Analysis

  • max time kernel
    151s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2024 11:55

General

  • Target

    40cb4cecad3e64f0f099d4dc888534b1.exe

  • Size

    2.9MB

  • MD5

    40cb4cecad3e64f0f099d4dc888534b1

  • SHA1

    7ffa75834dbb6447d8c4d58c7a1cae578e486ba7

  • SHA256

    bc0f4bd0bdd8148776e96d369e12436ce4b8828a3bb60c3b9eb082ba662c19bd

  • SHA512

    ed7d4106e5098d1ceb6478e61d30506791e6ae5c4fdc2acd22ee63bad2d834d10f5a339a4713d8a6f27eee73c9d194977780ce26911b155cb1d6b264730fe2c6

  • SSDEEP

    49152:fRHeTQKP6bSKBNbk1jErYc2WzryMhpxQqbrsI8OFP4M338dB2IBlGuuDVUsdxxjl:ftmP65BNCjEkc/z2tVPOFgg3gnl/IVU8

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\40cb4cecad3e64f0f099d4dc888534b1.exe
    "C:\Users\Admin\AppData\Local\Temp\40cb4cecad3e64f0f099d4dc888534b1.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\40cb4cecad3e64f0f099d4dc888534b1.exe
      C:\Users\Admin\AppData\Local\Temp\40cb4cecad3e64f0f099d4dc888534b1.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2348

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\40cb4cecad3e64f0f099d4dc888534b1.exe

    Filesize

    2.9MB

    MD5

    23c03de5e026d7dc622a2977c7e82602

    SHA1

    bde693fea994d30039281aeb1c44cbcfaea64dbd

    SHA256

    6edce43671d15d367cf86942ac04b267b757cfd9a7f242ce04d3e6533a87a570

    SHA512

    0f7e38000f39ece4c5d7865d202b3eb30a3f2f03ce483ab5a52401e3dadc79b543ee1bfac20e702a92851887904516e614b96bcd3747aa6f4f48cb749ae4cbfb

  • memory/2348-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2348-14-0x0000000001C80000-0x0000000001DB3000-memory.dmp

    Filesize

    1.2MB

  • memory/2348-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2348-20-0x0000000005580000-0x00000000057AA000-memory.dmp

    Filesize

    2.2MB

  • memory/2348-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2348-27-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3252-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3252-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/3252-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3252-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB