Analysis

  • max time kernel
    10s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    08-01-2024 20:14

General

  • Target

    4c5b7b359c7c53a296f58b03b28d257c.exe

  • Size

    133KB

  • MD5

    4c5b7b359c7c53a296f58b03b28d257c

  • SHA1

    c1870eb60017ae29b92ef0d847c492a997f93f3c

  • SHA256

    85dd86b519eea14485fd9ed45fc45297db9eba39d8c5d98a02193ae24ad646fc

  • SHA512

    9274cfbc47cf014a76328cfddbbac10ff333c59158061c789247d7cf654e5b71a216467b55c128aa83e5ebbe7d13d5aadee5799172df8247a14d2ce76ba9e89f

  • SSDEEP

    3072:XSrRtHZMRKoo8HhQVrFnNLBtK1Alpd6rKcrSXhYafQ:iP5MIqh2pntBJlpdGrSXhdQ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 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\4c5b7b359c7c53a296f58b03b28d257c.exe
    "C:\Users\Admin\AppData\Local\Temp\4c5b7b359c7c53a296f58b03b28d257c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Users\Admin\AppData\Local\Temp\4c5b7b359c7c53a296f58b03b28d257c.exe
      C:\Users\Admin\AppData\Local\Temp\4c5b7b359c7c53a296f58b03b28d257c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1888

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\4c5b7b359c7c53a296f58b03b28d257c.exe

    Filesize

    3KB

    MD5

    8ede8e863924e76ec19880a12f912f87

    SHA1

    aa9d25999a286604e72a96492284c844b8e6b834

    SHA256

    75f3c404cb7f4b674f01ef5914041633760cfc1997f1299743db28b19cdb9fce

    SHA512

    25e2ca7a6a654e50846bf0909c91c7c3575230354c43f9558450c90fc0c6948a74402ced888f56d03642f18d6f1e2b0226d74160b4c631f03c18ee508c741200

  • memory/1888-20-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/1888-18-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1888-43-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3060-4-0x00000000001E0000-0x0000000000201000-memory.dmp

    Filesize

    132KB

  • memory/3060-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3060-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3060-15-0x0000000000340000-0x00000000003C6000-memory.dmp

    Filesize

    536KB

  • memory/3060-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB