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Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    11/02/2024, 23:48

General

  • Target

    95b05d07387d37665d747ebc037441fc.exe

  • Size

    1.6MB

  • MD5

    95b05d07387d37665d747ebc037441fc

  • SHA1

    ddfcc624ab19687b7f973df79446e65e1757af49

  • SHA256

    99c04d2dc579bd0dc8580eb8689ed63bf56ddd11d57369f1d5c4cb84e7f0738a

  • SHA512

    a5c011737019282c99bd0d1a31f7423437cf89f8ad27f8fbff9c01b79f7f757dfa4a8933a0dd7f3c591720749747ff161f91539cabc4d208d79ecee71a4ed0df

  • SSDEEP

    49152:fYUSQrXtWqcakLz0JCg+MoECUiWcakLz0O:fhSQjtWqcakcJCg+MoFUiWcakcO

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.

  • 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\95b05d07387d37665d747ebc037441fc.exe
    "C:\Users\Admin\AppData\Local\Temp\95b05d07387d37665d747ebc037441fc.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\95b05d07387d37665d747ebc037441fc.exe
      C:\Users\Admin\AppData\Local\Temp\95b05d07387d37665d747ebc037441fc.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2680
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\95b05d07387d37665d747ebc037441fc.exe" /TN U5Z8sQiHf24d /F
        3⤵
        • Creates scheduled task(s)
        PID:2808
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN U5Z8sQiHf24d > C:\Users\Admin\AppData\Local\Temp\fTLBaDb.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2888
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN U5Z8sQiHf24d
          4⤵
            PID:2584

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\95b05d07387d37665d747ebc037441fc.exe

      Filesize

      1.6MB

      MD5

      15e6b9e496a2c2987aebfe2bb3eb3d90

      SHA1

      c05378306d8211f06d8a8e8ee6a2495bbdc57ce9

      SHA256

      64fa3841e8fd2206457d84bf9d8ebd392186e0f9f1d06459152af2ad16547cdd

      SHA512

      614ef7a38ab40fb07b10146bcdafe11bd5d0c107965f81d0e8fa4af7b7f333465a39b522a9ac217cdd10fe858e4eb87b41002ac57e00e38570e60359e8cac341

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

      Filesize

      1KB

      MD5

      f0fc2e054c9790293703d0efe9974f9f

      SHA1

      86ae0b165a6da4cc11d599c4761c7e037ae5e4a4

      SHA256

      0627cee48838177b976cab28a8902755436ae106e216f747702c5c5f77ddc63e

      SHA512

      2791f10b1ebd6bf7f96299f9a820626b3c6308ed11db69d4ee98873b84e261df5cac3cd0dfe1d97047fb90e9fbb116ab82b772f1b7e3166b622aa8763a4dffe4

    • memory/2016-3-0x00000000001A0000-0x000000000021E000-memory.dmp

      Filesize

      504KB

    • memory/2016-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2016-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2016-16-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2680-17-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2680-19-0x00000000001D0000-0x000000000024E000-memory.dmp

      Filesize

      504KB

    • memory/2680-26-0x00000000002F0000-0x000000000035B000-memory.dmp

      Filesize

      428KB

    • memory/2680-25-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2680-53-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB