Analysis

  • max time kernel
    155s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2024 01:39

General

  • Target

    3f9300c51ee09f2a865a34de56d63887.exe

  • Size

    2.9MB

  • MD5

    3f9300c51ee09f2a865a34de56d63887

  • SHA1

    12c0562258e45656cf6fd2f1bf1005797b3a12e9

  • SHA256

    e8c84fefc5131beb5c210fc28bea54fface13de72a0123868037fe92bedf71bc

  • SHA512

    965bb33a15459ee6240d2304c136eca1e73be6498de2089aae82a458a92a2603d3a7879f0c6887a76277217593091376facba9a5363b2e740005e374676995ad

  • SSDEEP

    49152:S2XBWYPAeSwdA1CWBKzfvpGopAXxNBP4M338dB2IBlGuuDVUsdxxjeQZwxPYRKs:S2X57PWA1Nsgg3gnl/IVUs1jePs

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3f9300c51ee09f2a865a34de56d63887.exe
    "C:\Users\Admin\AppData\Local\Temp\3f9300c51ee09f2a865a34de56d63887.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Users\Admin\AppData\Local\Temp\3f9300c51ee09f2a865a34de56d63887.exe
      C:\Users\Admin\AppData\Local\Temp\3f9300c51ee09f2a865a34de56d63887.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2628

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\3f9300c51ee09f2a865a34de56d63887.exe

    Filesize

    2.2MB

    MD5

    bf3e55b9750a1213660cb8bbe7bc9864

    SHA1

    bd3f408a8ba3e9305b80fe68e9aa89440c2c5822

    SHA256

    29b8d6b079f16713a50cb50de4d299d8dcf49a4a2741631e884301419bba0958

    SHA512

    5302dfae34156263a92d33fbfc888b8d90f5695605ac9d43ce7212652dabb935728a705a4848f134ad41087014187b78e7b265a0f09425e2f7d483f03c15e1db

  • memory/2140-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2140-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/2140-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2140-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2628-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2628-15-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2628-14-0x0000000001C90000-0x0000000001DC3000-memory.dmp

    Filesize

    1.2MB

  • memory/2628-20-0x0000000005590000-0x00000000057BA000-memory.dmp

    Filesize

    2.2MB

  • memory/2628-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2628-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB