expiro | 4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348 | Triage

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Overview

overview

Static

static

3

4e4b4f8479...48.exe

windows7-x64

4e4b4f8479...48.exe

windows10-2004-x64

Sharing

General

Target

4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348.exe
Size

474KB
Sample

250107-1synpssmdn
MD5

63ef774c8b7f7240c2c6108d2561c073
SHA1

ab6c8738ebff7ffc496faa609f737f3a990f5fa1
SHA256

4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348
SHA512

90882b0522de5f8d31cbae7c3b9068bf57dd3343b39837db90835ee7a095bcb318df0bccfe868bcffc74994cbbfeca6bbf071783a4856417a93eb4f2a943e0fc
SSDEEP

12288:eMxjNtKUY1Ks3VmKVAy3OdLNKVPXTOXLi0yvASH+w:eMx/KUYcs3VmKP3ONNKMi9vASew

Score

10^/10

expiro backdoor discovery

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348.exe

Resource

win7-20240903-en

expiro backdoor discovery

windows7-x64

4 signatures

120 seconds

Behavioral task

behavioral2

Sample

4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348.exe

Resource

win10v2004-20241007-en

expiro backdoor discovery

windows10-2004-x64

5 signatures

120 seconds

Malware Config

Targets

- Target
  
  4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348.exe
- Size
  
  474KB
- MD5
  
  63ef774c8b7f7240c2c6108d2561c073
- SHA1
  
  ab6c8738ebff7ffc496faa609f737f3a990f5fa1
- SHA256
  
  4e4b4f84791a5ab9aff7089866891be256bdff4494599e8e9855207cda0fe348
- SHA512
  
  90882b0522de5f8d31cbae7c3b9068bf57dd3343b39837db90835ee7a095bcb318df0bccfe868bcffc74994cbbfeca6bbf071783a4856417a93eb4f2a943e0fc
- SSDEEP
  
  12288:eMxjNtKUY1Ks3VmKVAy3OdLNKVPXTOXLi0yvASH+w:eMx/KUYcs3VmKP3ONNKMi9vASew
Score

10^/10

expiro backdoor discovery
- Expiro family
  expiro
- Expiro, m0yv
  Expiro aka m0yv is a multi-functional backdoor written in C++.
  backdoor expiro
- Expiro payload
  backdoor
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

expirobackdoordiscovery

behavioral2

expirobackdoordiscovery

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