Analysis

  • max time kernel
    136s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 21:01

General

  • Target

    6c074503060cc621a83c0bd79509f878a2eb7d5276f76cb04a3b94563144e309.exe

  • Size

    512KB

  • MD5

    be48097d4cf481b492bdad286750d416

  • SHA1

    de052bee2d8faa297bf66d3fbc5ebf82aad18071

  • SHA256

    6c074503060cc621a83c0bd79509f878a2eb7d5276f76cb04a3b94563144e309

  • SHA512

    a8766fbf1df35ce0aa5dc644c9981970efbcc7890bd2bdaa7fc739ad9affa87ccfc12e08376d5ada376a446b8aff07f4b1003403d026d4b2beb2108fce33c90e

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4r:0+h9OY70z+warul3E4r

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\6c074503060cc621a83c0bd79509f878a2eb7d5276f76cb04a3b94563144e309.exe
    "C:\Users\Admin\AppData\Local\Temp\6c074503060cc621a83c0bd79509f878a2eb7d5276f76cb04a3b94563144e309.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:748
    • C:\Users\Admin\AppData\Local\Temp\n7487\s7487.exe
      "C:\Users\Admin\AppData\Local\Temp\n7487\s7487.exe" 52813d5984b4f1b9ed977f4emTR5s+4ZXl6o4Gx+br+goKaZD5u41wiX+lHsP1+ALlY6rMde8yPEJWplq0UZ7cboptZWYQTAIJoXmV9M77A+5PCB15sayFCs1e7guFzmX5JoZHSDpSxfkZaWQPIbLMqA6FaeH4rhRBfBg/q5xyYMaoCl /v "C:\Users\Admin\AppData\Local\Temp\6c074503060cc621a83c0bd79509f878a2eb7d5276f76cb04a3b94563144e309.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:988

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n7487\s7487.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n7487\s7487.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7487\s7487.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7487\s7487.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7487\s7487.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7487\s7487.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/748-54-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

    Filesize

    8KB

  • memory/988-62-0x000007FEF2EF0000-0x000007FEF3913000-memory.dmp

    Filesize

    10.1MB

  • memory/988-63-0x000007FEED910000-0x000007FEEE9A6000-memory.dmp

    Filesize

    16.6MB

  • memory/988-64-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB

  • memory/988-65-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB

  • memory/988-66-0x000007FEECA80000-0x000007FEED90F000-memory.dmp

    Filesize

    14.6MB

  • memory/988-67-0x000007FEF2C00000-0x000007FEF2EEA000-memory.dmp

    Filesize

    2.9MB

  • memory/988-68-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB