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Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    29/02/2024, 08:42

General

  • Target

    ae1f3bbd3e116661c35c4aaf7430472b.exe

  • Size

    3.0MB

  • MD5

    ae1f3bbd3e116661c35c4aaf7430472b

  • SHA1

    b877f774a5a38c4c754b94dc98308dc900e07935

  • SHA256

    0426b6382cb164e83c8198d8a5978099e177a55112180b321c7ebd6d3f102931

  • SHA512

    72677c7ba8b607b35ed9c9ff44436ac82bf565e92c83d2f75aec0cf5ab9ec8ce535609bb212bbeae49dbd405067e99e67b2e04aa6d62ebff59473e372e957dc3

  • SSDEEP

    49152:O3Suo2HNZz14C6DcakLVy5dv5sgpkB5+PcakLTSsiYMD4wPnQJcakLVy5dv5sgp4:O3k2HNt1scakhy595sgp9cak/SsiTD4M

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae1f3bbd3e116661c35c4aaf7430472b.exe
    "C:\Users\Admin\AppData\Local\Temp\ae1f3bbd3e116661c35c4aaf7430472b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\ae1f3bbd3e116661c35c4aaf7430472b.exe
      C:\Users\Admin\AppData\Local\Temp\ae1f3bbd3e116661c35c4aaf7430472b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2100
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\ae1f3bbd3e116661c35c4aaf7430472b.exe" /TN ymuVbjyg4de6 /F
        3⤵
        • Creates scheduled task(s)
        PID:2624
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN ymuVbjyg4de6 > C:\Users\Admin\AppData\Local\Temp\pOycVPjrV.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2840
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN ymuVbjyg4de6
          4⤵
            PID:2568

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\pOycVPjrV.xml

      Filesize

      1KB

      MD5

      fbec6363e7fde51399f7afc24fb79a35

      SHA1

      92515bca3a34ae74068c2de45219f79225873d8f

      SHA256

      53c260046cb45392ed90875d14b925d6449b3a32ff6f957639122b4e859ebe82

      SHA512

      0e071f6808f0802546a644407984f23d33bd9c8e91529857f25e334f4928172e9310a9eb5f133459e1a672720648834f4e357389d7b7ca670656b6b3f18b641f

    • \Users\Admin\AppData\Local\Temp\ae1f3bbd3e116661c35c4aaf7430472b.exe

      Filesize

      3.0MB

      MD5

      48033ef10a8532d7b3dde2d8c41b9cc9

      SHA1

      894737e723f6ffa5e7e0f7c7cc96007400ca6e91

      SHA256

      af4f3d47e11865bb19c329582f82714799117803013385e665c13a4e0744a6c6

      SHA512

      a9dcde3066bbeb39a14a6551a3a637e719029e9584cf9b915f9d2ea8b87e07807a42dcc109d0ff2a59a58c52b3f4f087891d6e69ebae4a325f44ee168ade1c65

    • memory/1740-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/1740-2-0x0000000000350000-0x00000000003CE000-memory.dmp

      Filesize

      504KB

    • memory/1740-15-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/1740-16-0x0000000023530000-0x000000002378C000-memory.dmp

      Filesize

      2.4MB

    • memory/1740-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/1740-36-0x0000000023530000-0x000000002378C000-memory.dmp

      Filesize

      2.4MB

    • memory/2100-18-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2100-28-0x0000000000470000-0x00000000004DB000-memory.dmp

      Filesize

      428KB

    • memory/2100-26-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2100-20-0x00000000016D0000-0x000000000174E000-memory.dmp

      Filesize

      504KB

    • memory/2100-37-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB