Analysis

  • max time kernel
    43s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 22:51

General

  • Target

    edd2f410fe96f21063540538d67898f156cf759a115f3d19be9b08fe9d9fa4e6.exe

  • Size

    512KB

  • MD5

    dea57be19b1f61605f6c60dfeb51e37f

  • SHA1

    f886f7981d2732eb2f48b3e70b4db86c273bec37

  • SHA256

    edd2f410fe96f21063540538d67898f156cf759a115f3d19be9b08fe9d9fa4e6

  • SHA512

    8639040e4c2b2cd593d6b1f15b90d2314e7d5f6ff6cb19bcd5c9bfd4352898fbd935a362a28237e69b30d7da02595454bfb51df4ff931bf5e653db4b1e7c289e

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4W:0+h9OY70z+warul3E4W

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\edd2f410fe96f21063540538d67898f156cf759a115f3d19be9b08fe9d9fa4e6.exe
    "C:\Users\Admin\AppData\Local\Temp\edd2f410fe96f21063540538d67898f156cf759a115f3d19be9b08fe9d9fa4e6.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:1048
    • C:\Users\Admin\AppData\Local\Temp\n3349\s3349.exe
      "C:\Users\Admin\AppData\Local\Temp\n3349\s3349.exe" 91de65a5d533132fa4183c79P/Bi3WqFvkd519Y67Ahmk5ZBouTkCkykt8eLVuF+RfKwdAMRH0XNYcFM75x1E/IVID7aRJDneFJBg1HZdAZ6WHKQa51lVGA5W4ph4lv6djlbP+3vbCqau4ovX2HB7DPhVRFUjFfLta8hFE4+eQtZLH0n /v "C:\Users\Admin\AppData\Local\Temp\edd2f410fe96f21063540538d67898f156cf759a115f3d19be9b08fe9d9fa4e6.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:992

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n3349\s3349.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n3349\s3349.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n3349\s3349.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n3349\s3349.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n3349\s3349.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n3349\s3349.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/992-62-0x000007FEF39C0000-0x000007FEF43E3000-memory.dmp

    Filesize

    10.1MB

  • memory/992-63-0x000007FEF2920000-0x000007FEF39B6000-memory.dmp

    Filesize

    16.6MB

  • memory/992-64-0x000007FEFBEE1000-0x000007FEFBEE3000-memory.dmp

    Filesize

    8KB

  • memory/992-65-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB

  • memory/992-66-0x000007FEEDF60000-0x000007FEEEDEF000-memory.dmp

    Filesize

    14.6MB

  • memory/992-67-0x000007FEF2630000-0x000007FEF291A000-memory.dmp

    Filesize

    2.9MB

  • memory/992-68-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB

  • memory/1048-54-0x00000000759F1000-0x00000000759F3000-memory.dmp

    Filesize

    8KB