Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2024 16:18

General

  • Target

    681489a633c3159887ddd5c2382e22c8.exe

  • Size

    133KB

  • MD5

    681489a633c3159887ddd5c2382e22c8

  • SHA1

    346437eecd5883728dacb80144a66d90d906527b

  • SHA256

    665a63cde0ec9e9f745e94aa78cb3566eb05eb7aa7d7fa379a94f41b350a48a9

  • SHA512

    a31627b5221b3e42f1f49855aeba2a02f56aa79dbebe305a00f93a56273a81c5fe58989615657ff47d8b895a0dbf78d7943ad433ad49026a11ac5d3f3fd0f0de

  • SSDEEP

    3072:2iZtnornDccSs52WRSUskVXwMhpMJgWFyuPg7PQ:7ZxornPRXskVXwKuPgDQ

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.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\681489a633c3159887ddd5c2382e22c8.exe
    "C:\Users\Admin\AppData\Local\Temp\681489a633c3159887ddd5c2382e22c8.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Users\Admin\AppData\Local\Temp\681489a633c3159887ddd5c2382e22c8.exe
      C:\Users\Admin\AppData\Local\Temp\681489a633c3159887ddd5c2382e22c8.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3580

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\681489a633c3159887ddd5c2382e22c8.exe

    Filesize

    133KB

    MD5

    4c5ecb6a7c1b68e1f780640f4ae479e9

    SHA1

    b90ae2686ab3168aa58cca08b11a36960fe1fbd0

    SHA256

    16309374eee6e90b31af1acc80bc427344a569c8a9a531a0385c4ed65b3485a8

    SHA512

    d5cc820fa57c2dde787eef041f09c624ef45659475e4dcb2981317a3813b7ae1ae748ba6a38001cff93337884f27c317fec420f75d6ba7d477a03f435684f00f

  • memory/3004-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3004-1-0x00000000001C0000-0x00000000001E1000-memory.dmp

    Filesize

    132KB

  • memory/3004-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3004-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3580-15-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/3580-17-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/3580-16-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/3580-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB