floxif | 4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc | Triage

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Overview

overview

Static

static

3

4d755a10ed...fc.exe

windows7-x64

4d755a10ed...fc.exe

windows10-2004-x64

Sharing

General

Target

4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc
Size

124KB
Sample

241227-1mkjws1jdp
MD5

06ceb19dea361d4012aa159f6374436c
SHA1

3e35ad7f8af396838bb3612b4f2dda01565c4cad
SHA256

4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc
SHA512

4f48555d9c55a34ff97779bf9602f6b655e5799eb22234e99921b2d2043defcd8c6f9ea1bfe9e541fecd5908ae7961a3eed31c7a7c19dfa4f3a766d0798e447b
SSDEEP

1536:gdd/uHw79MOQ3Ss7TN2s+zheW6BVrqzCJ3bdDY+W14N4NmzWlIA7hKRQw:yugQ33l2lQBV+UdE+rECWp7hKP

Score

10^/10

floxif backdoor discovery evasion persistence trojan upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc.exe

Resource

win7-20240903-en

floxif backdoor discovery evasion persistence trojan upx

windows7-x64

20 signatures

150 seconds

Behavioral task

behavioral2

Sample

4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc.exe

Resource

win10v2004-20241007-en

floxif backdoor discovery evasion persistence trojan upx

windows10-2004-x64

20 signatures

150 seconds

Malware Config

Targets

- Target
  
  4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc
- Size
  
  124KB
- MD5
  
  06ceb19dea361d4012aa159f6374436c
- SHA1
  
  3e35ad7f8af396838bb3612b4f2dda01565c4cad
- SHA256
  
  4d755a10eded5fa0b078816178f9d055dfcf3e6cf3b2aa9212a40392055b78fc
- SHA512
  
  4f48555d9c55a34ff97779bf9602f6b655e5799eb22234e99921b2d2043defcd8c6f9ea1bfe9e541fecd5908ae7961a3eed31c7a7c19dfa4f3a766d0798e447b
- SSDEEP
  
  1536:gdd/uHw79MOQ3Ss7TN2s+zheW6BVrqzCJ3bdDY+W14N4NmzWlIA7hKRQw:yugQ33l2lQBV+UdE+rECWp7hKP
Score

10^/10

floxif backdoor discovery evasion persistence trojan upx
- Floxif family
  floxif
- Floxif, Floodfix
  Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
  backdoor trojan floxif
- Modifies visibility of file extensions in Explorer
  evasion
- Modifies visiblity of hidden/system files in Explorer
  evasion
- Detects Floxif payload
  backdoor
- ACProtect 1.3x - 1.4x DLL software
  Detects file using ACProtect software.
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Drops file in System32 directory
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Defense Evasion

Hide Artifacts

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

floxifbackdoordiscoveryevasionpersistencetrojanupx

behavioral2

floxifbackdoordiscoveryevasionpersistencetrojanupx

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