Overview

overview

10

Static

static

3

HawkEye.exe

windows7-x64

10

HawkEye.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-03-2024 12:12

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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 (3255) 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 33 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:4884
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" -k "C:\Users\Admin\Music\YOUR_FILES_ARE_ENCRYPTED.HTML"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4900
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4900 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2808

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

    4KB

    MD5

    a75562a86b616dbc00b23a49e1b1c922

    SHA1

    ce004f702daf12922fbaaa6d86c5f135bb7905b6

    SHA256

    07cbd153f9a7f2e1ba286b22ad291ddf64d985f8d64d1777f4b1003471daece6

    SHA512

    4ee06a6d32ad033913b2181d02746bcddf80f3c001db4b5ed2e8790d28587a521ffcd7cbd4283bb1fc78e2453f4b921078e7ce7fbca3283918c21c30b01a97cb

    Download Submit
  • memory/4884-0-0x0000000074830000-0x0000000074DE1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4884-2-0x0000000000840000-0x0000000000850000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4884-1-0x0000000074830000-0x0000000074DE1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4884-3-0x0000000010000000-0x0000000010010000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4884-8-0x0000000000740000-0x0000000000840000-memory.dmp
    Filesize

    1024KB

    Download
  • memory/4884-9-0x0000000004B60000-0x0000000004B7A000-memory.dmp
    Filesize

    104KB

    Download
  • memory/4884-10-0x0000000004B60000-0x0000000004B7A000-memory.dmp
    Filesize

    104KB

    Download
  • memory/4884-148-0x0000000074830000-0x0000000074DE1000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/4884-464-0x0000000000740000-0x0000000000840000-memory.dmp
    Filesize

    1024KB

    Download