Analysis

  • max time kernel
    122s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 04:12

General

  • Target

    27a81213d1580cc5ae99eaa62a6fbc8a.exe

  • Size

    2.9MB

  • MD5

    27a81213d1580cc5ae99eaa62a6fbc8a

  • SHA1

    c2d542f5a1f7a35f69913c6f589bb22935b91b28

  • SHA256

    792aae4352d73717bf51021665b3727571fd3989734e295611e2cbe11ade668c

  • SHA512

    b83193e3cee241310369f8a0af7552f77d6f67d8e2d71286fb7913eede717f1304a23751fd96d1d710b6d60da3e962cdb8b6518aa32b30e7b29c23f71f943c7d

  • SSDEEP

    49152:IDqo+hxhVW0L6F8nDpN74NH5HUyNRcUsCVOzetdZJ:Ij+h7U0L62Dp4HBUCczzM3

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\27a81213d1580cc5ae99eaa62a6fbc8a.exe
    "C:\Users\Admin\AppData\Local\Temp\27a81213d1580cc5ae99eaa62a6fbc8a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\Temp\27a81213d1580cc5ae99eaa62a6fbc8a.exe
      C:\Users\Admin\AppData\Local\Temp\27a81213d1580cc5ae99eaa62a6fbc8a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3056

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\27a81213d1580cc5ae99eaa62a6fbc8a.exe

    Filesize

    2.9MB

    MD5

    ae4369fab04635ef1e19ef7e6da98ec5

    SHA1

    b5ffa378f34abe4e77fc243b2c489f80a7df37b9

    SHA256

    ad31c625724a2757483d6a4f283e1cde46eb19acfda2da646fb450b0fbd79700

    SHA512

    a5d2ce0c06e5b8eb726c788ac48ff700f63c729d6d5a180b31180ab5b52660706fc5661387c625bbd51c57f8f1fed4da1dc1107711fdf59f557d83b886292a61

  • memory/2644-0-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2644-2-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2644-4-0x0000000000230000-0x0000000000363000-memory.dmp

    Filesize

    1.2MB

  • memory/2644-15-0x00000000038A0000-0x0000000003D8F000-memory.dmp

    Filesize

    4.9MB

  • memory/2644-16-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3056-17-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3056-18-0x0000000000250000-0x0000000000383000-memory.dmp

    Filesize

    1.2MB

  • memory/3056-19-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3056-24-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/3056-26-0x00000000034E0000-0x000000000370A000-memory.dmp

    Filesize

    2.2MB

  • memory/3056-32-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB