Analysis

  • max time kernel
    149s
  • max time network
    12s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    11-05-2021 08:41

General

  • Target

    74d10374ea056310fb79a7409a289a4d088ca34303205d604b4c79b126765cf2.exe

  • Size

    74KB

  • MD5

    81cc2ae107bfa47c59a1b3abfd7d92ef

  • SHA1

    42431a1efc04207fff4aea391ccd5ffb36441bdd

  • SHA256

    74d10374ea056310fb79a7409a289a4d088ca34303205d604b4c79b126765cf2

  • SHA512

    37fb36f517ad4d35bc03824e9e97abb54eed4a5d531fa0feaa589ef42590b6eb99e11228098157cde8b80629d188de645d0c99e65b80cee2070460245dfd3cb1

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\74d10374ea056310fb79a7409a289a4d088ca34303205d604b4c79b126765cf2.exe
    "C:\Users\Admin\AppData\Local\Temp\74d10374ea056310fb79a7409a289a4d088ca34303205d604b4c79b126765cf2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:1364

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    45e702764d8459014be6a1d11de7057a

    SHA1

    f051c827b86142c6e5a54dfd57c048fe21014cf9

    SHA256

    0e2ed5d64e858bef3d6fd1b0db9007926c4643b982d7e0e0d40e42b75a5fdad4

    SHA512

    9f835e210c6c32b8e75a9447ee11a4a52b98f2fb9d04077cb5dab310633c68b675e809ce543177c9f640d4340efb9239c0d1c55ee34232ac9963a976656ba2a3

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

    MD5

    45e702764d8459014be6a1d11de7057a

    SHA1

    f051c827b86142c6e5a54dfd57c048fe21014cf9

    SHA256

    0e2ed5d64e858bef3d6fd1b0db9007926c4643b982d7e0e0d40e42b75a5fdad4

    SHA512

    9f835e210c6c32b8e75a9447ee11a4a52b98f2fb9d04077cb5dab310633c68b675e809ce543177c9f640d4340efb9239c0d1c55ee34232ac9963a976656ba2a3

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

    MD5

    45e702764d8459014be6a1d11de7057a

    SHA1

    f051c827b86142c6e5a54dfd57c048fe21014cf9

    SHA256

    0e2ed5d64e858bef3d6fd1b0db9007926c4643b982d7e0e0d40e42b75a5fdad4

    SHA512

    9f835e210c6c32b8e75a9447ee11a4a52b98f2fb9d04077cb5dab310633c68b675e809ce543177c9f640d4340efb9239c0d1c55ee34232ac9963a976656ba2a3

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

    MD5

    45e702764d8459014be6a1d11de7057a

    SHA1

    f051c827b86142c6e5a54dfd57c048fe21014cf9

    SHA256

    0e2ed5d64e858bef3d6fd1b0db9007926c4643b982d7e0e0d40e42b75a5fdad4

    SHA512

    9f835e210c6c32b8e75a9447ee11a4a52b98f2fb9d04077cb5dab310633c68b675e809ce543177c9f640d4340efb9239c0d1c55ee34232ac9963a976656ba2a3

  • memory/772-59-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

    Filesize

    8KB

  • memory/772-65-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/1364-62-0x0000000000000000-mapping.dmp