Managed XDR

vtdl_lljkq2a8 (njRAT) — malware analysis report

File info

Filename
vtdl_lljkq2a8
File type
Zip archive data, at least v1.0 to extract
File size
1.4 MB
First seen
Last seen

Environment

win7/x86 en

Hashes

SHA1
8c110caf5f011ed8ee3c81a011ed209252fdcafb
SHA256
21321b9e5711c3cf74e7027ab5edbdf5461153c048e7752a5d262c3e2d9076ed
MD5
9cedeaebf4325f5852343bcdf6929a81

Malwares

  • njRAT

Signatures

Execution

T1064 office_macros_suspicious: Document contains suspicious macro
T1204.002 office_vb_load: Microsoft Office is loading VB DLL files (macros usage indicator)
T1064 office_macros: The document contains macroses (total: 227)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

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

T1027 office_macros_empty_space: The document contains a macro with a lot of spaces or empty lines
T1064 office_macros_suspicious: Document contains suspicious macro
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1064 office_macros: The document contains macroses (total: 227)
T1064 office_macros_strings: Feature lines found in document macro
T1064 office_macros_autoexec: The document contains an auto-start macro

Discovery

T1083 checks_recent_files: Attempt to check recently opened files through registry

Other

yara_rules: Static rules
get_policy_info: Retrieves information about a Policy object
antisandbox_check_graphics_card: Uses CreateDXGIFactory, potentially to detect graphics card
checktokenmembership: Checks user token with CheckTokenMembership call

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