Analysis

  • max time kernel
    44s
  • max time network
    102s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 19:26

General

  • Target

    49d47e59d126b71478a22e5995bd03adfd7dee250f6a6b25768160c2557c2f8d.exe

  • Size

    512KB

  • MD5

    ff80153165ef3cf91f604cd5f5981a0e

  • SHA1

    599b2e1be242d9351cbce928ebf37454aee4b2f0

  • SHA256

    49d47e59d126b71478a22e5995bd03adfd7dee250f6a6b25768160c2557c2f8d

  • SHA512

    ddf1acc2a5626e0f6c48f24cb92b1f3ea1cc75ad0db2fb985b6436201c134b68a46d6f0822c4e6127ad0308f14593c862c302194e4b7f49f2d979ecc6042eef8

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E46:0+h9OY70z+warul3E46

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\49d47e59d126b71478a22e5995bd03adfd7dee250f6a6b25768160c2557c2f8d.exe
    "C:\Users\Admin\AppData\Local\Temp\49d47e59d126b71478a22e5995bd03adfd7dee250f6a6b25768160c2557c2f8d.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:2024
    • C:\Users\Admin\AppData\Local\Temp\n8720\s8720.exe
      "C:\Users\Admin\AppData\Local\Temp\n8720\s8720.exe" 75ddca9ec75f806114056099h8JFiPRG4F+N6uXeySHtdGTyf0kc94TQN61jTIkRdNueRmqaXnxxsxg1blcyE083kEGiymDdQo38oSc9O7WhiFqXohaMooYledaDuCHZGqiDpr0hjAbjX16oPnTjz66hf8Tx1LQ+plK+3rJuZZgrTVx6 /v "C:\Users\Admin\AppData\Local\Temp\49d47e59d126b71478a22e5995bd03adfd7dee250f6a6b25768160c2557c2f8d.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:892

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n8720\s8720.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n8720\s8720.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8720\s8720.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8720\s8720.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8720\s8720.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8720\s8720.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/892-59-0x0000000000000000-mapping.dmp

  • memory/892-62-0x000007FEF4930000-0x000007FEF5353000-memory.dmp

    Filesize

    10.1MB

  • memory/892-63-0x000007FEEE160000-0x000007FEEF1F6000-memory.dmp

    Filesize

    16.6MB

  • memory/892-64-0x0000000000A96000-0x0000000000AB5000-memory.dmp

    Filesize

    124KB

  • memory/892-65-0x000007FEEF2A0000-0x000007FEF012F000-memory.dmp

    Filesize

    14.6MB

  • memory/892-66-0x000007FEF3E50000-0x000007FEF413A000-memory.dmp

    Filesize

    2.9MB

  • memory/892-67-0x0000000000A96000-0x0000000000AB5000-memory.dmp

    Filesize

    124KB

  • memory/2024-54-0x00000000766D1000-0x00000000766D3000-memory.dmp

    Filesize

    8KB