Overview

overview

10

Static

static

21605edd43...f5.exe

windows7-x64

10

21605edd43...f5.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01-02-2023 12:05

Sharing

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General

  • Target

    21605edd439a91f69b7c2584413ae3f5.exe

  • Size

    2.7MB

  • MD5

    21605edd439a91f69b7c2584413ae3f5

  • SHA1

    76353ff45df865cee24b8802c2332c8f07590df6

  • SHA256

    03541b2cf3bf022eda584b9ead6b6edeb7a47e8ccaa99b2415ee56694c9868cb

  • SHA512

    df4248687d7a92389a3aab90dd0ccc8ea7236e8b71555bd835c33816a6e27b9a147d10fe693b57a693698c0d7c3fdbd99a3587cbfba08929c0d0fc4f34efb128

  • SSDEEP

    49152:Q61jlIn2e7zgWTSOa7Q4hVBP35NxVg1DHeTz0CTssEORTdQRYdN+1rHzE42i9:Q6FynB7JTSOWBBNxVg1zen0CLEOhdQTl

Score
10/10
purecrypterdownloaderloader

Malware Config

Signatures

  • Detect PureCrypter injector 1 IoCs
    loader
  • PureCrypter

    PureCrypter is a .NET malware loader first seen in early 2021.

    loaderdownloaderpurecrypter
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
    "C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:940
    • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
      C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
      2⤵
        PID:1988
      • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
        C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
        2⤵
          PID:1972
        • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
          C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
          2⤵
            PID:1656
          • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
            C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
            2⤵
              PID:1776
            • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
              C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
              2⤵
                PID:1892
              • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                2⤵
                  PID:1712
                • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                  C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                  2⤵
                    PID:1720
                  • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                    C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                    2⤵
                      PID:268
                    • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                      C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                      2⤵
                        PID:1760
                      • C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                        C:\Users\Admin\AppData\Local\Temp\21605edd439a91f69b7c2584413ae3f5.exe
                        2⤵
                          PID:1764

                      Network

                      MITRE ATT&CK Matrix ATT&CK v6

                      Initial Access

                      Execution

                      Persistence

                      Privilege Escalation

                      Defense Evasion

                      Credential Access

                      Discovery

                      System Information Discovery

                      1
                      T1082

                      Lateral Movement

                      Collection

                      Exfiltration

                      Command and Control

                      Impact

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/940-57-0x0000000000000000-mapping.dmp
                        Download
                      • memory/940-59-0x000000006F560000-0x000000006FB0B000-memory.dmp
                        Filesize

                        5.7MB

                        Download
                      • memory/940-60-0x000000006F560000-0x000000006FB0B000-memory.dmp
                        Filesize

                        5.7MB

                        Download
                      • memory/940-61-0x000000006F560000-0x000000006FB0B000-memory.dmp
                        Filesize

                        5.7MB

                        Download
                      • memory/1788-54-0x00000000001E0000-0x0000000000492000-memory.dmp
                        Filesize

                        2.7MB

                        Download
                      • memory/1788-55-0x0000000004AC0000-0x0000000004D70000-memory.dmp
                        Filesize

                        2.7MB

                        Download
                      • memory/1788-56-0x0000000076201000-0x0000000076203000-memory.dmp
                        Filesize

                        8KB

                        Download
                      • memory/1788-62-0x00000000050C0000-0x0000000005140000-memory.dmp
                        Filesize

                        512KB

                        Download