Managed XDR

c-users-user-appdata-r...ng-installdir-help.exe (njRAT) — malware analysis report

File info

Filename
c-users-user-appdata-roaming-installdir-help.exe
File type
PE32 executable (GUI) Intel 80386, for MS Windows
File size
393.3 KB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
209e8b8f2e5f6533f5262ab43a4b7d7ed7baedb1
SHA256
5b3ffd509680820f7b6ce1c3783ddf8d5b1dea1b42fbdd624956a0bd705e2bf5
MD5
ce0e61b409823defab48824f1a38cb1d

Malwares

  • njRAT

Signatures

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
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1055 sets_debug_registers: Sets debug registers for a thread in a different process
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

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1564.001 hides_original_file: Makes original executable file hidden
T1055 sets_debug_registers: Sets debug registers for a thread in a different process
T1564.001 stealth_file: Creates hidden or system files
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1027.001 static_overlay_padding: Overlay contents padding
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

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

Command and Control

T1071.001 network_http: Performs HTTP requests
T1071.001 winhttp_https: Performs HTTP/HTTPS requests using WinHttp
T1071.001 wininet_https: Performs HTTP/HTTPS requests using WinInet

Impact

T1489 net_stop: Stops services through the use of net stop

Other

yara_rules: Static rules
copies_self: Creates a copy of itself
creates_exe: Creates executable files in the file system
no_graphical_activity: No graphic activity
creates_suspended_process: Creates suspended process
message_box: Displays a message
get_policy_info: Retrieves information about a Policy object
pe_overlay: PE file contains overlay

Related reports