Managed XDR

7zfm.exe — malware analysis report

File info

Filename
7zfm.exe
File type
PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows
File size
1.2 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
b53cda79f7810ea4dc2b43154e4d28d95bdc3fb4
SHA256
15c3f08359f9e1f1b34b84b99404961a111b24be1b68b35dd0233c33a55be595
MD5
58558d3b6d633c60bac15f3015251eb1

Signatures

Privilege Escalation

T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1027.002 packer_polymorphic: Creates a modified copy of itself
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1134 opens_process_token: Opens the access token associated with a process

Discovery

T1057 process_interest: Enumerates processes
T1083 crawls_directories: Opens a huge number of directories all over disk C: (possibly, searches for sensitive data)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Other

yara_rules: Static rules
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
create_process_failed: Could not start the process
process_crashed: One of the processes has failed
no_graphical_activity: No graphic activity
access_recyclebin: Manipulation with recyclebin detected
test_check_service: Starts services
writes_data: Writes big amount of data to disk