Analysis

  • max time kernel
    134s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 00:46

General

  • Target

    dbe5ab4855d802dbfdc74f8986cdd987c6d9298ba360135379a899c85783f399.exe

  • Size

    512KB

  • MD5

    50a7fcc2f81feeea7dff0582afaac612

  • SHA1

    a18428b1f4d9239f6dbdaf6a3cc17d302172ee4c

  • SHA256

    dbe5ab4855d802dbfdc74f8986cdd987c6d9298ba360135379a899c85783f399

  • SHA512

    e9b4063637b815ba21421a2879e9962b1c40adec33748682d2a801d7de0a1799ff9e230d5d419fc137740fcf3634c7d508b6529d0d9ff15e816f3321a397335c

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4z:0+h9OY70z+warul3E4z

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbe5ab4855d802dbfdc74f8986cdd987c6d9298ba360135379a899c85783f399.exe
    "C:\Users\Admin\AppData\Local\Temp\dbe5ab4855d802dbfdc74f8986cdd987c6d9298ba360135379a899c85783f399.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\n3207\s3207.exe
      "C:\Users\Admin\AppData\Local\Temp\n3207\s3207.exe" f27d26cbd0fbd3a635cb8574JfP1RQs6Ojsu0ZU/DwZeDd0Ilqh2/YUkKGjThGI2ldhPtFx1umbCU0WOksc0EA1T+pTZ4lV5TLn+amcY96yCVveecaSDKjsWuBnkoknatf1dBs8F+msQqlTzo5qu2jqH6O+2kBCrtr3Dlr6BWs9ZoCKu /v "C:\Users\Admin\AppData\Local\Temp\dbe5ab4855d802dbfdc74f8986cdd987c6d9298ba360135379a899c85783f399.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1316

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n3207\s3207.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n3207\s3207.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3207\s3207.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3207\s3207.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3207\s3207.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n3207\s3207.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/1316-62-0x000007FEF3DE0000-0x000007FEF4803000-memory.dmp

          Filesize

          10.1MB

        • memory/1316-63-0x000007FEF2D40000-0x000007FEF3DD6000-memory.dmp

          Filesize

          16.6MB

        • memory/1316-64-0x000007FEFC161000-0x000007FEFC163000-memory.dmp

          Filesize

          8KB

        • memory/1316-65-0x0000000000B46000-0x0000000000B65000-memory.dmp

          Filesize

          124KB

        • memory/1316-66-0x000007FEEE480000-0x000007FEEF30F000-memory.dmp

          Filesize

          14.6MB

        • memory/1316-67-0x000007FEF2A50000-0x000007FEF2D3A000-memory.dmp

          Filesize

          2.9MB

        • memory/1316-68-0x0000000000B46000-0x0000000000B65000-memory.dmp

          Filesize

          124KB

        • memory/1976-54-0x00000000762B1000-0x00000000762B3000-memory.dmp

          Filesize

          8KB