Analysis

  • max time kernel
    64s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 21:15

General

  • Target

    a97264cede0a86891f11c07a029e8eab0b7cca758960289d88cf90b1263948d2.exe

  • Size

    512KB

  • MD5

    cde9969dcbd5ae0cb348641eebafeaf8

  • SHA1

    294a8013d589b72437edf6a1a6d46967dbdc2b08

  • SHA256

    a97264cede0a86891f11c07a029e8eab0b7cca758960289d88cf90b1263948d2

  • SHA512

    69358c0796bbc7a4b4774660f0eac8400af3b958a6764fbe6d412e59f2a80fa1149d5cba554cc8cb67f844cf02d8f52e113a0b9c02dcce8edcc67d9a1ad1b7e2

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4u:0+h9OY70z+warul3E4u

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\a97264cede0a86891f11c07a029e8eab0b7cca758960289d88cf90b1263948d2.exe
    "C:\Users\Admin\AppData\Local\Temp\a97264cede0a86891f11c07a029e8eab0b7cca758960289d88cf90b1263948d2.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:1900
    • C:\Users\Admin\AppData\Local\Temp\n8486\s8486.exe
      "C:\Users\Admin\AppData\Local\Temp\n8486\s8486.exe" f680ff1477011ab902b99697aM8VTPncQmGA356IymYMqTogi12/agmZwLvXYghVYtnEou8FE+OLGNSB320GXIpu+DfKLgV7LvsmhMid9bA4OBEJkfJk9Wx57ZTgz9u8cg+d9TzB139HwvAJdXfGhbaOwGagockP8OUQw4zywcaMzxYZ /v "C:\Users\Admin\AppData\Local\Temp\a97264cede0a86891f11c07a029e8eab0b7cca758960289d88cf90b1263948d2.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:932

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n8486\s8486.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n8486\s8486.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n8486\s8486.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n8486\s8486.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n8486\s8486.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n8486\s8486.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/932-62-0x000007FEF4010000-0x000007FEF4A33000-memory.dmp

          Filesize

          10.1MB

        • memory/932-63-0x000007FEF2F70000-0x000007FEF4006000-memory.dmp

          Filesize

          16.6MB

        • memory/932-64-0x0000000000A36000-0x0000000000A55000-memory.dmp

          Filesize

          124KB

        • memory/932-65-0x000007FEFB9B1000-0x000007FEFB9B3000-memory.dmp

          Filesize

          8KB

        • memory/932-66-0x000007FEED910000-0x000007FEEE79F000-memory.dmp

          Filesize

          14.6MB

        • memory/932-67-0x0000000000A36000-0x0000000000A55000-memory.dmp

          Filesize

          124KB

        • memory/932-68-0x000007FEF2050000-0x000007FEF233A000-memory.dmp

          Filesize

          2.9MB

        • memory/932-69-0x0000000000A36000-0x0000000000A55000-memory.dmp

          Filesize

          124KB

        • memory/1900-54-0x0000000075A81000-0x0000000075A83000-memory.dmp

          Filesize

          8KB