Analysis

  • max time kernel
    55s
  • max time network
    191s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 22:58

General

  • Target

    1916d5ca188ad0a0790bb378176859c10817d645b6f31b684eda7bd5eb8cf005.exe

  • Size

    512KB

  • MD5

    e7e7e226e8ebbfc47c4fc2761dc29268

  • SHA1

    fcd049dbaa2b09eb374b923c9e7f7eaaf69b59c4

  • SHA256

    1916d5ca188ad0a0790bb378176859c10817d645b6f31b684eda7bd5eb8cf005

  • SHA512

    ecf6ed669ffb50b321236a6a069f065ff532d9d628c27d7baf0e6f53a07855d7813230064910dc7059c12402885139eb9770fd87553aa07a41ce44a8c86e363f

  • 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\1916d5ca188ad0a0790bb378176859c10817d645b6f31b684eda7bd5eb8cf005.exe
    "C:\Users\Admin\AppData\Local\Temp\1916d5ca188ad0a0790bb378176859c10817d645b6f31b684eda7bd5eb8cf005.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:788
    • C:\Users\Admin\AppData\Local\Temp\n5092\s5092.exe
      "C:\Users\Admin\AppData\Local\Temp\n5092\s5092.exe" 139c75b4a518c67415bd9c61QThoejlBc934xTIjqCOQkoVjNqyv3knnBEhdIib5zzIxd53szkHUlmta3tio0C2hm3YAMX2CT0WTyBQ+Jq6WU0lbF8UoVoFTHnXuWX9Mo+WYrMuf8agS9Nw5mLvp1HRBUwJKCW11fHZ5or8s21aIPXqv /v "C:\Users\Admin\AppData\Local\Temp\1916d5ca188ad0a0790bb378176859c10817d645b6f31b684eda7bd5eb8cf005.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1512

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5092\s5092.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n5092\s5092.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5092\s5092.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5092\s5092.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5092\s5092.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5092\s5092.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/788-54-0x0000000076181000-0x0000000076183000-memory.dmp

    Filesize

    8KB

  • memory/1512-62-0x000007FEF4990000-0x000007FEF53B3000-memory.dmp

    Filesize

    10.1MB

  • memory/1512-63-0x000007FEF36B0000-0x000007FEF4746000-memory.dmp

    Filesize

    16.6MB

  • memory/1512-64-0x0000000000A66000-0x0000000000A85000-memory.dmp

    Filesize

    124KB

  • memory/1512-65-0x000007FEEE830000-0x000007FEEF6BF000-memory.dmp

    Filesize

    14.6MB

  • memory/1512-66-0x000007FEF2690000-0x000007FEF297A000-memory.dmp

    Filesize

    2.9MB

  • memory/1512-67-0x0000000000A66000-0x0000000000A85000-memory.dmp

    Filesize

    124KB