Analysis

  • max time kernel
    65s
  • max time network
    106s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 23:22

General

  • Target

    54b126a30fe38395f4d02137c02ccc00384618d6b959b60f70a3d57e74c60223.exe

  • Size

    512KB

  • MD5

    bb7585656f85c46e1c6d6fa573d96bb8

  • SHA1

    22de9b76a5608d6c59a41bdb6e1487baa85ca1ab

  • SHA256

    54b126a30fe38395f4d02137c02ccc00384618d6b959b60f70a3d57e74c60223

  • SHA512

    4b0876a3534a710ec8870f2ff0826c07b85245a563107d4b23d80a718fbc6bb3bd103444244e92ba29877230b57a9f66a0c2d811fee9ea8c21497bff3c900431

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4h:0+h9OY70z+warul3E4h

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\54b126a30fe38395f4d02137c02ccc00384618d6b959b60f70a3d57e74c60223.exe
    "C:\Users\Admin\AppData\Local\Temp\54b126a30fe38395f4d02137c02ccc00384618d6b959b60f70a3d57e74c60223.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:364
    • C:\Users\Admin\AppData\Local\Temp\n1260\s1260.exe
      "C:\Users\Admin\AppData\Local\Temp\n1260\s1260.exe" 8f05dd892991a1285f4a072ft6lfw1PBT+Jpj9B5J9vbjuQV6NElW7FKZdSug1RykVloEkHDjcyp8eT32HnZC71rudi3LyiFrYRb3PTB07APA7ai/gKtzLFZbKkryIwa0dpLxOwnspqU+NN1pe7RIt0a6EqA8CWJWHMVFWAt/qD3vNWT /v "C:\Users\Admin\AppData\Local\Temp\54b126a30fe38395f4d02137c02ccc00384618d6b959b60f70a3d57e74c60223.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2020

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n1260\s1260.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n1260\s1260.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n1260\s1260.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n1260\s1260.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n1260\s1260.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n1260\s1260.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/364-54-0x0000000076681000-0x0000000076683000-memory.dmp

          Filesize

          8KB

        • memory/2020-62-0x000007FEF3A10000-0x000007FEF4433000-memory.dmp

          Filesize

          10.1MB

        • memory/2020-63-0x000007FEF2970000-0x000007FEF3A06000-memory.dmp

          Filesize

          16.6MB

        • memory/2020-64-0x0000000002156000-0x0000000002175000-memory.dmp

          Filesize

          124KB

        • memory/2020-65-0x000007FEEE610000-0x000007FEEF49F000-memory.dmp

          Filesize

          14.6MB

        • memory/2020-66-0x000007FEF2680000-0x000007FEF296A000-memory.dmp

          Filesize

          2.9MB

        • memory/2020-67-0x0000000002156000-0x0000000002175000-memory.dmp

          Filesize

          124KB