbbc81797138
SHA256
d68d246dde5a37c39fc3f234fdaeafa4670374b8a632018cc77be1c0e08f71b4
MD5
342150199d89d008a69df75662a36699

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
pe_overlay: PE file contains overlay
executes_dropped_exe: Executes dropped exe files

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