expiro | 1f43c29156139e476a8a304e08987ee5baa2faa3d46b3d9db298bed63856f09a | Triage

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Overview

overview

Static

static

3

JaffaCakes...28.exe

windows7-x64

JaffaCakes...28.exe

windows10-2004-x64

Sharing

General

Target

JaffaCakes118_d7e82e3ff9f8f2401817e98773430628
Size

406KB
Sample

250110-cctg2szpdl
MD5

d7e82e3ff9f8f2401817e98773430628
SHA1

b2aba0c89807dd71e2e68dd0ff148743d40c02b9
SHA256

1f43c29156139e476a8a304e08987ee5baa2faa3d46b3d9db298bed63856f09a
SHA512

2becfb5e61819348a58821317b5893d5334b721aa09adcb7624d0df53c18c78aca1a976ea632b00116746e40174e1dcec0f57cbd59a1afc940bd39f9ab7ca49a
SSDEEP

6144:yIzfx0tsmxGjd9suGjiIDhAJSbnVrw8/LppZ2oqIqOEhspJ:NfqOwGTlWJN0Qrw62obqap

Score

10^/10

expiro backdoor discovery evasion trojan

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

JaffaCakes118_d7e82e3ff9f8f2401817e98773430628.exe

Resource

win7-20240903-en

expiro backdoor

windows7-x64

3 signatures

150 seconds

Behavioral task

behavioral2

Sample

JaffaCakes118_d7e82e3ff9f8f2401817e98773430628.exe

Resource

win10v2004-20241007-en

expiro backdoor discovery evasion trojan

windows10-2004-x64

19 signatures

150 seconds

Malware Config

Targets

- Target
  
  JaffaCakes118_d7e82e3ff9f8f2401817e98773430628
- Size
  
  406KB
- MD5
  
  d7e82e3ff9f8f2401817e98773430628
- SHA1
  
  b2aba0c89807dd71e2e68dd0ff148743d40c02b9
- SHA256
  
  1f43c29156139e476a8a304e08987ee5baa2faa3d46b3d9db298bed63856f09a
- SHA512
  
  2becfb5e61819348a58821317b5893d5334b721aa09adcb7624d0df53c18c78aca1a976ea632b00116746e40174e1dcec0f57cbd59a1afc940bd39f9ab7ca49a
- SSDEEP
  
  6144:yIzfx0tsmxGjd9suGjiIDhAJSbnVrw8/LppZ2oqIqOEhspJ:NfqOwGTlWJN0Qrw62obqap
Score

10^/10

expiro backdoor discovery evasion trojan
- Expiro family
  expiro
- Expiro, m0yv
  Expiro aka m0yv is a multi-functional backdoor written in C++.
  backdoor expiro
- Expiro payload
  backdoor
- Disables taskbar notifications via registry modification
  evasion
- Executes dropped EXE
- Windows security modification
  evasion trojan
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Impair Defenses

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2

expirobackdoordiscoveryevasiontrojan

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