Overview

overview

10

Static

static

invoice-20...at.exe

windows7_x64

3

invoice-20...at.exe

windows10_x64

10

Analysis

  • max time kernel
    117s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    14-10-2021 13:52

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General

  • Target

    invoice-2013790008755.bat.exe

  • Size

    269KB

  • MD5

    c37e3d75cffedf5dfd2710d0741012b8

  • SHA1

    e0ef0f784d7be7b19d1ebe3f37bc0380061d24eb

  • SHA256

    82572bb673e848ff6622ce079dd07a8434290e44499846952ddda1819d315db3

  • SHA512

    c03f377264a544b2b3116b0a4036030e814b907050abd784ebe2ea9170b31c08cb0c253d077495e0b1e1266e6f02299b39d2defa7487d07af15434c9c5d90a1b

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\stXLEjB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD96E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1376
    • C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe
      "C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe"
      2⤵
        PID:1696
      • C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe
        "C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe"
        2⤵
          PID:1072
        • C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe
          "C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe"
          2⤵
            PID:1688
          • C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe
            "C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe"
            2⤵
              PID:1736
            • C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe
              "C:\Users\Admin\AppData\Local\Temp\invoice-2013790008755.bat.exe"
              2⤵
                PID:1308

            Network

            MITRE ATT&CK Matrix ATT&CK v6

            Initial Access

            Execution

            Scheduled Task

            1
            T1053

            Persistence

            Scheduled Task

            1
            T1053

            Privilege Escalation

            Scheduled Task

            1
            T1053

            Defense Evasion

            Credential Access

            Discovery

            System Information Discovery

            1
            T1082

            Lateral Movement

            Collection

            Exfiltration

            Command and Control

            Impact

            Replay Monitor

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            Downloads

            • memory/1376-60-0x0000000000000000-mapping.dmp
              Download
            • memory/1672-54-0x00000000003C0000-0x00000000003C1000-memory.dmp
              Filesize

              4KB

              Download
            • memory/1672-56-0x0000000075B11000-0x0000000075B13000-memory.dmp
              Filesize

              8KB

              Download
            • memory/1672-57-0x0000000004900000-0x0000000004901000-memory.dmp
              Filesize

              4KB

              Download
            • memory/1672-58-0x0000000000370000-0x0000000000375000-memory.dmp
              Filesize

              20KB

              Download
            • memory/1672-59-0x00000000040C0000-0x00000000040FE000-memory.dmp
              Filesize

              248KB

              Download