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Analysis

  • max time kernel
    142s
  • max time network
    171s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 13:12

General

  • Target

    9b7503cfe96cb1839fd9213ab21dd74a.exe

  • Size

    133KB

  • MD5

    9b7503cfe96cb1839fd9213ab21dd74a

  • SHA1

    4328b219afd8387cfda33f34d846d8c604b91285

  • SHA256

    6087cd1da2cb0251261763b2a1510436b011485d93e49d63d84fa6be0866e35c

  • SHA512

    913d89716c54fc6592d0b658192b6ee14cd2a268de0641cbff0d3bb06cf7d98030d648ad717ea4eab5c261f68a7869856c2a82b35c9c4134fa2b5adff80d5d51

  • SSDEEP

    3072:+ojbDyAjGRSXSpwvCwsmjRZjWmlALWXdYB2Q:+ojbO9RIqeNZjdXXdYB2Q

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\9b7503cfe96cb1839fd9213ab21dd74a.exe
    "C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:5076
    • C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe
      C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\9b7503cfe96cb1839fd9213ab21dd74a.exe

    Filesize

    133KB

    MD5

    25a9541a90e1dc5758f7d61b20ed30e8

    SHA1

    cef9c151549872d0cdbd7aba6a41a1e45ec8215b

    SHA256

    208b23a9eb2f6f9f4b28f14d71d1df133a1cc20f35e09da7300be7dc46dd3872

    SHA512

    8502a624943816e0a34d2e9f945148daf23e46ba6e73691162bfa21808ba88dda674246bfd50b6b27d52b98e17310798e7a814e0d09933806e90c7eb977c0d23

  • memory/4684-13-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4684-16-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/4684-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4684-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/5076-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/5076-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/5076-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/5076-14-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB