Analysis

  • max time kernel
    150s
  • max time network
    12s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    10-05-2021 15:59

General

  • Target

    e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe

  • Size

    30KB

  • MD5

    d683cf8dd1371eed3665bd25cdb51b68

  • SHA1

    20995582dc04836a054b32e7fcb06ae0a9b82a16

  • SHA256

    e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4

  • SHA512

    91eb291d9c2f45340ee87da20a3a42b8b0cdb54421d51a66eaa52cc5125dd83f90ef48589963a6812738d14e507a5f9a2c2cf619813b7f77178e622b6bd334a8

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\e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe
    "C:\Users\Admin\AppData\Local\Temp\e00723670720268a4b82ab204a7c159e6bcd7b63770042a8db8bba8989613ed4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:788
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:1344

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    804fea57c8fac0fe447713d0e65b8e66

    SHA1

    4081ab2c39602f9054d9fafc3b8a70707a2d50ee

    SHA256

    07d4beb9814bdd020fd2d9d34232ad2cceff91f828e4630e295080241bc285bb

    SHA512

    fdb199666d1802b4b812fe4370ff27c849208f8e79517e9603fd027fc511325f40c72332ad20f9e1750b905c02164ee28e79603f005f051a56b825b5d491f684

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

    MD5

    804fea57c8fac0fe447713d0e65b8e66

    SHA1

    4081ab2c39602f9054d9fafc3b8a70707a2d50ee

    SHA256

    07d4beb9814bdd020fd2d9d34232ad2cceff91f828e4630e295080241bc285bb

    SHA512

    fdb199666d1802b4b812fe4370ff27c849208f8e79517e9603fd027fc511325f40c72332ad20f9e1750b905c02164ee28e79603f005f051a56b825b5d491f684

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

    MD5

    804fea57c8fac0fe447713d0e65b8e66

    SHA1

    4081ab2c39602f9054d9fafc3b8a70707a2d50ee

    SHA256

    07d4beb9814bdd020fd2d9d34232ad2cceff91f828e4630e295080241bc285bb

    SHA512

    fdb199666d1802b4b812fe4370ff27c849208f8e79517e9603fd027fc511325f40c72332ad20f9e1750b905c02164ee28e79603f005f051a56b825b5d491f684

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

    MD5

    804fea57c8fac0fe447713d0e65b8e66

    SHA1

    4081ab2c39602f9054d9fafc3b8a70707a2d50ee

    SHA256

    07d4beb9814bdd020fd2d9d34232ad2cceff91f828e4630e295080241bc285bb

    SHA512

    fdb199666d1802b4b812fe4370ff27c849208f8e79517e9603fd027fc511325f40c72332ad20f9e1750b905c02164ee28e79603f005f051a56b825b5d491f684

  • memory/788-59-0x0000000075551000-0x0000000075553000-memory.dmp

    Filesize

    8KB

  • memory/788-65-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/1344-62-0x0000000000000000-mapping.dmp