expiro | b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146f | Triage

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Overview

overview

Static

static

3

b3375e5cd7...fN.exe

windows7-x64

b3375e5cd7...fN.exe

windows10-2004-x64

Sharing

General

Target

b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146fN.exe
Size

776KB
Sample

241226-aqrt9ssnej
MD5

e304ed352ac2a17004d948977a5f6cc0
SHA1

3bdc0c5d8d0da40885e8df6348bf703c1dd2109b
SHA256

b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146f
SHA512

9c768c77524b1a0f94a6fac424e8baa1d8a44f780339e91a33305d0a08c95a9d2101ef3efac8584bed8dcd3a16a5f00ef6b54b3f8972b410c93d717ce3114e50
SSDEEP

12288:vxLVssCpn5K6hYk/1XfvdCbdAQnXKlAptjVqTMAskOhM3xTrLqAt:vxLQi6hP1Xfv4JtgT+gxruk

Score

10^/10

expiro backdoor discovery

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146fN.exe

Resource

win7-20240903-en

expiro backdoor discovery

windows7-x64

4 signatures

120 seconds

Behavioral task

behavioral2

Sample

b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146fN.exe

Resource

win10v2004-20241007-en

expiro backdoor discovery

windows10-2004-x64

4 signatures

120 seconds

Malware Config

Targets

- Target
  
  b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146fN.exe
- Size
  
  776KB
- MD5
  
  e304ed352ac2a17004d948977a5f6cc0
- SHA1
  
  3bdc0c5d8d0da40885e8df6348bf703c1dd2109b
- SHA256
  
  b3375e5cd7f975a6647ecb8c1be8c766c7af9afb26dd21f523ee801c3663146f
- SHA512
  
  9c768c77524b1a0f94a6fac424e8baa1d8a44f780339e91a33305d0a08c95a9d2101ef3efac8584bed8dcd3a16a5f00ef6b54b3f8972b410c93d717ce3114e50
- SSDEEP
  
  12288:vxLVssCpn5K6hYk/1XfvdCbdAQnXKlAptjVqTMAskOhM3xTrLqAt:vxLQi6hP1Xfv4JtgT+gxruk
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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