Analysis

  • max time kernel
    42s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 01:47

General

  • Target

    ba30ba658c40da323832aac32b2453ae53f7044f82eaf610a36177ee0e9ba6db.exe

  • Size

    512KB

  • MD5

    7f6db3651911502c69ceb088c9e40a78

  • SHA1

    9e0019b6f7cd8c3621d37c1b64c24023cf30b47d

  • SHA256

    ba30ba658c40da323832aac32b2453ae53f7044f82eaf610a36177ee0e9ba6db

  • SHA512

    68a59c17de8da84e40e6b59c8ed36a3f94f3fbae9efafade7dc321f4af37c2401d08e24ad47729ca0de1a4b44416525cedee9f90dcd134b8c09f27787fda9565

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4P:0+h9OY70z+warul3E4P

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\ba30ba658c40da323832aac32b2453ae53f7044f82eaf610a36177ee0e9ba6db.exe
    "C:\Users\Admin\AppData\Local\Temp\ba30ba658c40da323832aac32b2453ae53f7044f82eaf610a36177ee0e9ba6db.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:1032
    • C:\Users\Admin\AppData\Local\Temp\n5251\s5251.exe
      "C:\Users\Admin\AppData\Local\Temp\n5251\s5251.exe" 6508595ebfac8fa2ac10780bcVVWvXGATXny7xQC5IggFdMG7On8j/rKE6Fq0T1v9CXJBuvGw1CHuRTzf33D08+Bcb1duhyKEOM0i+GrGlENWfzTEgr6571/ZeGwXIut4uZAY2a3HVJtUPzcde5IOC+ka7alPG0whUaIOcxe9s9ePDk= /v "C:\Users\Admin\AppData\Local\Temp\ba30ba658c40da323832aac32b2453ae53f7044f82eaf610a36177ee0e9ba6db.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:916

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5251\s5251.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n5251\s5251.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5251\s5251.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5251\s5251.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5251\s5251.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5251\s5251.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/916-59-0x0000000000000000-mapping.dmp

  • memory/916-62-0x000007FEF4A00000-0x000007FEF5423000-memory.dmp

    Filesize

    10.1MB

  • memory/916-63-0x000007FEF3720000-0x000007FEF47B6000-memory.dmp

    Filesize

    16.6MB

  • memory/916-64-0x0000000000A26000-0x0000000000A45000-memory.dmp

    Filesize

    124KB

  • memory/916-65-0x000007FEEE460000-0x000007FEEF2EF000-memory.dmp

    Filesize

    14.6MB

  • memory/916-66-0x000007FEF2C00000-0x000007FEF2EEA000-memory.dmp

    Filesize

    2.9MB

  • memory/916-67-0x0000000000A26000-0x0000000000A45000-memory.dmp

    Filesize

    124KB

  • memory/1032-54-0x0000000076711000-0x0000000076713000-memory.dmp

    Filesize

    8KB