Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2024 13:54

General

  • Target

    6f99b05458d778055d7493a9490adadd.exe

  • Size

    12KB

  • MD5

    6f99b05458d778055d7493a9490adadd

  • SHA1

    5671a418317d8a13b996d2054efd28cb599b399c

  • SHA256

    cdac5edd109e6e7e681d08dc691a163a20184f53c3c511e2bef622a6c66b60fd

  • SHA512

    35dced20279fb7f8a7b03120a527fbd8dfd26cef37272cd74aec3e6209342739181f77879236df2cf77de74b87c988677de4bfeb8cd5ebdd2f422e33b40c0c34

  • SSDEEP

    384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKkFlplYyfQ:v+dAURFxna4QAPQlYgkFlplYyfQ

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f99b05458d778055d7493a9490adadd.exe
    "C:\Users\Admin\AppData\Local\Temp\6f99b05458d778055d7493a9490adadd.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    12KB

    MD5

    79428cc23548e0d6da873f843d082b34

    SHA1

    093dc89250f86dec70ebdc1b1402c1d537457512

    SHA256

    5bb7e6fc093fea5c510b4264395aa609efcfdb5f99db639366b363bca6615525

    SHA512

    c29f87f258a3a9f072a07137f50f852eb824bb252cab2386c7a88a1927798562e889cedb9ff470f5dff1d1927cd1e77f2745ba07400867a149e1cf4fdf54ae41