Analysis

  • max time kernel
    144s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    16-02-2024 09:58

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 3 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a016c13d92b2950a5494db8916dd77ba.exe
    "C:\Users\Admin\AppData\Local\Temp\a016c13d92b2950a5494db8916dd77ba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1868
    • 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:1468
    • 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:1460

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/1460-74-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-67-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-61-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-59-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-55-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-53-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-51-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-49-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1460-47-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1468-31-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1468-37-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-45-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-23-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-27-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-35-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-29-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-25-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1468-38-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1868-0-0x0000000074F50000-0x00000000754FB000-memory.dmp

    Filesize

    5.7MB

  • memory/1868-46-0x0000000074F50000-0x00000000754FB000-memory.dmp

    Filesize

    5.7MB

  • memory/1868-62-0x0000000000B80000-0x0000000000BC0000-memory.dmp

    Filesize

    256KB

  • memory/1868-8-0x0000000000B80000-0x0000000000BC0000-memory.dmp

    Filesize

    256KB

  • memory/1868-2-0x0000000074F50000-0x00000000754FB000-memory.dmp

    Filesize

    5.7MB

  • memory/1868-72-0x0000000074F50000-0x00000000754FB000-memory.dmp

    Filesize

    5.7MB

  • memory/1868-73-0x0000000000B80000-0x0000000000BC0000-memory.dmp

    Filesize

    256KB

  • memory/1868-1-0x0000000000B80000-0x0000000000BC0000-memory.dmp

    Filesize

    256KB