Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    10/03/2024, 16:31

General

  • Target

    bf13a6c376b5a1496e188dd07a47dfbe.exe

  • Size

    1.3MB

  • MD5

    bf13a6c376b5a1496e188dd07a47dfbe

  • SHA1

    4fb44812189a6a7685437de91361482c5fd469ed

  • SHA256

    2ae7a48bcf7930076298cd9a181de3bc83effe79699eea4e17cac316ec02dd25

  • SHA512

    a48ef8c77bb1ffb026666eed717b72a074254481cfd7833d0fa9c9176c0d6659689f16e9b2c3af3b0daad4f51bc12c570474a1885655811cfe7d03dda10576e5

  • SSDEEP

    24576:zE3BsSSdWQXZgzGdhH7nmNmZtr+HObuHzrzNSqOUbXXBVgePcNUd09dEU9/9Us:zE3iBdWQXukJmN0eOizrzYkLxp0R9j

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 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\bf13a6c376b5a1496e188dd07a47dfbe.exe
    "C:\Users\Admin\AppData\Local\Temp\bf13a6c376b5a1496e188dd07a47dfbe.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Users\Admin\AppData\Local\Temp\bf13a6c376b5a1496e188dd07a47dfbe.exe
      C:\Users\Admin\AppData\Local\Temp\bf13a6c376b5a1496e188dd07a47dfbe.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2948

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\bf13a6c376b5a1496e188dd07a47dfbe.exe

    Filesize

    1.3MB

    MD5

    fca7b836c8bbfacefc705104b7912a66

    SHA1

    0a185d0e5200df719b7250cb0e8e7d8eec7d6940

    SHA256

    fd4a800fec2a002deef89dc0310845efb5bb59911046314dc862d9dfbfb4a81a

    SHA512

    3d6d7a3ba4b1e5fc719640b00ad22488504513dca9db1a66df92fffb03e56d6918d31532fdeebc739013334b1402a366f97017f759795d3fc6a4fa953d172743

  • memory/2884-0-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2884-1-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2884-2-0x00000000002B0000-0x00000000003E1000-memory.dmp

    Filesize

    1.2MB

  • memory/2884-15-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2884-17-0x0000000003480000-0x0000000003967000-memory.dmp

    Filesize

    4.9MB

  • memory/2948-16-0x0000000000400000-0x0000000000622000-memory.dmp

    Filesize

    2.1MB

  • memory/2948-20-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2948-22-0x0000000001B10000-0x0000000001C41000-memory.dmp

    Filesize

    1.2MB

  • memory/2948-24-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2948-25-0x00000000033F0000-0x0000000003612000-memory.dmp

    Filesize

    2.1MB

  • memory/2948-32-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB