floxif | 4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8 | Triage

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Overview

overview

Static

static

1

4b377a3613...d8.dll

windows7-x64

4b377a3613...d8.dll

windows10-2004-x64

Sharing

General

Target

4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8
Size

962KB
Sample

250102-2l8qrsylaz
MD5

0b1017c9fb3332384dc262ace8045c64
SHA1

bb569217eb2ec5cfeac26dbc686911a7a37c9375
SHA256

4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8
SHA512

be1058cb4b2bf3a8fbfe2200dcbd26c76b5956a5f3ebf3640af7162e257e562ea68cfaa8539d1db15b7639f74ee26f1c33e772d88a9db3a3a298b014ae24c426
SSDEEP

24576:bqNAogNi7/VMjAA4LVL8pJsv6tWKFdu9CcuuKTr9zORCrEH7B:GEiRMEb9GJsv6tWKFdu9CtuKTJzs

Score

10^/10

floxif backdoor discovery persistence privilege_escalation trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8.dll

Resource

win7-20241010-en

floxif backdoor discovery persistence privilege_escalation trojan upx

windows7-x64

12 signatures

150 seconds

Behavioral task

behavioral2

Sample

4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8.dll

Resource

win10v2004-20241007-en

floxif backdoor discovery trojan upx

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8
- Size
  
  962KB
- MD5
  
  0b1017c9fb3332384dc262ace8045c64
- SHA1
  
  bb569217eb2ec5cfeac26dbc686911a7a37c9375
- SHA256
  
  4b377a3613df27ee4b6227d88ab6979dd4388967f43d1db911aed820a73372d8
- SHA512
  
  be1058cb4b2bf3a8fbfe2200dcbd26c76b5956a5f3ebf3640af7162e257e562ea68cfaa8539d1db15b7639f74ee26f1c33e772d88a9db3a3a298b014ae24c426
- SSDEEP
  
  24576:bqNAogNi7/VMjAA4LVL8pJsv6tWKFdu9CcuuKTr9zORCrEH7B:GEiRMEb9GJsv6tWKFdu9CtuKTJzs
Score

10^/10

floxif backdoor discovery persistence privilege_escalation trojan upx
- 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

floxifbackdoordiscoverypersistenceprivilege_escalationtrojanupx

behavioral2

floxifbackdoordiscoverytrojanupx

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