Overview

overview

7

Static

static

3

6ecf0b4d93...cc.exe

windows7-x64

3

6ecf0b4d93...cc.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    153s
  • max time network
    171s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/10/2023, 22:24

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General

  • Target

    6ecf0b4d93185d93dae2d5429184d436e976b79f5dfab376c343e795bc8f99cc.exe

  • Size

    4.8MB

  • MD5

    94fba165e0ef10a01074a4da417f30da

  • SHA1

    3d6bfb2cb44346c4b4814b87d51547505ddeb9d4

  • SHA256

    6ecf0b4d93185d93dae2d5429184d436e976b79f5dfab376c343e795bc8f99cc

  • SHA512

    235a45b0176614c832d3cf33a5b1236432cce03caf12e7bbcd743036460c0cd09604267e0e0b8ab7a3e35bcc214dac0c3082213ed6912747ab6b93e12321dcca

  • SSDEEP

    98304:DtWHJOc0fbD5nSSyqIW++Cbc0vpcyBd6Mb6w/5b5l4bXJFb9:DS6X4SyqIz+CEyBd6Mbf/5mXJR9

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • 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 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\6ecf0b4d93185d93dae2d5429184d436e976b79f5dfab376c343e795bc8f99cc.exe
    "C:\Users\Admin\AppData\Local\Temp\6ecf0b4d93185d93dae2d5429184d436e976b79f5dfab376c343e795bc8f99cc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4244
    • C:\Windows\system32\cmd.exe
      "C:\Windows\sysnative\cmd.exe" /c expand *.cab /f:* .\
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4352
      • C:\Windows\system32\expand.exe
        expand *.cab /f:* .\
        3⤵
          PID:4440
      • C:\Windows\system32\cmd.exe
        "C:\Windows\sysnative\cmd.exe" /c schtasks /create /xml ASOS.xml /ru "system" /tn ASOS1
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4932
        • C:\Windows\system32\schtasks.exe
          schtasks /create /xml ASOS.xml /ru "system" /tn ASOS1
          3⤵
          • Creates scheduled task(s)
          PID:4508
      • C:\Windows\system32\cmd.exe
        "C:\Windows\sysnative\cmd.exe" /c schtasks /change /tn ASOS1 /ru "system" /tr "'C:\Users\Admin\AppData\Local\Temp\unpacksos\1\\Launcher.exe' SRManagerSOS.exe 1 "
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1512
        • C:\Windows\system32\schtasks.exe
          schtasks /change /tn ASOS1 /ru "system" /tr "'C:\Users\Admin\AppData\Local\Temp\unpacksos\1\\Launcher.exe' SRManagerSOS.exe 1 "
          3⤵
            PID:4604
        • C:\Windows\system32\cmd.exe
          "C:\Windows\sysnative\cmd.exe" /c schtasks /run /tn ASOS1
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4140
          • C:\Windows\system32\schtasks.exe
            schtasks /run /tn ASOS1
            3⤵
              PID:2388
          • C:\Windows\system32\cmd.exe
            "C:\Windows\sysnative\cmd.exe" /c schtasks /delete /f /tn ASOS1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2688
            • C:\Windows\system32\schtasks.exe
              schtasks /delete /f /tn ASOS1
              3⤵
                PID:3080

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\unpack1.log
            Filesize

            4KB

            MD5

            a16b674c6327a76a1d70147edf6676b2

            SHA1

            6f996d88332c5a85291a42cc0cdeebc5170c197b

            SHA256

            cdd709ad2016839623c7d58a7aa83e6ac948b842bc070a8096a7403d480b38c4

            SHA512

            65b31fe73862e4f15ea295334d98ed93a034c3d5f7cc681b9c41aa47fab5445a7e98baf9d32ed80a0290be805fd4b89876da86b15c6a6d4bf8fc4acac54f7005

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