Managed XDR

772fb2a8826b00c9de1e5240d60091d7.virus (Glupteba) — malware analysis report

File info

Filename
772fb2a8826b00c9de1e5240d60091d7.virus
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
4.3 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
0ff9e36faa08f1186c5be94473d0cd542453a7cf
SHA256
c4773c27f40a7e6e5dfe7572e6fe9bf70051954beef5a345930a4e8bcfd30d5d
MD5
772fb2a8826b00c9de1e5240d60091d7

Malwares

  • Glupteba

Signatures

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
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

T1036.001 invalid_authenticode: Digital signature of the executable file has failed the verification
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Credential Access

T1003.001 dumps_lsass: Dumps lsass.exe process (probably, to extract credentials)

Discovery

T1057 process_interest: Enumerates processes
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1082 reads_csrss: Attempts to read csrss.exe memory

Other

yara_rules: Static rules
glupteba_behavior: Glupteba indicators detected
creates_exe: Creates executable files in the file system
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
origin_langid: Unconventional language of the executable file
pe_overlay: PE file contains overlay

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