Analysis

  • max time kernel
    88s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2024, 11:08

General

  • Target

    7a1439d203c5709aae120f2b8e62fc7e.exe

  • Size

    5.1MB

  • MD5

    7a1439d203c5709aae120f2b8e62fc7e

  • SHA1

    0ad28dd9e062a01b32e475ebb6e712dfcdbf1622

  • SHA256

    b5be3cb40c0f9911fe0c0aa16e7a7b3fff49c32a8efc910c4193d6c584b26d29

  • SHA512

    90201c3dad41de3123e65251ef7c0bfdd99700852266922b8a4b29527d8f14d974f6150e628b5786c4f458ec49f194e4a6b984fb1f32a70a5fdd72b1b3306b39

  • SSDEEP

    49152:HkoaQSNsOG7Xxg0mwb/fIcE0ZHx8UpWPcRQ3xjBuMIqrIoONday320ctLOlADEnI:wCd9FI9R2qsF3qL8MEnlNUx3

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\7a1439d203c5709aae120f2b8e62fc7e.exe
    "C:\Users\Admin\AppData\Local\Temp\7a1439d203c5709aae120f2b8e62fc7e.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Users\Admin\AppData\Local\Temp\7a1439d203c5709aae120f2b8e62fc7e.exe
      C:\Users\Admin\AppData\Local\Temp\7a1439d203c5709aae120f2b8e62fc7e.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7a1439d203c5709aae120f2b8e62fc7e.exe

    Filesize

    430KB

    MD5

    40e6623ba5c88bd2934953ea09595eb0

    SHA1

    0e22bd0a822ac09434e946e7612b60367fec639e

    SHA256

    415afe2822e768a370e0a92583a973d440ebc5bba9d0f4a9bbfd111f65c114a0

    SHA512

    3ce1ac474f4ba65047283f404e77a89d57b30f154270ed1ef8232a1e6d7ec823da4de9a0a1a0cf6f8d4b5c743fee2cfc60e51313921de00a6f3b36dbee6334b2

  • memory/1240-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/1240-17-0x0000000002170000-0x00000000023CA000-memory.dmp

    Filesize

    2.4MB

  • memory/1240-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/3228-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/3228-1-0x0000000002430000-0x000000000268A000-memory.dmp

    Filesize

    2.4MB

  • memory/3228-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/3228-13-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB