Resubmissions

22/04/2023, 22:54

230422-2vkqashc35 8

22/04/2023, 22:35

230422-2hzcxshb49 8

Analysis

  • max time kernel
    290s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    22/04/2023, 22:35

General

  • Target

    Windows_Loader/Windows Loader.exe

  • Size

    3.8MB

  • MD5

    323c0fd51071400b51eedb1be90a8188

  • SHA1

    0efc35935957c25193bbe9a83ab6caa25a487ada

  • SHA256

    2f2aba1e074f5f4baa08b524875461889f8f04d4ffc43972ac212e286022ab94

  • SHA512

    4c501c7135962e2f02b68d6069f2191ddb76f990528dacd209955a44972122718b9598400ba829abab2d4345b4e1a4b93453c8e7ba42080bd492a34cf8443e7e

  • SSDEEP

    49152:cEYCFEvlmOmTgtFM3uK5m3imrHuiff+puWV355FXw/+zuWV355FXw/+DuWV355FP:cEYzEFTgtFM3ukm3imPnt

Score
7/10
upx

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Windows_Loader\Windows Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\Windows_Loader\Windows Loader.exe"
    1⤵
    • Checks BIOS information in registry
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:928

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/928-54-0x0000000000640000-0x0000000000653000-memory.dmp

    Filesize

    76KB

  • memory/928-62-0x0000000000660000-0x0000000000670000-memory.dmp

    Filesize

    64KB

  • memory/928-67-0x0000000000670000-0x0000000000682000-memory.dmp

    Filesize

    72KB

  • memory/928-75-0x0000000010000000-0x0000000010021000-memory.dmp

    Filesize

    132KB

  • memory/928-83-0x0000000000690000-0x00000000006A1000-memory.dmp

    Filesize

    68KB

  • memory/928-91-0x00000000006B0000-0x00000000006C0000-memory.dmp

    Filesize

    64KB

  • memory/928-99-0x00000000006C0000-0x00000000006D0000-memory.dmp

    Filesize

    64KB

  • memory/928-107-0x0000000002030000-0x0000000002050000-memory.dmp

    Filesize

    128KB

  • memory/928-117-0x0000000002500000-0x00000000026A3000-memory.dmp

    Filesize

    1.6MB

  • memory/928-116-0x0000000000400000-0x0000000000623000-memory.dmp

    Filesize

    2.1MB

  • memory/928-118-0x0000000000400000-0x0000000000623000-memory.dmp

    Filesize

    2.1MB

  • memory/928-119-0x0000000000400000-0x0000000000623000-memory.dmp

    Filesize

    2.1MB

  • memory/928-120-0x0000000000400000-0x0000000000623000-memory.dmp

    Filesize

    2.1MB

  • memory/928-121-0x0000000000400000-0x0000000000623000-memory.dmp

    Filesize

    2.1MB