Overview

overview

10

Static

static

3

HawkEye.exe

windows7-x64

10

HawkEye.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    36s
  • max time network
    36s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-02-2024 14:00

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General

  • Target

    HawkEye.exe

  • Size

    232KB

  • MD5

    60fabd1a2509b59831876d5e2aa71a6b

  • SHA1

    8b91f3c4f721cb04cc4974fc91056f397ae78faa

  • SHA256

    1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838

  • SHA512

    3e842a7d47b32942adb936cae13293eddf1a6b860abcfe7422d0fb73098264cc95656b5c6d9980fad1bf8b5c277cd846c26acaba1bef441582caf34eb1e5295a

  • SSDEEP

    3072:BMhIBKH7j7DzQi7y5bvl4YAbdY9KWvwn7XHMzqEOf64CEEl64HBVdGXPKD:BMh5H7j5g54YZKXoxOuEEl64HZAi

Score
10/10
chimeraransomwarespywarestealer

Malware Config

Signatures

  • Chimera 64 IoCs

    Ransomware which infects local and network files, often distributed via Dropbox links.

    ransomwarechimera
  • Chimera Ransomware Loader DLL 1 IoCs

    Drops/unpacks executable file which resembles Chimera's Loader.dll.

    ransomware
  • Renames multiple (3239) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Drops desktop.ini file(s) 27 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 16 IoCs
    adwarespyware
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HawkEye.exe
    "C:\Users\Admin\AppData\Local\Temp\HawkEye.exe"
    1⤵
    • Chimera
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:556
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -k "C:\Users\Admin\Downloads\YOUR_FILES_ARE_ENCRYPTED.HTML"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3684
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3684 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:3256

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Java\jdk-1.8\jre\lib\YOUR_FILES_ARE_ENCRYPTED.HTML
    Filesize

    4KB

    MD5

    1715de8b1f8cc5d71b49caae4978647a

    SHA1

    64a341d4ac19f9d016de800d3ba3d6bc3bb1f0f6

    SHA256

    16c6d10cd5b2813874c5e6ef0e60170561fa828c909e66a99299e1c795845904

    SHA512

    aa2d070b54ea25781988ba5d691b4384fa571826231945065c443ccd03b2339e96ea14d10bdfdc68d6f1e1f54c2753ba3c4aac58293005537034bbaf5e8c26a7

    Download Submit

  • memory/556-0-0x0000000075020000-0x00000000755D1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/556-1-0x0000000000FF0000-0x0000000001000000-memory.dmp

    Filesize

    64KB

    Download

  • memory/556-2-0x0000000075020000-0x00000000755D1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/556-3-0x0000000010000000-0x0000000010010000-memory.dmp

    Filesize

    64KB

    Download

  • memory/556-8-0x0000000000950000-0x0000000000A50000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/556-9-0x0000000004C90000-0x0000000004CAA000-memory.dmp

    Filesize

    104KB

    Download

  • memory/556-10-0x0000000004C90000-0x0000000004CAA000-memory.dmp

    Filesize

    104KB

    Download

  • memory/556-5811-0x0000000075020000-0x00000000755D1000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/556-5812-0x0000000000FF0000-0x0000000001000000-memory.dmp

    Filesize

    64KB

    Download

  • memory/556-7260-0x0000000000950000-0x0000000000A50000-memory.dmp

    Filesize

    1024KB

    Download