floxif | 43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4b | Triage

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Overview

overview

Static

static

1

43dfb427b3...bN.dll

windows7-x64

43dfb427b3...bN.dll

windows10-2004-x64

Sharing

General

Target

43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4bN.exe
Size

417KB
Sample

241226-v67kwasnes
MD5

d132920bd10849620f86be0c40c347b0
SHA1

1dd9b34cf9c84a0ba75314fc7f5072510a26b0ee
SHA256

43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4b
SHA512

96b0db9738843fb3deb8c8a5f60fd3fcfbf18cc153d43a4af4cc76b35f6a61754fd04fd71428955e743b0d22e1fc040d15310f0c0d688ca85ebabc639011eda6
SSDEEP

12288:3pCfP6QBI+mp+sIjWo+JDOTSwYghfi+eNH9rIWBjvrEH7N:3pCfP6ASp+sIjWoeDO+nn9rnrEH7N

Score

10^/10

floxif backdoor discovery persistence privilege_escalation trojan upx

Static task

static1

Behavioral task

behavioral1

Sample

43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4bN.dll

Resource

win7-20240903-en

floxif backdoor discovery persistence privilege_escalation trojan upx

windows7-x64

12 signatures

120 seconds

Behavioral task

behavioral2

Sample

43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4bN.dll

Resource

win10v2004-20241007-en

floxif backdoor discovery trojan upx

windows10-2004-x64

11 signatures

120 seconds

Malware Config

Targets

- Target
  
  43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4bN.exe
- Size
  
  417KB
- MD5
  
  d132920bd10849620f86be0c40c347b0
- SHA1
  
  1dd9b34cf9c84a0ba75314fc7f5072510a26b0ee
- SHA256
  
  43dfb427b3097ba5509a3cde7ab5c30b9e80c60eebd597c93d7b0ef0c65b4e4b
- SHA512
  
  96b0db9738843fb3deb8c8a5f60fd3fcfbf18cc153d43a4af4cc76b35f6a61754fd04fd71428955e743b0d22e1fc040d15310f0c0d688ca85ebabc639011eda6
- SSDEEP
  
  12288:3pCfP6QBI+mp+sIjWo+JDOTSwYghfi+eNH9rIWBjvrEH7N:3pCfP6ASp+sIjWoeDO+nn9rnrEH7N
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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