Managed XDR

project_workshop_7th_minutes.txt.lnk (CryptoWall) — malware analysis report

File info

Filename
project_workshop_7th_minutes.txt.lnk
File type
MS Windows shortcut, Item id list present, Has command line arguments, Icon number=97, ctime=Sun Jul 6 23:29:39 2025, mtime=Sun Jul 6 23:29:39 2025, atime=Sun Jul 6 23:29:39 2025, length=0, window=hidenormalshowminimized
File size
37 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
a92cfb8ac03b20bd386b31015a2fac7a28619903
SHA256
df7bd3a657aabc6c25d0614e3f3c7b7345e40cba2e7094b0be25f5511efa1fc3
MD5
03569229ae7fefc43594b336d5e3c3cf

Malwares

  • CryptoWall

Signatures

Execution

T1059.001 suspicious_powershell: Creates suspicious powershell process
T1059 powershell_cmd_longcommandline: Suspiciously long commandline
T1059.001 suspicious_process: Spawns a suspicious process

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

T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1218 suspicious_cmdline_keywords: Cmdline with suspicious keywords

Impact

T1486 ransomware_files: Ransomware indicators detected CryptoWall/CryptoLocker (creates keys and the instruction on how to unlock the files)
T1486 ransomware_message: Ransomware indicators detected (possible ransom message creation)

Other

yara_rules: Static rules
unexpected_exception: Unexpected exception
creates_suspended_process: Creates suspended process
get_policy_info: Retrieves information about a Policy object

Related reports