Analysis

  • max time kernel
    3s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2023 15:46

General

  • Target

    3a3d8d1b94d0bd4127b5f8afd324b7a2.exe

  • Size

    302KB

  • MD5

    3a3d8d1b94d0bd4127b5f8afd324b7a2

  • SHA1

    816899f0045ebc06699351bf0b36e1750e7da917

  • SHA256

    eb6d1bcaa2a0b95620210d88237e9a3587d25266189ba0c7aef1583652d78dc1

  • SHA512

    aead5550e30d9efd9c0bc5c4b2897720f734581bdf4efd4afbcad28dbc15ce15b254785ee3ba91b4d684abee752d21750e89ce124079ba07b7045e76a9b000d4

  • SSDEEP

    6144:vA5CBOAEHRemW7KUKvWQ4FHxJx4nDfkmQ:IwB5ErW7PgOvoDcm

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a3d8d1b94d0bd4127b5f8afd324b7a2.exe
    "C:\Users\Admin\AppData\Local\Temp\3a3d8d1b94d0bd4127b5f8afd324b7a2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Users\Admin\AppData\Local\Temp\3a3d8d1b94d0bd4127b5f8afd324b7a2.exe
      C:\Users\Admin\AppData\Local\Temp\3a3d8d1b94d0bd4127b5f8afd324b7a2.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2376

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2376-21-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2376-18-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/2376-34-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2980-1-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2980-16-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2980-2-0x0000000000200000-0x0000000000231000-memory.dmp

    Filesize

    196KB

  • memory/2980-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB