Analysis

  • max time kernel
    129s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 06:09

General

  • Target

    2b40763ffefd0c953d638767e2ba6f79.exe

  • Size

    1.3MB

  • MD5

    2b40763ffefd0c953d638767e2ba6f79

  • SHA1

    2fd2974ba33f4f5937d08b8d6ab73f8eed8fb555

  • SHA256

    4a3543a472f5160ffc6a099527cb42fc9648e04b0599cd3123086d8444184bd6

  • SHA512

    1595382a0818d83c8b9ced56a83ee5e7e628fe8c350882f93423ed84f1c36c029eabe6ebea9528541e68de6b473126029d9dbb0b410a542f7bc206afa48a74b5

  • SSDEEP

    24576:8H+Wsz2tX5kR29VwVWlkOioxz7PBqCvPwBZ7SQogwY8c1hdaQphIPU9/9Us:8H+W42tJ36cRZ7pRwBYAf1LfR9j

Score
7/10
upx

Malware Config

Signatures

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

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b40763ffefd0c953d638767e2ba6f79.exe
    "C:\Users\Admin\AppData\Local\Temp\2b40763ffefd0c953d638767e2ba6f79.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2488
    • C:\Users\Admin\AppData\Local\Temp\2b40763ffefd0c953d638767e2ba6f79.exe
      C:\Users\Admin\AppData\Local\Temp\2b40763ffefd0c953d638767e2ba6f79.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1052

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2b40763ffefd0c953d638767e2ba6f79.exe

    Filesize

    100KB

    MD5

    69dadbedb154d91ee92bdca1e6d90dd9

    SHA1

    b8234f7336e8fceacd7a7b1556a99bc6399175ad

    SHA256

    60b85e18cb3ecd4a28a50c8d79affc35b5ec12469865051f54cef3dca8c7316c

    SHA512

    90fbbd19ea226b03bfc333c8394d4252663f0b71248242bf4f665b9af9dfc54a76206fe3618568d9743cac1c54008b780f39bcb531de33234663386411f29a9a

  • memory/1052-13-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1052-14-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/1052-16-0x00000000018F0000-0x0000000001A21000-memory.dmp

    Filesize

    1.2MB

  • memory/1052-20-0x0000000005570000-0x0000000005792000-memory.dmp

    Filesize

    2.1MB

  • memory/1052-21-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1052-28-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2488-0-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2488-1-0x00000000018F0000-0x0000000001A21000-memory.dmp

    Filesize

    1.2MB

  • memory/2488-2-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2488-12-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB