Analysis

  • max time kernel
    104s
  • max time network
    179s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 11:56

General

  • Target

    e4dd410d2bb7d2c992469225713d416dc216dd148fedfd02bd38404e2c38b2cb.exe

  • Size

    512KB

  • MD5

    2d426a52fbe4642312df9e989d232c3e

  • SHA1

    a1f43d22f8fe93b80e2d454332e17e3fb6338cf8

  • SHA256

    e4dd410d2bb7d2c992469225713d416dc216dd148fedfd02bd38404e2c38b2cb

  • SHA512

    c30aa7cf23c82a4dacf36603e3c75c7d30133528ab8c1ca04deea30bc5246711a757a5ddcaae682fd975093269d1c061ae53223d17ab8c77569935c059171719

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4V:0+h9OY70z+warul3E4V

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\e4dd410d2bb7d2c992469225713d416dc216dd148fedfd02bd38404e2c38b2cb.exe
    "C:\Users\Admin\AppData\Local\Temp\e4dd410d2bb7d2c992469225713d416dc216dd148fedfd02bd38404e2c38b2cb.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:1492
    • C:\Users\Admin\AppData\Local\Temp\n2450\s2450.exe
      "C:\Users\Admin\AppData\Local\Temp\n2450\s2450.exe" 07111082979a906c082eb041TAdC8fExsHR/ydHShb/Yftibi6cvXOHcA8sAAr5D7lbEfiKSa7OZFAJ+GbxM78zgRSOW9jmgINIUZ6AOqk9+MwFo5ZWwS19tSp+rsuGCGXlXgcJYIqvXDWOQufeZafaXzWSrnlalig8kvPM7TT00yYn7 /v "C:\Users\Admin\AppData\Local\Temp\e4dd410d2bb7d2c992469225713d416dc216dd148fedfd02bd38404e2c38b2cb.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1572

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2450\s2450.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n2450\s2450.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2450\s2450.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2450\s2450.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2450\s2450.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2450\s2450.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1492-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

    Filesize

    8KB

  • memory/1572-59-0x0000000000000000-mapping.dmp

  • memory/1572-62-0x000007FEF4280000-0x000007FEF4CA3000-memory.dmp

    Filesize

    10.1MB

  • memory/1572-63-0x000007FEF2FA0000-0x000007FEF4036000-memory.dmp

    Filesize

    16.6MB

  • memory/1572-64-0x000007FEFBC61000-0x000007FEFBC63000-memory.dmp

    Filesize

    8KB

  • memory/1572-65-0x0000000001EB6000-0x0000000001ED5000-memory.dmp

    Filesize

    124KB

  • memory/1572-66-0x000007FEEDF00000-0x000007FEEED8F000-memory.dmp

    Filesize

    14.6MB

  • memory/1572-67-0x000007FEF1F20000-0x000007FEF220A000-memory.dmp

    Filesize

    2.9MB

  • memory/1572-68-0x0000000001EB6000-0x0000000001ED5000-memory.dmp

    Filesize

    124KB