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Analysis

  • max time kernel
    117s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14/01/2024, 22:23

General

  • Target

    88b0e395af46237cc4e747d6fb72b66cb13c3ebb79e744f207c5220d82098c2a.exe

  • Size

    414KB

  • MD5

    53440afc9cd1ef21a952ecb0e71d2d41

  • SHA1

    9ac171a2aa9d18c05e1cf2384dd0ec5f550898c4

  • SHA256

    88b0e395af46237cc4e747d6fb72b66cb13c3ebb79e744f207c5220d82098c2a

  • SHA512

    89f81df4d4358d2b97e804f73f95fc04450f716ea50c4f0c896f0df1295af30f0ebce4b3adbe193b42c118fb246e04ffb1bb689d6b31b776d4527d3412800632

  • SSDEEP

    6144:5/nyPhSrJKNFAnQyGCeuXkJOldxZJVnoSFHiSOrpyYR3dPI:5/ny5gKNjEEJOldxZJySFCNr7PI

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\88b0e395af46237cc4e747d6fb72b66cb13c3ebb79e744f207c5220d82098c2a.exe
    "C:\Users\Admin\AppData\Local\Temp\88b0e395af46237cc4e747d6fb72b66cb13c3ebb79e744f207c5220d82098c2a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\ProgramData\DefendSecurity\SecurityHealthService.Scan
      C:\ProgramData\DefendSecurity\SecurityHealthService.Scan -ExEc Bypass -Command "& {&('i'+'ex') (gc -Raw -Path 'C:\pRogRaMdatA\lH6gEw462770nr1F7u0UreGjd00tSJv0Rt6g0mOL8hri4y37gXHMYI7R2.brk')}"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\DefendSecurity\SecurityHealthService.Scan

    Filesize

    462KB

    MD5

    852d67a27e454bd389fa7f02a8cbe23f

    SHA1

    5330fedad485e0e4c23b2abe1075a1f984fde9fc

    SHA256

    a8fdba9df15e41b6f5c69c79f66a26a9d48e174f9e7018a371600b866867dab8

    SHA512

    327dc74590f34185735502e289135491092a453f7f1c5ee9e588032ff68934056ffa797f28181267fd9670f7895e1350894b16ea7b0e34a190597f14aea09a4d

  • memory/1920-6-0x000000001B1A0000-0x000000001B482000-memory.dmp

    Filesize

    2.9MB

  • memory/1920-7-0x0000000000360000-0x0000000000368000-memory.dmp

    Filesize

    32KB

  • memory/1920-9-0x0000000002650000-0x00000000026D0000-memory.dmp

    Filesize

    512KB

  • memory/1920-8-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

    Filesize

    9.6MB

  • memory/1920-10-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

    Filesize

    9.6MB

  • memory/1920-11-0x0000000002650000-0x00000000026D0000-memory.dmp

    Filesize

    512KB

  • memory/1920-12-0x0000000002650000-0x00000000026D0000-memory.dmp

    Filesize

    512KB

  • memory/1920-13-0x0000000002650000-0x00000000026D0000-memory.dmp

    Filesize

    512KB

  • memory/1920-14-0x000007FEF5670000-0x000007FEF600D000-memory.dmp

    Filesize

    9.6MB