Managed XDR

executable.exe (Tinba) — malware analysis report

File info

Filename
executable.exe
File type
PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows, UPX compressed
File size
75.9 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b88a0dfb0f0ce24c6ead168453468babbae4c649
SHA256
adffc096d9083eac109a4fba1ba214c0ace880af083d73091c5b65d80fcbfb84
MD5
08edb641b48a1ae4eaec9dad63bedd6b

Malwares

  • Tinba

Signatures

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
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_polymorphic: Creates a modified copy of itself
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 packer_upx: The executable file is compressed using UPX
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
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

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1497 evasion_diskenum: Sandbox evasion using enumeration of partitions
T1497.001 antivm_queries_computername: Retrieves the computer name
T1082 reads_csrss: Attempts to read csrss.exe memory

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
creates_in_windows: Creates files in the Windows directory
create_process_failed: Could not start the process
no_graphical_activity: No graphic activity
access_recyclebin: Manipulation with recyclebin detected
writes_data: Writes big amount of data to disk
pe_overlay: PE file contains overlay

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