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Overview

overview

10

Static

static

3

JaffaCakes...c0.exe

windows7-x64

10

JaffaCakes...c0.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2025, 03:15 UTC

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General

  • Target

    JaffaCakes118_69e5eb057edc181bdc3490b92cda34c0.exe

  • Size

    239KB

  • MD5

    69e5eb057edc181bdc3490b92cda34c0

  • SHA1

    3610c53a347142ad3a82cb7f7b35349a92d54b03

  • SHA256

    5787f1af30e0fefa14156fa5ceb03790802387df0b60b0dda3011604f082bdcf

  • SHA512

    99537e6aee63aa4dc247d519c9c8725cadf6a1171f10e5c7c4cbafe75888cdd9235464f0a07a62a799fabd5f1549e6666e0e4c60f40e9139cbf6ee9cbf418a35

  • SSDEEP

    6144:70KJ33E31fafgEf/v94qhCVln1FCGA2YD7u:Xd031flChCVlnHB2

Score
10/10
expirobackdoordiscovery

Malware Config

Signatures

  • Expiro family
    expiro
  • Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

    backdoorexpiro
  • Expiro payload 1 IoCs
    backdoor
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69e5eb057edc181bdc3490b92cda34c0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69e5eb057edc181bdc3490b92cda34c0.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 416
      2⤵
      • Program crash
      PID:772
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3316 -ip 3316
    1⤵
      PID:448

    Network

    • flag-us
      DNS
      8.8.8.8.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      8.8.8.8.in-addr.arpa
      IN PTR
      Response
      8.8.8.8.in-addr.arpa
      IN PTR
      dnsgoogle
    • flag-us
      DNS
      58.55.71.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      58.55.71.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      172.214.232.199.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      172.214.232.199.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      0.159.190.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      0.159.190.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      209.205.72.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      209.205.72.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      217.106.137.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      217.106.137.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      50.23.12.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      50.23.12.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      18.31.95.13.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      18.31.95.13.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      167.190.18.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      167.190.18.2.in-addr.arpa
      IN PTR
      Response
      167.190.18.2.in-addr.arpa
      IN PTR
      a2-18-190-167deploystaticakamaitechnologiescom
    • flag-us
      DNS
      8.153.16.2.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      8.153.16.2.in-addr.arpa
      IN PTR
      Response
      8.153.16.2.in-addr.arpa
      IN PTR
      a2-16-153-8deploystaticakamaitechnologiescom
    No results found
    • 8.8.8.8:53
      8.8.8.8.in-addr.arpa
      dns
      66 B
       90 B
       1
      1

      DNS Request

      8.8.8.8.in-addr.arpa

    • 8.8.8.8:53
      58.55.71.13.in-addr.arpa
      dns
      70 B
       144 B
       1
      1

      DNS Request

      58.55.71.13.in-addr.arpa

    • 8.8.8.8:53
      172.214.232.199.in-addr.arpa
      dns
      74 B
       128 B
       1
      1

      DNS Request

      172.214.232.199.in-addr.arpa

    • 8.8.8.8:53
      0.159.190.20.in-addr.arpa
      dns
      71 B
       157 B
       1
      1

      DNS Request

      0.159.190.20.in-addr.arpa

    • 8.8.8.8:53
      209.205.72.20.in-addr.arpa
      dns
      72 B
       158 B
       1
      1

      DNS Request

      209.205.72.20.in-addr.arpa

    • 8.8.8.8:53
      217.106.137.52.in-addr.arpa
      dns
      73 B
       147 B
       1
      1

      DNS Request

      217.106.137.52.in-addr.arpa

    • 8.8.8.8:53
      50.23.12.20.in-addr.arpa
      dns
      70 B
       156 B
       1
      1

      DNS Request

      50.23.12.20.in-addr.arpa

    • 8.8.8.8:53
      18.31.95.13.in-addr.arpa
      dns
      70 B
       144 B
       1
      1

      DNS Request

      18.31.95.13.in-addr.arpa

    • 8.8.8.8:53
      167.190.18.2.in-addr.arpa
      dns
      71 B
       135 B
       1
      1

      DNS Request

      167.190.18.2.in-addr.arpa

    • 8.8.8.8:53
      8.153.16.2.in-addr.arpa
      dns
      69 B
       131 B
       1
      1

      DNS Request

      8.153.16.2.in-addr.arpa

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/3316-0-0x0000000001000000-0x000000000115D000-memory.dmp

      Filesize

      1.4MB

      Download

    • memory/3316-1-0x0000000001000000-0x000000000115D000-memory.dmp

      Filesize

      1.4MB

      Download

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