Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2023 13:51

General

  • Target

    15dea4b9a33481b1fda13ff2382af181ef556877a7401d1d3451309b4aef1317.exe

  • Size

    4.0MB

  • MD5

    052b57ab4e7144f3a63a77e7ecc3576e

  • SHA1

    39a2ecfca50de7ec6a212d9ab80add96d884c6e5

  • SHA256

    15dea4b9a33481b1fda13ff2382af181ef556877a7401d1d3451309b4aef1317

  • SHA512

    8cf5bf0a973750ed167f5a6c7d0395d0b0fbcd829e67294d3634f9e5f033587b3d2e75dd63e6e93c134c98f8a6cd435f68b1613df35e8bc03cecda3889430f9c

  • SSDEEP

    98304:JCeCsdoOk1Qqrx+14KBDYauafqeu3M5qOmCc8:hdnkOq4iYEauaft4gtZ

Score
10/10

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • DCRat payload 1 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\15dea4b9a33481b1fda13ff2382af181ef556877a7401d1d3451309b4aef1317.exe
    "C:\Users\Admin\AppData\Local\Temp\15dea4b9a33481b1fda13ff2382af181ef556877a7401d1d3451309b4aef1317.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:904

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/904-54-0x0000000001380000-0x0000000001786000-memory.dmp

    Filesize

    4.0MB

  • memory/904-55-0x00000000004D0000-0x00000000004DE000-memory.dmp

    Filesize

    56KB