Analysis

  • max time kernel
    135s
  • max time network
    118s
  • 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 04:35

General

  • Target

    28673dbf0f859337332cfd4aae2bff84.exe

  • Size

    2.7MB

  • MD5

    28673dbf0f859337332cfd4aae2bff84

  • SHA1

    30ce94d491027cda8035b74be7dce2e0c73c0d2b

  • SHA256

    9b8aa800a19a9b8846af7ed9061922ac2c3c3c44060f7be0d8e365431e24a373

  • SHA512

    d063fef80a1cbe35af705a273d12829d9a576e18a1fffca58edf60ebff96be7bb5aefcb74009f35354f4b8f12b9fa0c8e7fb2d721d40884675f56b6339905def

  • SSDEEP

    49152:dNv5kusm5S1sEqgHKZtUnTzKyHYXhggPFDt5Lb9BknT/:dNwoS1sfgHK/svE/tx5Lb9Or

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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\28673dbf0f859337332cfd4aae2bff84.exe
    "C:\Users\Admin\AppData\Local\Temp\28673dbf0f859337332cfd4aae2bff84.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4616
    • C:\Users\Admin\AppData\Local\Temp\28673dbf0f859337332cfd4aae2bff84.exe
      C:\Users\Admin\AppData\Local\Temp\28673dbf0f859337332cfd4aae2bff84.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:920

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\28673dbf0f859337332cfd4aae2bff84.exe

    Filesize

    37KB

    MD5

    29ae7f72ab36276934af1e3838c17024

    SHA1

    3af3831c9a06f415e65300be2ebaa82b2233e117

    SHA256

    6f4bc7a60a19be763df55e69b1cd5d609bcf48dc90f9a9963d1c344b5599d948

    SHA512

    d92c08bb400344c5eb3d5c746558475e45e37643e5b22b5733bd2c5c2bec19d73f8fb01319c168e81f44fc19f2cdaf066f988657cc031f12cc9441ade41bfbdf

  • memory/920-16-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/920-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/920-14-0x0000000001870000-0x0000000001982000-memory.dmp

    Filesize

    1.1MB

  • memory/920-23-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4616-1-0x0000000001CB0000-0x0000000001DC2000-memory.dmp

    Filesize

    1.1MB

  • memory/4616-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/4616-2-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/4616-13-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB