Analysis

  • max time kernel
    41s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 21:36

General

  • Target

    fd5ebf3f15ff7aaf7f56c31fcbc7c66fb0979c165b7716f4da0d9c8e5d5c77e6.exe

  • Size

    512KB

  • MD5

    155eb31fc4854fc2316258f4b2bc68b0

  • SHA1

    2f364f36cb504e4617c032559619a3d51e7f52e0

  • SHA256

    fd5ebf3f15ff7aaf7f56c31fcbc7c66fb0979c165b7716f4da0d9c8e5d5c77e6

  • SHA512

    9cc706e3f95f1f73dc4fcc3f6c42d3ae782fb514a5343b87e9cee9d17385cca5f511733c545a61230b64e6b8eb86ca14474a3fda3109721ddddf2eee37c087b6

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4q:0+h9OY70z+warul3E4q

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\fd5ebf3f15ff7aaf7f56c31fcbc7c66fb0979c165b7716f4da0d9c8e5d5c77e6.exe
    "C:\Users\Admin\AppData\Local\Temp\fd5ebf3f15ff7aaf7f56c31fcbc7c66fb0979c165b7716f4da0d9c8e5d5c77e6.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:1944
    • C:\Users\Admin\AppData\Local\Temp\n7062\s7062.exe
      "C:\Users\Admin\AppData\Local\Temp\n7062\s7062.exe" 52cc740267d9ff7851e1a029w0gz6Wni9PDr7PI+UsoynzZT2aRLSLDH+syIuubV7+nN1F0LSVRjrd2trRp6KUeHSbz/2MaWSp5OoEOwKKUdtX2bKq0DUFGaFeZN0o9hWa7ebB4ZpxtJ54AUr7Xlo+qCUsn3pIndXy9tWCNIo3w2H7Dk /v "C:\Users\Admin\AppData\Local\Temp\fd5ebf3f15ff7aaf7f56c31fcbc7c66fb0979c165b7716f4da0d9c8e5d5c77e6.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1588

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n7062\s7062.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n7062\s7062.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7062\s7062.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7062\s7062.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7062\s7062.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n7062\s7062.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1588-62-0x000007FEF4A40000-0x000007FEF5463000-memory.dmp

    Filesize

    10.1MB

  • memory/1588-63-0x000007FEF3760000-0x000007FEF47F6000-memory.dmp

    Filesize

    16.6MB

  • memory/1588-64-0x000007FEFC511000-0x000007FEFC513000-memory.dmp

    Filesize

    8KB

  • memory/1588-65-0x0000000000AF6000-0x0000000000B15000-memory.dmp

    Filesize

    124KB

  • memory/1588-66-0x000007FEEE510000-0x000007FEEF39F000-memory.dmp

    Filesize

    14.6MB

  • memory/1588-67-0x000007FEF2740000-0x000007FEF2A2A000-memory.dmp

    Filesize

    2.9MB

  • memory/1588-68-0x0000000000AF6000-0x0000000000B15000-memory.dmp

    Filesize

    124KB

  • memory/1944-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

    Filesize

    8KB