Managed XDR

case-study.pdf.lnk — malware analysis report

File info

Filename
case-study.pdf.lnk
File type
MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Has Working directory, Has command line arguments, Icon number=0, Archive, ctime=Sat Jul 16 13:18:48 2016, mtime=Sat Jul 16 13:18:48 2016, atime=Sat Jul 16 13:18:48 2016, length=232960, window=hidenormalshowminimized
File size
2.2 KB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
8d976c6b153ec993c4626caaff1895f286179f49
SHA256
e6ea17cb0d2393d56d775377c5de3d0e0d0fd0a1ec43353ad92c354df024eb6f
MD5
d5827ef5f4bef78d5e69959259515f59

Signatures

Execution

T1204 suspicious_lnk: LNK file with suspicious content
T1059.001 suspicious_powershell: Creates suspicious powershell process
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

Discovery

T1518 locates_browser: Attempts to identify where browsers are installed

Other

network_powershell: Powershell process network connection detected
creates_suspended_process: Creates suspended process
writes_data: Writes big amount of data to disk
yara_rules: Static rules