Analysis

  • max time kernel
    151s
  • max time network
    193s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/11/2022, 00:02

General

  • Target

    afa7e301324d741d2320edb4c3c55982283bf23142eefe4ecad5daa6b606651e.exe

  • Size

    512KB

  • MD5

    de31d2b2e0f0e6936d9df6663cb543a9

  • SHA1

    e2c76a6c4c2ed1cb1a09964aaaae6c127e1586ae

  • SHA256

    afa7e301324d741d2320edb4c3c55982283bf23142eefe4ecad5daa6b606651e

  • SHA512

    706d32cba7f4a28e3daa60d97fdf9cb7fac5734d6f695ea190b341083dd54df5832cec721c8df6cbe7eb236ef557db00d29ec79524a52029335ed59779d773c8

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4t:0+h9OY70z+warul3E4t

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afa7e301324d741d2320edb4c3c55982283bf23142eefe4ecad5daa6b606651e.exe
    "C:\Users\Admin\AppData\Local\Temp\afa7e301324d741d2320edb4c3c55982283bf23142eefe4ecad5daa6b606651e.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\AppData\Local\Temp\n268\s268.exe
      "C:\Users\Admin\AppData\Local\Temp\n268\s268.exe" ec4360b3243b7ff9e96e03e3IVFPk2/WYvv19sjn2w7DWINN7RUyhPfQVnTc/dXjLAEslwiKGSaL0pogv1w9qL8hX7EsMPuOWEA+IKS9gKl1g5d8YFLg93i2p3NypQtqIzy7e4qbDqn6a1bwfR5VRi9whkd8D8a9eyjB/ScMCJhk0p6P /v "C:\Users\Admin\AppData\Local\Temp\afa7e301324d741d2320edb4c3c55982283bf23142eefe4ecad5daa6b606651e.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:5072

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n268\s268.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n268\s268.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/5072-135-0x00007FFC5FD50000-0x00007FFC60786000-memory.dmp

    Filesize

    10.2MB

  • memory/5072-136-0x0000000000E3A000-0x0000000000E3F000-memory.dmp

    Filesize

    20KB

  • memory/5072-137-0x0000000000E3A000-0x0000000000E3F000-memory.dmp

    Filesize

    20KB

  • memory/5072-138-0x0000000000E3A000-0x0000000000E3F000-memory.dmp

    Filesize

    20KB