Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    10/03/2024, 02:03

General

  • Target

    71c5028fb2be52488a271f3895b68547.exe

  • Size

    494KB

  • MD5

    71c5028fb2be52488a271f3895b68547

  • SHA1

    5c92efac1d4e4ad1b4e070bee199573283ae4b92

  • SHA256

    02e5060a8ff14d9716dba8f7a2a6ea3f6b126aacfb1e2591e8d983160110d51a

  • SHA512

    058b165f6d6003bcb86482321b1de2088ba2fcec1321b7cf7c99974e3c002227b319d63924956b48bf231ef1faf3f22ae16e42f5b18836d6612932282b5ebace

  • SSDEEP

    12288:xnKfyxV2ImdvPGBFfi8WuJ6+1x0KCYT88VtX0A:9KfwV2HtPgFfN9/pD/

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).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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\71c5028fb2be52488a271f3895b68547.exe
    "C:\Users\Admin\AppData\Local\Temp\71c5028fb2be52488a271f3895b68547.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:2088
    • C:\Users\Admin\AppData\Local\Temp\n1704\s1704.exe
      "C:\Users\Admin\AppData\Local\Temp\n1704\s1704.exe" ins.exe /e 12106710 /u 50d19690-97d8-405e-bebb-08625bc06f2f /v "C:\Users\Admin\AppData\Local\Temp\71c5028fb2be52488a271f3895b68547.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3036

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

          Filesize

          67KB

          MD5

          753df6889fd7410a2e9fe333da83a429

          SHA1

          3c425f16e8267186061dd48ac1c77c122962456e

          SHA256

          b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

          SHA512

          9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

        • C:\Users\Admin\AppData\Local\Temp\Tar6AFA.tmp

          Filesize

          175KB

          MD5

          dd73cead4b93366cf3465c8cd32e2796

          SHA1

          74546226dfe9ceb8184651e920d1dbfb432b314e

          SHA256

          a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

          SHA512

          ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

        • \Users\Admin\AppData\Local\Temp\n1704\s1704.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • memory/3036-78-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-22-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-75-0x0000000000460000-0x000000000046A000-memory.dmp

          Filesize

          40KB

        • memory/3036-76-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-77-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-21-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

          Filesize

          9.6MB

        • memory/3036-79-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-80-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-81-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

          Filesize

          9.6MB

        • memory/3036-82-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-83-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

          Filesize

          9.6MB

        • memory/3036-84-0x0000000000120000-0x00000000001A0000-memory.dmp

          Filesize

          512KB

        • memory/3036-85-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

          Filesize

          9.6MB