Managed XDR

home-petik-ss-malware-...dey_cobalt-strike_elex (Conti) — malware analysis report

File info

Filename
home-petik-ss-malware-2025-07-24_e83e08eeb39e5f864d2919832b56af5a_amadey_cobalt-strike_elex
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
295 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
872a27bab97629e874e57f6ea4712591c83dfe6b
SHA256
75fd4d44134cf1967eb1e8b68dd57e2e5b5ea1436ffb6fc2de26ea4841882311
MD5
e83e08eeb39e5f864d2919832b56af5a

Malwares

  • Conti

Signatures

Execution

T1047 has_wmi: Executes one or several WMI requests

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

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
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

Credential Access

T1552 cookie_files: Accesses cookie files
T1555.003 cookie_files: Accesses cookie files

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1057 process_interest: Enumerates processes
T1518 locates_browser: Attempts to identify where browsers are installed

Collection

T1074.001 access_recyclebin: Manipulation with recyclebin detected

Impact

T1486 ransomware_windows_possible: Ransomware indicators detected (possible ransom window creation)
T1490 vssadmin_delete_shadows: Attempt to delete volume shadow copies
T1486 modifies_files2: Cryptolocker indicators detected (100 or more files are modified)
T1486 modifies_files: Cryptolocker indicators detected (renamed 100 or more files)
T1486 ransomware_extensions: Ransomware(s) Conti indicators detected (specific extension is added to files)
T1486 mass_data_encryption: Encrypts data using the same key (possible ransomware behaviour)

Other

yara_rules: Static rules
ransomware_shadowcopy: Removes volume shadow copies
creates_in_windows: Creates files in the Windows directory
cryptolocker_wallpaper: Ransomware indicators detected (changes the desktop wallpaper file)
unexpected_exception: Unexpected exception
no_graphical_activity: No graphic activity
creates_in_programdata: Creates files in the ProgramData directory
test_check_service: Starts services
writes_data: Writes big amount of data to disk

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