Analysis

  • max time kernel
    88s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 12:14

General

  • Target
    7fcf5925844510e23c8af7abe5590021.exe
  • Size 5.1MB
  • Sample240129-pergpahee6
  • SHA256 32995667a3591a24822458773d291104a17590632a7657a13f42c1c2d6b55d29
  • MD5 SHA1 SHA512 SSDEEP
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\7fcf5925844510e23c8af7abe5590021.exe
    "C:\Users\Admin\AppData\Local\Temp\7fcf5925844510e23c8af7abe5590021.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Users\Admin\AppData\Local\Temp\7fcf5925844510e23c8af7abe5590021.exe
      C:\Users\Admin\AppData\Local\Temp\7fcf5925844510e23c8af7abe5590021.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:3716

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        7fcf5925844510e23c8af7abe5590021.exe

        • Path C:\Users\Admin\AppData\Local\Temp\7fcf5925844510e23c8af7abe5590021.exe
        • Size 297KB
        • SHA256 8891b070c77ae5c77f0eaa4e79b00654c302e7f7f032bba0593c54ef63dc0e68
        • MD5 SHA1 SHA512 SSDEEP

        memory/3716-15-0x0000000000400000-0x0000000000D9E000-memory.dmp

        memory/3716-17-0x0000000002300000-0x000000000255A000-memory.dmp

        memory/3716-31-0x0000000000400000-0x0000000000D9E000-memory.dmp

        memory/4848-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

        memory/4848-1-0x0000000002200000-0x000000000245A000-memory.dmp

        memory/4848-2-0x0000000000400000-0x0000000000605000-memory.dmp

        memory/4848-13-0x0000000000400000-0x0000000000605000-memory.dmp