farfli | bfbf52d561a0b9e4f7ba730b015533555e8a22f5d7901fd57d6811c8698d6409

General

Target
2026-09-08_309a8b01aa0ea20d941509a7a3ec594e_elex_feodo_wannacry
Size 93KB
Sample260908-wtxetawsfy
SHA256 bfbf52d561a0b9e4f7ba730b015533555e8a22f5d7901fd57d6811c8698d6409
MD5 309a8b01aa0ea20d941509a7a3ec594e
SHA1 3a72c66567c90215580acd556f9b1f1c67a1ec69
SHA512 58ab12d3f8843951c694f453b8d71e32e37f475b14f0ffac4ea97598b525603f7c387f1fd5596f90104f08a6598e7e6ffabaf52c909d389042ca82567c2aa62d
SSDEEP 1536:SaK4RNx6nb4RoIw/vvBSxXsral6x2aE0zLve2yESXGTBcvt8UaKW40AEEog:xK4RNx6nb4RoIw/XBSeral6oaE0HGnv1
TLSH
T16E93BF47ABA50DD5E1204DF401AB7B36537654892B26A787D384DE0DA43EDC0DF362CE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

Malware Config

Targets

- Target
  2026-09-08_309a8b01aa0ea20d941509a7a3ec594e_elex_feodo_wannacry
- Size 93KB
- SHA256 bfbf52d561a0b9e4f7ba730b015533555e8a22f5d7901fd57d6811c8698d6409
- MD5 309a8b01aa0ea20d941509a7a3ec594e
- SHA1 3a72c66567c90215580acd556f9b1f1c67a1ec69
- SHA512 58ab12d3f8843951c694f453b8d71e32e37f475b14f0ffac4ea97598b525603f7c387f1fd5596f90104f08a6598e7e6ffabaf52c909d389042ca82567c2aa62d
- SSDEEP 1536:SaK4RNx6nb4RoIw/vvBSxXsral6x2aE0zLve2yESXGTBcvt8UaKW40AEEog:xK4RNx6nb4RoIw/XBSeral6oaE0HGnv1
- TLSH
  T16E93BF47ABA50DD5E1204DF401AB7B36537654892B26A787D384DE0DA43EDC0DF362CE
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

10^/10

backdoor bootkit discovery execution farfli persistence spyware stealer upx
- Detects Farfli Backdoor
- Family: Farfli
  Farfli is a Windows backdoor written in C++.
  backdoor farfli
- Detects executables containing base64 encoded User Agent
- UPX dump on OEP (original entry point)
- Badlisted process makes network request
  Network request originating from process or tool commonly abused by malware.
- ACProtect 1.3x - 1.4x DLL software
  Detects file using ACProtect software.
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Writes to the Master Boot Record (MBR)
  Bootkits write to the MBR to gain persistence at a level below the operating system.
  bootkit persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2