floxif | b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4 | Triage

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Overview

overview

Static

static

1

b5dcf07c19...e4.exe

windows7-x64

b5dcf07c19...e4.exe

windows10-2004-x64

Sharing

General

Target

b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4
Size

234KB
Sample

250119-e58hsawjb1
MD5

e36ec77c1e7e16256e09e0ea82ed7e93
SHA1

07cf0f812eaa1acff1ccda40603a9d5c39344e73
SHA256

b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4
SHA512

617063cad30c29ebb9c4340f2736184150a4566373e2ff6bb0ed4028bb987e2729d505fec9e9cd65772850f2fad2da3cf8a65559a8e7e3ca58cc2b296b02d65f
SSDEEP

3072:uwzvOYT95YP/aKavT/DvbEvhnI2B+flkL7OjUuxGftPyhdY55s2ZUuyNFhyzzZiL:b9iP/aK2Wn/B+/kBV+UdvrEFp7hKA

Score

10^/10

floxif backdoor discovery persistence privilege_escalation trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4.exe

Resource

win7-20240903-en

floxif backdoor discovery trojan upx

windows7-x64

9 signatures

150 seconds

Behavioral task

behavioral2

Sample

b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4.exe

Resource

win10v2004-20241007-en

floxif backdoor discovery persistence privilege_escalation trojan upx

windows10-2004-x64

10 signatures

150 seconds

Malware Config

Targets

- Target
  
  b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4
- Size
  
  234KB
- MD5
  
  e36ec77c1e7e16256e09e0ea82ed7e93
- SHA1
  
  07cf0f812eaa1acff1ccda40603a9d5c39344e73
- SHA256
  
  b5dcf07c19fbe94c163a1c39cd3a361f05b01c211a7958314c29f526d25025e4
- SHA512
  
  617063cad30c29ebb9c4340f2736184150a4566373e2ff6bb0ed4028bb987e2729d505fec9e9cd65772850f2fad2da3cf8a65559a8e7e3ca58cc2b296b02d65f
- SSDEEP
  
  3072:uwzvOYT95YP/aKavT/DvbEvhnI2B+flkL7OjUuxGftPyhdY55s2ZUuyNFhyzzZiL:b9iP/aK2Wn/B+/kBV+UdvrEFp7hKA
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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