Analysis

  • max time kernel
    64s
  • max time network
    94s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 07:44

General

  • Target

    710d03d06f239fc5d412534c34302d64295331f7d81ed02ab6d5787179440de1.exe

  • Size

    512KB

  • MD5

    453a8597dd81c0d0b32dee5da3d5e25e

  • SHA1

    ee18af362c1a251498e41483a6a5f8a83cb3ef55

  • SHA256

    710d03d06f239fc5d412534c34302d64295331f7d81ed02ab6d5787179440de1

  • SHA512

    f27dff6621c58323dd00c875e7e6bcf9cbb2ea1a1f03ee0fc535eb8483c00d3a3fdf41925585a147e65b9dbd247101c99fda09776e15d5751f62ec89c62813d5

  • 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\710d03d06f239fc5d412534c34302d64295331f7d81ed02ab6d5787179440de1.exe
    "C:\Users\Admin\AppData\Local\Temp\710d03d06f239fc5d412534c34302d64295331f7d81ed02ab6d5787179440de1.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:940
    • C:\Users\Admin\AppData\Local\Temp\n9433\s9433.exe
      "C:\Users\Admin\AppData\Local\Temp\n9433\s9433.exe" 808dd2bbba4baef24657fc6cQbZHtGpLbvXWtIMCxabHUWKG8PIioa3iXfxGAEeeDpkK5UP4B36LvQisMf0s71VpCYRBQZzjcEClL5NC5xACRg+exA+40DVWRSTjMeTfncDtln6KeoFWTbTaWEEpDCH0Wlmq8aLXTA4b+SZExKTliAj/ /v "C:\Users\Admin\AppData\Local\Temp\710d03d06f239fc5d412534c34302d64295331f7d81ed02ab6d5787179440de1.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1916

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9433\s9433.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n9433\s9433.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9433\s9433.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9433\s9433.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9433\s9433.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9433\s9433.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/940-54-0x00000000756B1000-0x00000000756B3000-memory.dmp

    Filesize

    8KB

  • memory/1916-62-0x000007FEF3F40000-0x000007FEF4963000-memory.dmp

    Filesize

    10.1MB

  • memory/1916-59-0x0000000000000000-mapping.dmp

  • memory/1916-63-0x000007FEF2EA0000-0x000007FEF3F36000-memory.dmp

    Filesize

    16.6MB

  • memory/1916-64-0x000007FEFC2C1000-0x000007FEFC2C3000-memory.dmp

    Filesize

    8KB

  • memory/1916-65-0x0000000000446000-0x0000000000465000-memory.dmp

    Filesize

    124KB

  • memory/1916-66-0x000007FEEEBA0000-0x000007FEEFA2F000-memory.dmp

    Filesize

    14.6MB

  • memory/1916-67-0x0000000000446000-0x0000000000465000-memory.dmp

    Filesize

    124KB

  • memory/1916-68-0x000007FEF2BB0000-0x000007FEF2E9A000-memory.dmp

    Filesize

    2.9MB

  • memory/1916-69-0x0000000000446000-0x0000000000465000-memory.dmp

    Filesize

    124KB