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Analysis

  • max time kernel
    76s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 01:36

General

  • Target

    be590dec30264084886cb8a8650c41465b674b9e6b64d31b33634dc1bc66da50.exe

  • Size

    512KB

  • MD5

    52a74f400f0a531f96fb6d13a0c01088

  • SHA1

    7ae286859a393c88c888498e6a6f88fc1aee0c86

  • SHA256

    be590dec30264084886cb8a8650c41465b674b9e6b64d31b33634dc1bc66da50

  • SHA512

    9d6ef8fc9cccbfd01604c2c5413c525098bfdc87a91305a9e7f8770399d1a468b909dd79c76b01c1f3c79f8ab0ab680cec121534c384bf52059d0e4647dfb168

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4S:0+h9OY70z+warul3E4S

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\be590dec30264084886cb8a8650c41465b674b9e6b64d31b33634dc1bc66da50.exe
    "C:\Users\Admin\AppData\Local\Temp\be590dec30264084886cb8a8650c41465b674b9e6b64d31b33634dc1bc66da50.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:980
    • C:\Users\Admin\AppData\Local\Temp\n2772\s2772.exe
      "C:\Users\Admin\AppData\Local\Temp\n2772\s2772.exe" ff15f378fbd251ae8128eb01d0hhN3lzSWvOyuOCRYIbPj1R+goMzquQObOrclxngXM9S2TkzY1LHR5YLG/6CvdKB4RTLaIq212VCWj4iQO9NLEy9kLtnx9Xc3qj2ZaC9vpSA3EE2+YpGQRhPvLnYgH4jqk51DwyIkOavbCJ+bSQgxK8 /v "C:\Users\Admin\AppData\Local\Temp\be590dec30264084886cb8a8650c41465b674b9e6b64d31b33634dc1bc66da50.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2772\s2772.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n2772\s2772.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2772\s2772.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2772\s2772.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2772\s2772.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2772\s2772.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/980-54-0x0000000075B41000-0x0000000075B43000-memory.dmp

    Filesize

    8KB

  • memory/1756-62-0x000007FEF4480000-0x000007FEF4EA3000-memory.dmp

    Filesize

    10.1MB

  • memory/1756-63-0x000007FEF31A0000-0x000007FEF4236000-memory.dmp

    Filesize

    16.6MB

  • memory/1756-64-0x0000000000B16000-0x0000000000B35000-memory.dmp

    Filesize

    124KB

  • memory/1756-65-0x000007FEEEF10000-0x000007FEEFD9F000-memory.dmp

    Filesize

    14.6MB

  • memory/1756-66-0x000007FEEEC20000-0x000007FEEEF0A000-memory.dmp

    Filesize

    2.9MB

  • memory/1756-67-0x0000000000B16000-0x0000000000B35000-memory.dmp

    Filesize

    124KB

  • memory/1756-68-0x0000000000B16000-0x0000000000B35000-memory.dmp

    Filesize

    124KB