floxif | faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b | Triage

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Overview

overview

Static

static

1

faf63f4291...9b.exe

windows7-x64

faf63f4291...9b.exe

windows10-2004-x64

Sharing

General

Target

faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b
Size

811KB
Sample

250205-hrfsdswrel
MD5

5fcfdbd02fa4f93a1aded0c0533ef632
SHA1

a5e3014f9b94530c1d62a378c1f918b7ddea22ee
SHA256

faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b
SHA512

4e346945896e25d61dbae8f0b8a883ada5362be24cecab9c42dab5f850759a295cc31bc632c7eccaf50c9b16b27a07938eaa6b5599b6f1024546f1d50535d93c
SSDEEP

24576:OIXgCWSp/yydSJVDsVu5unzqWvX1SrEH7Y:xWSttSJlsQuzqW/1q

Score

10^/10

floxif backdoor discovery persistence privilege_escalation trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b.exe

Resource

win7-20240903-en

floxif backdoor discovery trojan upx

windows7-x64

9 signatures

150 seconds

Behavioral task

behavioral2

Sample

faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b.exe

Resource

win10v2004-20250129-en

floxif backdoor discovery persistence privilege_escalation trojan upx

windows10-2004-x64

10 signatures

150 seconds

Malware Config

Targets

- Target
  
  faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b
- Size
  
  811KB
- MD5
  
  5fcfdbd02fa4f93a1aded0c0533ef632
- SHA1
  
  a5e3014f9b94530c1d62a378c1f918b7ddea22ee
- SHA256
  
  faf63f42914dafa13b9fd82d9e2cc8cacf84f32db924dd8c21f078a0e8c79c9b
- SHA512
  
  4e346945896e25d61dbae8f0b8a883ada5362be24cecab9c42dab5f850759a295cc31bc632c7eccaf50c9b16b27a07938eaa6b5599b6f1024546f1d50535d93c
- SSDEEP
  
  24576:OIXgCWSp/yydSJVDsVu5unzqWvX1SrEH7Y:xWSttSJlsQuzqW/1q
Score

10^/10

floxif backdoor discovery trojan upx persistence privilege_escalation
- Floxif family
  floxif
- Floxif, Floodfix
  Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
  backdoor trojan floxif
- Detects Floxif payload
  backdoor
- Event Triggered Execution: AppInit DLLs
  Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
  persistence privilege_escalation
- ACProtect 1.3x - 1.4x DLL software
  Detects file using ACProtect software.
- Loads dropped DLL
- 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

Event Triggered Execution

AppInit DLLs

Privilege Escalation

Event Triggered Execution

AppInit DLLs

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

floxifbackdoordiscoverytrojanupx

behavioral2

floxifbackdoordiscoverypersistenceprivilege_escalationtrojanupx

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