Analysis

  • max time kernel
    49s
  • max time network
    116s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 00:54

General

  • Target

    df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe

  • Size

    512KB

  • MD5

    760351ab4a6e8162a86fa512447f1b45

  • SHA1

    b6dd6c2150c261fb298aa9aaaef200c3b18e6686

  • SHA256

    df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154

  • SHA512

    8bdc0065519abe39447dda9bd43697641a96881102cbcba156752d8285869c3c6fc8ecdfa366139bd08aa59e52700af1f4b772f207450e72ff37f9bdf8569b12

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4sn:0+h9OY70z+warul3E4sn

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\df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe
    "C:\Users\Admin\AppData\Local\Temp\df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.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:1104
    • C:\Users\Admin\AppData\Local\Temp\n1800\s1800.exe
      "C:\Users\Admin\AppData\Local\Temp\n1800\s1800.exe" edba114f00379e1878bcba62nHKLdiJ358JD+LXkJFnjBhhjK5uRdKWZp5ZxqDMiyeQXGWlXL1lcUkN40ISzuC5N2H6AvnmYLJsyBxT6cybh8Nnk/W5FQFC9ClUpsYBIxAQBt9+yhdQbBckbHV+OLly7RIEIO4ptlzU59NFjm7jKdZqr /v "C:\Users\Admin\AppData\Local\Temp\df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:932

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n1800\s1800.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n1800\s1800.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n1800\s1800.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n1800\s1800.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n1800\s1800.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n1800\s1800.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/932-62-0x000007FEF4360000-0x000007FEF4D83000-memory.dmp

    Filesize

    10.1MB

  • memory/932-63-0x000007FEF32C0000-0x000007FEF4356000-memory.dmp

    Filesize

    16.6MB

  • memory/932-64-0x000007FEFBDB1000-0x000007FEFBDB3000-memory.dmp

    Filesize

    8KB

  • memory/932-65-0x0000000000BB6000-0x0000000000BD5000-memory.dmp

    Filesize

    124KB

  • memory/932-66-0x000007FEEDDC0000-0x000007FEEEC4F000-memory.dmp

    Filesize

    14.6MB

  • memory/932-67-0x000007FEF27E0000-0x000007FEF2ACA000-memory.dmp

    Filesize

    2.9MB

  • memory/932-68-0x0000000000BB6000-0x0000000000BD5000-memory.dmp

    Filesize

    124KB

  • memory/1104-54-0x0000000075BB1000-0x0000000075BB3000-memory.dmp

    Filesize

    8KB