Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 09:18

General

  • Target

    payment_copy3_receipt.exe

  • Size

    535KB

  • MD5

    ea670d2f2b5b772c59b790bcc65c59f6

  • SHA1

    e173a6d224a97430b89bd06df5b2a4fb50b17a30

  • SHA256

    f11ff5bb01c4ad6c270b86f63b4209127d3521c98496f6bb2f021c99eaa881ba

  • SHA512

    b4567a35305637dc8380ca04d634cc291722063f89fe9150881314a24f985d4c218e95e9fec343269591db7a458915bd66946822403dcf86c51936121bc3b4bb

  • SSDEEP

    6144:lBnlWGbqJ4rPFzGCMrjCA6YCZzhKpNv9l2Di9jGn5HdDJRwkOMsPPrs/Ja1UV:w84JrkYszhm32CcxddRws6j2J5V

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment_copy3_receipt.exe
    "C:\Users\Admin\AppData\Local\Temp\payment_copy3_receipt.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1284
    • C:\Users\Admin\AppData\Local\Temp\gdbqzvhlf.exe
      "C:\Users\Admin\AppData\Local\Temp\gdbqzvhlf.exe" C:\Users\Admin\AppData\Local\Temp\acigbevjnk.ssx
      2⤵
      • Executes dropped EXE
      PID:1080

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\gdbqzvhlf.exe

    Filesize

    122KB

    MD5

    9b4f91177569b7d97a8b1b8ae8c291d4

    SHA1

    a8c66d9a3ebdd6ae9a6c79bd55e30bd244fa81a8

    SHA256

    7dd47d3c356cb014a2e5164adbb9774d943066a9f2cde78fd9bd7b65a0bb83b4

    SHA512

    261e4cfa04ced36dbec76d4cb1d8a489b1f99c9eb7bf824ccab55b27771e5389e21b338987eeebe5cc87ef772377bd1110b7723c68d759fcf6d5066ebc1e20cb

  • \Users\Admin\AppData\Local\Temp\gdbqzvhlf.exe

    Filesize

    122KB

    MD5

    9b4f91177569b7d97a8b1b8ae8c291d4

    SHA1

    a8c66d9a3ebdd6ae9a6c79bd55e30bd244fa81a8

    SHA256

    7dd47d3c356cb014a2e5164adbb9774d943066a9f2cde78fd9bd7b65a0bb83b4

    SHA512

    261e4cfa04ced36dbec76d4cb1d8a489b1f99c9eb7bf824ccab55b27771e5389e21b338987eeebe5cc87ef772377bd1110b7723c68d759fcf6d5066ebc1e20cb

  • memory/1080-56-0x0000000000000000-mapping.dmp

  • memory/1284-54-0x00000000762E1000-0x00000000762E3000-memory.dmp

    Filesize

    8KB