Analysis

  • max time kernel
    148s
  • 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
    31/12/2023, 03:16

General

  • Target

    260b89c7ab3a9875cb8e9459dfc6df98.exe

  • Size

    5.1MB

  • MD5

    260b89c7ab3a9875cb8e9459dfc6df98

  • SHA1

    4a7505da9b27936f8d62492e524951cfc01c897c

  • SHA256

    3c0b3f1e1d16ca91c068978818d90c09d5a20bfcc8489b6fe8cd5571d7b1b7ec

  • SHA512

    6edd945456f2323c0367a9d4949bc3e8935aae7deefdc6a92436db9d847e902d7cf88d1a50809d97a39ad79e5a9e6b5e4de46f378c10c1ab460ddf5500a77e5e

  • SSDEEP

    49152:bjfHt5yOMW2rKODnQgIxiLAGRway35bkrfg8FYri+ts5EjdZwaA9jCIFkAdyay3:bjyYqkgI8+30g2yOEjjs9/g3

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\260b89c7ab3a9875cb8e9459dfc6df98.exe
    "C:\Users\Admin\AppData\Local\Temp\260b89c7ab3a9875cb8e9459dfc6df98.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4536
    • C:\Users\Admin\AppData\Local\Temp\260b89c7ab3a9875cb8e9459dfc6df98.exe
      C:\Users\Admin\AppData\Local\Temp\260b89c7ab3a9875cb8e9459dfc6df98.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\260b89c7ab3a9875cb8e9459dfc6df98.exe

    Filesize

    92KB

    MD5

    8c95ac380b6f885bf23c84326e15f949

    SHA1

    9d83be46282f01abaff8b0a7697a6364d4eec830

    SHA256

    dbaa5870f69b2f61acab3189f4b5c870875efe0b629a961bb1c27ff781d2d5dd

    SHA512

    0a9ab131e62c11726051a92c8655e30b19cf3143c07c7ad3a33e5c8cc19e7a2142505dd36a9ab8ebaca3eaec47c201a1f7c16ef5db9ea241d5e9f4aa51ae2b90

  • memory/828-16-0x0000000002270000-0x00000000024CA000-memory.dmp

    Filesize

    2.4MB

  • memory/828-13-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/828-30-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4536-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/4536-1-0x0000000002260000-0x00000000024BA000-memory.dmp

    Filesize

    2.4MB

  • memory/4536-2-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/4536-14-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB