Analysis

  • max time kernel
    135s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-08-2024 03:14

General

  • Target

    e6e731aa7a555d24e130df62cd29c9227b77fc66dccea92ea468bcc5eccf2e4e.exe

  • Size

    415KB

  • MD5

    7a005fd53e4a3f5ff0192ea4b7090699

  • SHA1

    1618d0f7d46a6c07b79f13005ea39cc9a115fd62

  • SHA256

    e6e731aa7a555d24e130df62cd29c9227b77fc66dccea92ea468bcc5eccf2e4e

  • SHA512

    e208f69ba569e34bb78ab5f0c3346a1b54d45d8eafbc6995dc88a2010dcdc96088919d80aa392dfd0d6ae3d89ff12f3a4a992d0569e71f61893c5298c242b7d4

  • SSDEEP

    6144:LrByKsic7aHx9Iqt7RudL/W5stmpMDNKNcsCYPQtNq0X8WGtbJCx8d:LrByKsibRiIRCzE8rKdCY4/L58

Malware Config

Signatures

  • Expiro, m0yv

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

  • Expiro payload 4 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\e6e731aa7a555d24e130df62cd29c9227b77fc66dccea92ea468bcc5eccf2e4e.exe
    "C:\Users\Admin\AppData\Local\Temp\e6e731aa7a555d24e130df62cd29c9227b77fc66dccea92ea468bcc5eccf2e4e.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1988
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4128,i,16316361669272684588,6171287487746154806,262144 --variations-seed-version --mojo-platform-channel-handle=4076 /prefetch:8
    1⤵
      PID:3176

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1988-0-0x0000000000BAB000-0x0000000000C3E000-memory.dmp

      Filesize

      588KB

    • memory/1988-1-0x0000000000BAB000-0x0000000000C3E000-memory.dmp

      Filesize

      588KB

    • memory/1988-2-0x0000000000B40000-0x0000000000C3E000-memory.dmp

      Filesize

      1016KB

    • memory/1988-3-0x0000000000B40000-0x0000000000C3E000-memory.dmp

      Filesize

      1016KB