Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12/01/2024, 19:08

General

  • Target

    5744bafcc0d51f626027874d4f982664.exe

  • Size

    3.2MB

  • MD5

    5744bafcc0d51f626027874d4f982664

  • SHA1

    b0465500c6784eee5a1334da628a83653be5ea67

  • SHA256

    351f7a26dbebad308b85b0d33298afa63e9f1ffbdcd3a7fbab60100881dc9139

  • SHA512

    5e9b5b15a58fb7acaa4fcbb5f4f827abe0d6c37c487fcdae9cfa4f14cd422b1f5595c4c3d55d1cb5ce5250ec3f8da72f408e11cf4ceb67af22b1a3bc5b2d933a

  • SSDEEP

    98304:qvI8wdjicakcmzU581lcakcwUrHLofycakcmzU581lcakcO:6I8wMdlmg587dlwqkfydlmg587dlO

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

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

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe
    "C:\Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe
      C:\Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe" /TN qm2lmOfce5f6 /F
        3⤵
        • Creates scheduled task(s)
        PID:2624
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN qm2lmOfce5f6 > C:\Users\Admin\AppData\Local\Temp\xLPcTqJ.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2724
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN qm2lmOfce5f6
          4⤵
            PID:2748

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe

            Filesize

            1.7MB

            MD5

            b87a89ef5dd6bed4f29f9a3d1162ccca

            SHA1

            2291e4982f9e1dc9c0fdec23a6daca4b0bd85c73

            SHA256

            1270b38673843f1b83fe66bb9072a12ec10e47f7a7912dc02e728b2c6aaed3b9

            SHA512

            fd24e4c20e5fcab3e281d46bdaacd74c1c531ef224400d55a38c5fa2ecd97764396a00a57249560ada352e0db39ff6ffd4ac35f25f97e531c6ab022dc557f94a

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

            Filesize

            1KB

            MD5

            0a381c1f129e168dab055f0e55b573df

            SHA1

            339fb091f1b9155924c2ddc4b5da356f1db34bb5

            SHA256

            6f725f8b2faa8a79528b2135ea2b17e9079145909d832374a41c2db45cb94c6d

            SHA512

            e8e5927fd0eb78a6155ff6dc1679a044c22c859be9f0838a57039bcfbc7e3e1b5c5b356920226fa3f25085530f6876df43a3d9dc6718a80f530519609aafb317

          • \Users\Admin\AppData\Local\Temp\5744bafcc0d51f626027874d4f982664.exe

            Filesize

            1.2MB

            MD5

            6022c63a4dc138d7fb4776a38fe045aa

            SHA1

            54ae9d794638f7dc8d5c8ee5badc4158c1708a8b

            SHA256

            7eaeb80dd151360784035806010bd7be31cd13baf9863719ade466762b5b6255

            SHA512

            545fe6963b660d1d0a1efd2009691c26357add58b1b3e0a4cd296e13ccdf2e9fc6a2b753a67d4128601670a29cba05c2666af88adcfcfe5a87ddd9cdc8b5d500

          • memory/2252-15-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/2252-2-0x00000000016D0000-0x000000000174E000-memory.dmp

            Filesize

            504KB

          • memory/2252-1-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/2252-16-0x00000000234A0000-0x00000000236FC000-memory.dmp

            Filesize

            2.4MB

          • memory/2252-0-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/3068-19-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/3068-26-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/3068-27-0x00000000002A0000-0x000000000030B000-memory.dmp

            Filesize

            428KB

          • memory/3068-21-0x00000000001A0000-0x000000000021E000-memory.dmp

            Filesize

            504KB

          • memory/3068-42-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB