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Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 15:42

General

  • Target

    UltraISO 9.7.5.3716.exe

  • Size

    5.3MB

  • MD5

    ec546f83bfa166e70f67934a0d841d66

  • SHA1

    8bcc9530dd114e741abc7a31d5c720f6f7d4a9c6

  • SHA256

    74eea2a94a568a7c2a6d58f5d7c6b03caef2dc6307faa9e9881011b585eddc94

  • SHA512

    d33f85e5622b2f5a5eff75d81d109fc59b38fc668657a1406ac39a3f7f9c2436bed7268f461717cd344f8c0d11b7f3cbb2d65791b0b877e1309b495dc0c41079

  • SSDEEP

    98304:FCusI+4xOCNvSAhYmXeqmNjIj8zgeqTMYgidUr65lKLK/ZiiJ:0/I+4RrhxXeqmfhodUrXbO

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 32 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UltraISO 9.7.5.3716.exe
    "C:\Users\Admin\AppData\Local\Temp\UltraISO 9.7.5.3716.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Users\Admin\AppData\Local\Temp\is-AFUQA.tmp\UltraISO 9.7.5.3716.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-AFUQA.tmp\UltraISO 9.7.5.3716.tmp" /SL5="$701E2,5220215,67072,C:\Users\Admin\AppData\Local\Temp\UltraISO 9.7.5.3716.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:5036

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-AFUQA.tmp\UltraISO 9.7.5.3716.tmp

    Filesize

    913KB

    MD5

    a0682e0aed2a0e26fd5d12bf9076b926

    SHA1

    9683803430e8688ea01fa3cfa435e5d2a5a6fbdd

    SHA256

    b6c4cea25bd6e86dd19bc820ba274608a51caf62ea48d32f2f5e9e3d61c17f0e

    SHA512

    9e74d6f141ef2dee99843778d3399cfc2198951a90bb699f135749df6a24b707c024df16aaaa00e2b57d96e7571541fe55b4cfd052f72cf1280761978e92870a

  • C:\Users\Admin\AppData\Local\Temp\is-KNFCU.tmp\ISTask.dll

    Filesize

    66KB

    MD5

    86a1311d51c00b278cb7f27796ea442e

    SHA1

    ac08ac9d08f8f5380e2a9a65f4117862aa861a19

    SHA256

    e916bdf232744e00cbd8d608168a019c9f41a68a7e8390aa48cfb525276c483d

    SHA512

    129e4b8dd2665bcfc5e72b4585343c51127b5d027dbb0234291e7a197baeca1bab5ed074e65e5e8c969ee01f9f65cc52c9993037416de9bfff2f872e5aeba7ec

  • C:\Users\Admin\AppData\Local\Temp\is-KNFCU.tmp\VclStylesInno.dll

    Filesize

    3.0MB

    MD5

    b0ca93ceb050a2feff0b19e65072bbb5

    SHA1

    7ebbbbe2d2acd8fd516f824338d254a33b69f08d

    SHA256

    0e93313f42084d804b9ac4be53d844e549cfcaf19e6f276a3b0f82f01b9b2246

    SHA512

    37242423e62af30179906660c6dbbadca3dc2ba9e562f84315a69f3114765bc08e88321632843dbd78ba1728f8d1ce54a4edfa3b96a9d13e540aee895ae2d8e2

  • memory/3992-0-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/3992-2-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/3992-94-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/5036-6-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/5036-17-0x0000000007270000-0x0000000007286000-memory.dmp

    Filesize

    88KB

  • memory/5036-23-0x00000000074A0000-0x00000000077BA000-memory.dmp

    Filesize

    3.1MB

  • memory/5036-25-0x0000000007910000-0x0000000007911000-memory.dmp

    Filesize

    4KB

  • memory/5036-26-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-27-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-29-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-28-0x0000000007920000-0x0000000007921000-memory.dmp

    Filesize

    4KB

  • memory/5036-30-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-32-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-31-0x0000000007930000-0x0000000007931000-memory.dmp

    Filesize

    4KB

  • memory/5036-35-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-36-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-34-0x0000000007940000-0x0000000007941000-memory.dmp

    Filesize

    4KB

  • memory/5036-33-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-38-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-37-0x0000000007950000-0x0000000007951000-memory.dmp

    Filesize

    4KB

  • memory/5036-39-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-41-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-42-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-40-0x0000000007960000-0x0000000007961000-memory.dmp

    Filesize

    4KB

  • memory/5036-43-0x0000000007970000-0x0000000007971000-memory.dmp

    Filesize

    4KB

  • memory/5036-45-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-47-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-46-0x0000000007980000-0x0000000007981000-memory.dmp

    Filesize

    4KB

  • memory/5036-48-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-44-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-49-0x0000000007990000-0x0000000007991000-memory.dmp

    Filesize

    4KB

  • memory/5036-50-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-51-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-52-0x00000000079A0000-0x00000000079A1000-memory.dmp

    Filesize

    4KB

  • memory/5036-53-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-56-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-57-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-55-0x00000000079B0000-0x00000000079B1000-memory.dmp

    Filesize

    4KB

  • memory/5036-54-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-58-0x00000000079C0000-0x00000000079C1000-memory.dmp

    Filesize

    4KB

  • memory/5036-60-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-59-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-61-0x00000000079D0000-0x00000000079D1000-memory.dmp

    Filesize

    4KB

  • memory/5036-65-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-64-0x00000000079E0000-0x00000000079E1000-memory.dmp

    Filesize

    4KB

  • memory/5036-63-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-62-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-66-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-69-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-68-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-67-0x00000000079F0000-0x00000000079F1000-memory.dmp

    Filesize

    4KB

  • memory/5036-70-0x0000000007A00000-0x0000000007A01000-memory.dmp

    Filesize

    4KB

  • memory/5036-72-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-74-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-71-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-73-0x0000000007A10000-0x0000000007A11000-memory.dmp

    Filesize

    4KB

  • memory/5036-75-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-76-0x0000000007A20000-0x0000000007A21000-memory.dmp

    Filesize

    4KB

  • memory/5036-77-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-78-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-80-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-81-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-79-0x0000000007A30000-0x0000000007A31000-memory.dmp

    Filesize

    4KB

  • memory/5036-82-0x0000000007A40000-0x0000000007A41000-memory.dmp

    Filesize

    4KB

  • memory/5036-84-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-83-0x00000000077C0000-0x0000000007900000-memory.dmp

    Filesize

    1.2MB

  • memory/5036-87-0x0000000007390000-0x0000000007391000-memory.dmp

    Filesize

    4KB

  • memory/5036-95-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/5036-100-0x0000000007390000-0x0000000007391000-memory.dmp

    Filesize

    4KB