Analysis

  • max time kernel
    158s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-12-2023 03:15

General

  • Target

    a016c13d92b2950a5494db8916dd77ba.exe

  • Size

    709KB

  • MD5

    a016c13d92b2950a5494db8916dd77ba

  • SHA1

    8113747da58ffaf3964850704eed9ae32eeed846

  • SHA256

    0614874d49a085d84f0a2a71f370dff23a9898ee64a190d6cade492e4b91643d

  • SHA512

    2fe6ec7044276bc6d1631db75edd14dd6f7f756a1240580b686b7f93328726b7f4553a47db0b7c36624f919f9a81e17eb99e73225f9ff085de252133325bec76

  • SSDEEP

    12288:hnSLWoo7Zhx72JkQZvvkFMuYrIFmmh6JiBaA6Pt83cCS:RSLWZj7PQ5LamgaHV8zS

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    samsung@@

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a016c13d92b2950a5494db8916dd77ba.exe
    "C:\Users\Admin\AppData\Local\Temp\a016c13d92b2950a5494db8916dd77ba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
      2⤵
      • Accesses Microsoft Outlook accounts
      • Suspicious use of AdjustPrivilegeToken
      PID:4604
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt

    Filesize

    271B

    MD5

    a18df529a77ed1fbd887400151b9728f

    SHA1

    74912cb5e97566749ccae5f70e52ee87cb4dfa07

    SHA256

    599ceb2fab753551e7b27340cd3a9d2eb44a887dfb178d1c05015159bb352eb3

    SHA512

    a446e30992bc63b53952982e06069555e9b65eb25274495470d4410a04bcc9aeaa96b95300fc89512181e0614abf279f439b52f32ffc6ffb3034230c97aa08b0

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt

    Filesize

    327B

    MD5

    e4f3273432f9167e5f8bd2048206773d

    SHA1

    139b6566c6f8c6a359dd7e6063f88be24f701c8d

    SHA256

    b620b529c43ed1dab8db9c63b402958e1a0b65c9110029b92ac8ae2c21c0acb2

    SHA512

    e1bf722b627cd5f1e1678549d51f9556a1d31c8e5f47dfbe343c81aef7bac279ca2b062751666d650b2c196785a84b0d2edca09d1a04b829f4ae869e513e6941

  • memory/2116-1-0x0000000074930000-0x0000000074EE1000-memory.dmp

    Filesize

    5.7MB

  • memory/2116-2-0x0000000001890000-0x00000000018A0000-memory.dmp

    Filesize

    64KB

  • memory/2116-3-0x0000000074930000-0x0000000074EE1000-memory.dmp

    Filesize

    5.7MB

  • memory/2116-4-0x0000000001890000-0x00000000018A0000-memory.dmp

    Filesize

    64KB

  • memory/2116-5-0x0000000001890000-0x00000000018A0000-memory.dmp

    Filesize

    64KB

  • memory/2116-8-0x0000000001890000-0x00000000018A0000-memory.dmp

    Filesize

    64KB

  • memory/2116-9-0x0000000001890000-0x00000000018A0000-memory.dmp

    Filesize

    64KB

  • memory/2116-34-0x0000000001890000-0x00000000018A0000-memory.dmp

    Filesize

    64KB

  • memory/2116-0-0x0000000074930000-0x0000000074EE1000-memory.dmp

    Filesize

    5.7MB

  • memory/4604-12-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4604-13-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4604-16-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4604-11-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4604-10-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/4680-20-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/4680-21-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/4680-22-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/4680-23-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/4680-32-0x0000000000470000-0x0000000000539000-memory.dmp

    Filesize

    804KB

  • memory/4680-33-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB