Analysis

  • max time kernel
    138s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 14:45

General

  • Target

    c9e58a3cd3be3b7c22c394397fb8ddf5.exe

  • Size

    266KB

  • MD5

    c9e58a3cd3be3b7c22c394397fb8ddf5

  • SHA1

    d18db942a29d07de6cc9f81d82c8ca005cd1b666

  • SHA256

    143ad6fbaf1d251406d6cba0c283153aeded9bf6e7b1630cf586d67a2d8024ce

  • SHA512

    d3e7b41b46e3218a15b2f759c145cb7fe642deb8a15a07091ce2c41c79a3f1bd92128768c54b3be19837afe97fcff225c3d722b5f62c01c3ab834bf12562ed3e

  • SSDEEP

    6144:Mo9OTTGeWmJwk3uWelPptke3Z1ot3YTaAvJmzJF/KYe5h/YXiJAQ:Mo9l4uWeZV3U6eAhmVF/KFr/o2p

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9e58a3cd3be3b7c22c394397fb8ddf5.exe
    "C:\Users\Admin\AppData\Local\Temp\c9e58a3cd3be3b7c22c394397fb8ddf5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\c9e58a3cd3be3b7c22c394397fb8ddf5.exe
      C:\Users\Admin\AppData\Local\Temp\c9e58a3cd3be3b7c22c394397fb8ddf5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2908

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\c9e58a3cd3be3b7c22c394397fb8ddf5.exe

    Filesize

    131KB

    MD5

    2d3ee40ff4bb89dbe2eb22f1e4d70312

    SHA1

    a46fd3b95d805314fb6ef4e7fd365e446bf0be4a

    SHA256

    d18290ed7c8be3d511dff591c9f17eee1fa70fcfe792e83abc06b73c2b06567a

    SHA512

    b03c183626b995cd448a592e1351df8e6d1530800a45e5b825b3a67e9ea4ca81772b1169e9b2c8569348e364df7edc024b60304af089c69069d3fa1e02bffa92

  • \Users\Admin\AppData\Local\Temp\c9e58a3cd3be3b7c22c394397fb8ddf5.exe

    Filesize

    240KB

    MD5

    01ff8f26c31fb131f225b982f9136ea5

    SHA1

    66cd2f7162f94dbbab36df7acb636f4869471036

    SHA256

    5db064e3db3e3ed9597dea9a9013374516e323a04478f0a5b26a50e6c738ee34

    SHA512

    728ff55d92b487c2cc5b4ed3fcd5214cb0eed926273b805515c9063a0b5c71e919c526007e3b2aea4a62907e570e44e2377b0c4f01be8e3c5790fe1490f08cb0

  • memory/2168-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2168-15-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2168-10-0x00000000002D0000-0x00000000002F1000-memory.dmp

    Filesize

    132KB

  • memory/2168-1-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2908-19-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2908-17-0x0000000000150000-0x0000000000171000-memory.dmp

    Filesize

    132KB

  • memory/2908-33-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB