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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    14/07/2023, 15:05

General

  • Target

    248cfd01674724exeexe_JC.exe

  • Size

    89KB

  • MD5

    248cfd016747245fe3d5521d87a684c5

  • SHA1

    8ef79f14e2d4ce556e9d6da0614822a5538ebf6a

  • SHA256

    5326f4e00f9c860e2200cbd368f50efe5912853c7cf1416c7257310ba2512860

  • SHA512

    042f0d1cf5a9781b2544a4db3ecc2ee6b3a01fe3045fc25dd6349826bb834e16baa3f1a9c5f0065bfb889273ffb1221be32e6f1069749757852aa764d87f86f5

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpMx7I:AnBdOOtEvwDpj6zI

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\248cfd01674724exeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\248cfd01674724exeexe_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2988
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2376

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    89KB

    MD5

    300d086e4fc71f67174074b7271c6cb1

    SHA1

    2d3e5106716ec96d7c9ab568757d50a8974d32b2

    SHA256

    20f0649a112eb6c2ce4f9e0c15ed062c519a93e094aefc36e38d07fa6caac26e

    SHA512

    02f26bfd7ed08f1bc8173760aa7316c1326e22245cc68aecd70f9b35e284833eaba9bc32b2a3c1ebe2dff62c24e86eb750df7b2518805457f498491b52ff5837

  • C:\Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    89KB

    MD5

    300d086e4fc71f67174074b7271c6cb1

    SHA1

    2d3e5106716ec96d7c9ab568757d50a8974d32b2

    SHA256

    20f0649a112eb6c2ce4f9e0c15ed062c519a93e094aefc36e38d07fa6caac26e

    SHA512

    02f26bfd7ed08f1bc8173760aa7316c1326e22245cc68aecd70f9b35e284833eaba9bc32b2a3c1ebe2dff62c24e86eb750df7b2518805457f498491b52ff5837

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

    Filesize

    89KB

    MD5

    300d086e4fc71f67174074b7271c6cb1

    SHA1

    2d3e5106716ec96d7c9ab568757d50a8974d32b2

    SHA256

    20f0649a112eb6c2ce4f9e0c15ed062c519a93e094aefc36e38d07fa6caac26e

    SHA512

    02f26bfd7ed08f1bc8173760aa7316c1326e22245cc68aecd70f9b35e284833eaba9bc32b2a3c1ebe2dff62c24e86eb750df7b2518805457f498491b52ff5837

  • memory/2376-71-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2376-82-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2376-73-0x0000000000270000-0x0000000000276000-memory.dmp

    Filesize

    24KB

  • memory/2376-74-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/2988-57-0x0000000000320000-0x0000000000326000-memory.dmp

    Filesize

    24KB

  • memory/2988-67-0x0000000002060000-0x000000000206F000-memory.dmp

    Filesize

    60KB

  • memory/2988-69-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2988-54-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/2988-56-0x0000000000450000-0x0000000000456000-memory.dmp

    Filesize

    24KB

  • memory/2988-81-0x0000000002060000-0x000000000206F000-memory.dmp

    Filesize

    60KB

  • memory/2988-55-0x0000000000320000-0x0000000000326000-memory.dmp

    Filesize

    24KB