Analysis

  • max time kernel
    151s
  • max time network
    15s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15-05-2021 04:32

General

  • Target

    d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe

  • Size

    33KB

  • MD5

    bf2f544fb5b2c342b2a911cacc7dd6cd

  • SHA1

    21a0ceaa056f2c1ddb0a6fc0a68c26918c9c94c5

  • SHA256

    d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df

  • SHA512

    8121ab61065743ce2079210615b3095743633ab836705ebffb906de35997077752f7a443deed066011442c117541bfc730bee2a7166cdeaff1467f27fb441c0d

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). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe
    "C:\Users\Admin\AppData\Local\Temp\d82dd85d5ecb23a21542231c79db17b060a58bfd84a9d7c1d2f0eea1750ad9df.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:1304

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    0eb112182d5f72ee3cf5edfa03934a64

    SHA1

    ed7b99e270d84262613c840e9ff154a8ebdd676e

    SHA256

    9e00f1f7a9bae72272175b2070d3452d665eb46577fe7cf116aa3d90034d036b

    SHA512

    717f0080dcbbacd8ed56742a134a75d829a9030ddf4772295f5921b9320784f3f217849069447906cf0da4d452ac403a8473a9ee6cf066bab5b33e4dc43237cf

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

    MD5

    0eb112182d5f72ee3cf5edfa03934a64

    SHA1

    ed7b99e270d84262613c840e9ff154a8ebdd676e

    SHA256

    9e00f1f7a9bae72272175b2070d3452d665eb46577fe7cf116aa3d90034d036b

    SHA512

    717f0080dcbbacd8ed56742a134a75d829a9030ddf4772295f5921b9320784f3f217849069447906cf0da4d452ac403a8473a9ee6cf066bab5b33e4dc43237cf

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

    MD5

    0eb112182d5f72ee3cf5edfa03934a64

    SHA1

    ed7b99e270d84262613c840e9ff154a8ebdd676e

    SHA256

    9e00f1f7a9bae72272175b2070d3452d665eb46577fe7cf116aa3d90034d036b

    SHA512

    717f0080dcbbacd8ed56742a134a75d829a9030ddf4772295f5921b9320784f3f217849069447906cf0da4d452ac403a8473a9ee6cf066bab5b33e4dc43237cf

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

    MD5

    0eb112182d5f72ee3cf5edfa03934a64

    SHA1

    ed7b99e270d84262613c840e9ff154a8ebdd676e

    SHA256

    9e00f1f7a9bae72272175b2070d3452d665eb46577fe7cf116aa3d90034d036b

    SHA512

    717f0080dcbbacd8ed56742a134a75d829a9030ddf4772295f5921b9320784f3f217849069447906cf0da4d452ac403a8473a9ee6cf066bab5b33e4dc43237cf

  • memory/1304-63-0x0000000000000000-mapping.dmp

  • memory/1996-60-0x0000000075D41000-0x0000000075D43000-memory.dmp

    Filesize

    8KB

  • memory/1996-66-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB