Analysis

  • max time kernel
    71s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 06:48

General

  • Target

    e6a79ac2d50ee5e2dc3d3991053485e36b5651f5ddb3e1b23d43cb35476893dc.exe

  • Size

    512KB

  • MD5

    7f186dfc988c37830c0192ec4605234d

  • SHA1

    2f4d8fbe92859fb5b06eef5c6a6c6f60fb005eca

  • SHA256

    e6a79ac2d50ee5e2dc3d3991053485e36b5651f5ddb3e1b23d43cb35476893dc

  • SHA512

    d87bdcacd2239fc62c69c163df5c0a8c88adf672f4a53d63941d890a729d9e766bbce82d17194f779ea2958af7e940db57780e18a66da9b3bd4274c580c15869

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4I:0+h9OY70z+warul3E4I

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\e6a79ac2d50ee5e2dc3d3991053485e36b5651f5ddb3e1b23d43cb35476893dc.exe
    "C:\Users\Admin\AppData\Local\Temp\e6a79ac2d50ee5e2dc3d3991053485e36b5651f5ddb3e1b23d43cb35476893dc.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:1460
    • C:\Users\Admin\AppData\Local\Temp\n5022\s5022.exe
      "C:\Users\Admin\AppData\Local\Temp\n5022\s5022.exe" 0b2c24742f5a64cd728603b1L6A1g09+qtfFgi+nbVAfz+ujuYTyata/EtqL8ZVHMZz1WntuPe9FvjQXujNJJoN/8Og+mDyaKl6vG2//xvt5+Jm+0xpzFBwVyCXLyewqcuNj8LFstBwoG5rtJ87THE0yN/XFFfNRzqiuLXCg24+TiGBA /v "C:\Users\Admin\AppData\Local\Temp\e6a79ac2d50ee5e2dc3d3991053485e36b5651f5ddb3e1b23d43cb35476893dc.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1232

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5022\s5022.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n5022\s5022.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5022\s5022.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5022\s5022.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5022\s5022.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5022\s5022.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1232-62-0x000007FEF3900000-0x000007FEF4323000-memory.dmp

    Filesize

    10.1MB

  • memory/1232-63-0x000007FEF2620000-0x000007FEF36B6000-memory.dmp

    Filesize

    16.6MB

  • memory/1232-64-0x0000000001FB6000-0x0000000001FD5000-memory.dmp

    Filesize

    124KB

  • memory/1232-65-0x000007FEEE310000-0x000007FEEF19F000-memory.dmp

    Filesize

    14.6MB

  • memory/1232-66-0x000007FEEE020000-0x000007FEEE30A000-memory.dmp

    Filesize

    2.9MB

  • memory/1232-67-0x0000000001FB6000-0x0000000001FD5000-memory.dmp

    Filesize

    124KB

  • memory/1460-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

    Filesize

    8KB