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Analysis

  • max time kernel
    43s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 02:14

General

  • Target

    ad738cf10ea0abbb1324d5ad28d1a7f4120f22bb8ae8362a26ddf5e19fcecd2a.exe

  • Size

    538KB

  • MD5

    4548b65eaeb941cd7f7158822186175f

  • SHA1

    4dbd941669aa82a48cd5dffddb2b0e7857307575

  • SHA256

    ad738cf10ea0abbb1324d5ad28d1a7f4120f22bb8ae8362a26ddf5e19fcecd2a

  • SHA512

    95048a1ac8c649df8d4e0115b6113b7e892bde117d87cf46b1156832fd555c89b8351b18fb1e35772682dabd552974d1995401b7220f952b35507cec3d256a90

  • SSDEEP

    12288:6Yhcq8xzZTkQ4DDfO+lDp5QBooT3oDznHbUl0il67L5:BhcTZTaDfXNQCrPbGa/5

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
  • 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\ad738cf10ea0abbb1324d5ad28d1a7f4120f22bb8ae8362a26ddf5e19fcecd2a.exe
    "C:\Users\Admin\AppData\Local\Temp\ad738cf10ea0abbb1324d5ad28d1a7f4120f22bb8ae8362a26ddf5e19fcecd2a.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:1112
    • C:\Users\Admin\AppData\Local\Temp\n6133\s6133.exe
      "C:\Users\Admin\AppData\Local\Temp\n6133\s6133.exe" ins.exe /h 776ca7.api.socdn.com /e 12909154 /u 86b50b47-aa9f-11e3-8a58-80c16e6f498c /v "C:\Users\Admin\AppData\Local\Temp\ad738cf10ea0abbb1324d5ad28d1a7f4120f22bb8ae8362a26ddf5e19fcecd2a.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1492

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6133\s6133.exe

    Filesize

    343KB

    MD5

    902701a61af886f3eeb1e6654f1b22b8

    SHA1

    e259ed942458578fb894addc655565fb665bc534

    SHA256

    d2141dda259b880e2b2484614f42cf1e29bbb04aa33729d374b804ea0d405d00

    SHA512

    ad1115168a6d2df9f5c0ea6633264085204fa63daa617b3e802c11ba82b65eb3f215953118fd37a3b7ae0d8be609948bd98800b2570c8f77505ac147182ec7e3

  • C:\Users\Admin\AppData\Local\Temp\n6133\s6133.exe

    Filesize

    343KB

    MD5

    902701a61af886f3eeb1e6654f1b22b8

    SHA1

    e259ed942458578fb894addc655565fb665bc534

    SHA256

    d2141dda259b880e2b2484614f42cf1e29bbb04aa33729d374b804ea0d405d00

    SHA512

    ad1115168a6d2df9f5c0ea6633264085204fa63daa617b3e802c11ba82b65eb3f215953118fd37a3b7ae0d8be609948bd98800b2570c8f77505ac147182ec7e3

  • \Users\Admin\AppData\Local\Temp\n6133\s6133.exe

    Filesize

    343KB

    MD5

    902701a61af886f3eeb1e6654f1b22b8

    SHA1

    e259ed942458578fb894addc655565fb665bc534

    SHA256

    d2141dda259b880e2b2484614f42cf1e29bbb04aa33729d374b804ea0d405d00

    SHA512

    ad1115168a6d2df9f5c0ea6633264085204fa63daa617b3e802c11ba82b65eb3f215953118fd37a3b7ae0d8be609948bd98800b2570c8f77505ac147182ec7e3

  • \Users\Admin\AppData\Local\Temp\n6133\s6133.exe

    Filesize

    343KB

    MD5

    902701a61af886f3eeb1e6654f1b22b8

    SHA1

    e259ed942458578fb894addc655565fb665bc534

    SHA256

    d2141dda259b880e2b2484614f42cf1e29bbb04aa33729d374b804ea0d405d00

    SHA512

    ad1115168a6d2df9f5c0ea6633264085204fa63daa617b3e802c11ba82b65eb3f215953118fd37a3b7ae0d8be609948bd98800b2570c8f77505ac147182ec7e3

  • \Users\Admin\AppData\Local\Temp\n6133\s6133.exe

    Filesize

    343KB

    MD5

    902701a61af886f3eeb1e6654f1b22b8

    SHA1

    e259ed942458578fb894addc655565fb665bc534

    SHA256

    d2141dda259b880e2b2484614f42cf1e29bbb04aa33729d374b804ea0d405d00

    SHA512

    ad1115168a6d2df9f5c0ea6633264085204fa63daa617b3e802c11ba82b65eb3f215953118fd37a3b7ae0d8be609948bd98800b2570c8f77505ac147182ec7e3

  • \Users\Admin\AppData\Local\Temp\n6133\s6133.exe

    Filesize

    343KB

    MD5

    902701a61af886f3eeb1e6654f1b22b8

    SHA1

    e259ed942458578fb894addc655565fb665bc534

    SHA256

    d2141dda259b880e2b2484614f42cf1e29bbb04aa33729d374b804ea0d405d00

    SHA512

    ad1115168a6d2df9f5c0ea6633264085204fa63daa617b3e802c11ba82b65eb3f215953118fd37a3b7ae0d8be609948bd98800b2570c8f77505ac147182ec7e3

  • memory/1112-54-0x0000000075B11000-0x0000000075B13000-memory.dmp

    Filesize

    8KB

  • memory/1492-62-0x000007FEF4280000-0x000007FEF4CA3000-memory.dmp

    Filesize

    10.1MB

  • memory/1492-63-0x000007FEF2FA0000-0x000007FEF4036000-memory.dmp

    Filesize

    16.6MB

  • memory/1492-64-0x0000000000A36000-0x0000000000A55000-memory.dmp

    Filesize

    124KB

  • memory/1492-65-0x000007FEEDF00000-0x000007FEEED8F000-memory.dmp

    Filesize

    14.6MB

  • memory/1492-66-0x000007FEF1F20000-0x000007FEF220A000-memory.dmp

    Filesize

    2.9MB

  • memory/1492-67-0x0000000000A36000-0x0000000000A55000-memory.dmp

    Filesize

    124KB