Analysis

  • max time kernel
    138s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 18:56

General

  • Target

    7a59df1dc08e22644f32ed618b450576d9c953dba0d76a5fcc38853ecbc34e7b.exe

  • Size

    950KB

  • MD5

    e5aa0e99526e791426dcc27eb44b48f1

  • SHA1

    92a1a13d0c4acd9984d5a14ccb3a4a0e0e9490ca

  • SHA256

    7a59df1dc08e22644f32ed618b450576d9c953dba0d76a5fcc38853ecbc34e7b

  • SHA512

    524121e9aa578c3763c89df30e62d2da12135e1840316f357482448386406b03dd6faffc186c1c17bc0405d01c0a852a6a9bdf59f8e6e257e2772fa1db7abce2

  • SSDEEP

    12288:rWubT76a9iUutQwPb3inIT4cpamBcNKflIqgpsj1EiM0si+KeYDdTE5TAKz8M9sx:xTJdWmIcHsj1s08Khujz5KyoftV30

Malware Config

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
  • Adds Run key to start application 2 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
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a59df1dc08e22644f32ed618b450576d9c953dba0d76a5fcc38853ecbc34e7b.exe
    "C:\Users\Admin\AppData\Local\Temp\7a59df1dc08e22644f32ed618b450576d9c953dba0d76a5fcc38853ecbc34e7b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:944
    • 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:1436
    • 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:1892

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

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

    327B

    MD5

    1265c5140a2f68b05b92aa1a25a2abb6

    SHA1

    627a660e9d2a41c8c4a662ca44fdb68a1356bc82

    SHA256

    694bae0c1ebf6f8eeb8d902b1bfad57ed9a42dea6d3e327a0137a1c9f4f0c6b9

    SHA512

    ad6a1dd57ec84459f28926d07e25f2c4f49dc67ff95b8400e85c3bcb8eccc471dbac5e2b1a2758fb563866ecacc2fae4657dfb85197fb4cd2547eef334b8a216

  • memory/944-54-0x0000000074AB1000-0x0000000074AB3000-memory.dmp
    Filesize

    8KB

  • memory/944-55-0x0000000073E20000-0x00000000743CB000-memory.dmp
    Filesize

    5.7MB

  • memory/944-56-0x0000000002469000-0x000000000247A000-memory.dmp
    Filesize

    68KB

  • memory/944-57-0x0000000073E20000-0x00000000743CB000-memory.dmp
    Filesize

    5.7MB

  • memory/944-58-0x0000000002469000-0x000000000247A000-memory.dmp
    Filesize

    68KB

  • memory/1436-71-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-87-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-64-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-66-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-67-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-68-0x0000000000462B6D-mapping.dmp
  • memory/1436-60-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-72-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-89-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-62-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1436-59-0x0000000000400000-0x000000000048E000-memory.dmp
    Filesize

    568KB

  • memory/1892-74-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-78-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-81-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-82-0x0000000000460E2D-mapping.dmp
  • memory/1892-85-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-86-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-80-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-76-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB

  • memory/1892-73-0x0000000000400000-0x000000000048B000-memory.dmp
    Filesize

    556KB