Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2024 16:31

General

  • Target

    954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe

  • Size

    648KB

  • MD5

    548a180766b53ea59fd0bdc2ac0793b0

  • SHA1

    3ff13cb1ab16a65d25061d68a0f2cf801cfb2972

  • SHA256

    462ee3cd85dede72db4ba090bdbfdf16aade2778cfb23843d70c552bccd5fc57

  • SHA512

    667dba2f3911a2214db08114f0b0c58925c267d5ed4cc40c3361cf529d3563c1f4e29f0ea6ceee62ea319a0ac370a55a714c582fe22673ff36c28a69175812f2

  • SSDEEP

    12288:PA2pA0GA0d0d2h3ZBiU5WrLrSwl816oSI:ZYdEGiU5KL+uoSI

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    173.237.185.61
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@.

Signatures

  • HawkEye

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

  • Hawkeye family
  • Detected Nirsoft tools 9 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 6 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 1 IoCs
  • 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 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe
    "C:\Users\Admin\AppData\Local\Temp\954979___773b92be-2504-4962-92bc-ebe1003ee0c8.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Users\Admin\Music\chromes.exe
      "C:\Users\Admin\Music\chromes.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2316
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2724
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
          4⤵
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          PID:2404
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1180
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /SC MINUTE /TN Application /TR C:\Users\Admin\Music\chromes.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1744
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {1FE966E0-2B2B-4224-9DE7-312FF4DBE8C6} S-1-5-21-2872745919-2748461613-2989606286-1000:CCJBVTGQ\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Users\Admin\Music\chromes.exe
      C:\Users\Admin\Music\chromes.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2372
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2360
    • C:\Users\Admin\Music\chromes.exe
      C:\Users\Admin\Music\chromes.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1468
      • C:\Users\Admin\Music\chromes.exe
        "C:\Users\Admin\Music\chromes.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • C:\Users\Admin\Music\chromes.exe

    Filesize

    648KB

    MD5

    548a180766b53ea59fd0bdc2ac0793b0

    SHA1

    3ff13cb1ab16a65d25061d68a0f2cf801cfb2972

    SHA256

    462ee3cd85dede72db4ba090bdbfdf16aade2778cfb23843d70c552bccd5fc57

    SHA512

    667dba2f3911a2214db08114f0b0c58925c267d5ed4cc40c3361cf529d3563c1f4e29f0ea6ceee62ea319a0ac370a55a714c582fe22673ff36c28a69175812f2

  • memory/1180-44-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1180-37-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/1180-38-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/2316-23-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2316-17-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2316-13-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2316-14-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2316-12-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2316-11-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2404-36-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2404-30-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2404-31-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2404-35-0x0000000000420000-0x00000000005A1000-memory.dmp

    Filesize

    1.5MB

  • memory/2444-46-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2444-3-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2444-0-0x0000000073E01000-0x0000000073E02000-memory.dmp

    Filesize

    4KB

  • memory/2444-15-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2444-2-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2444-1-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-24-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-34-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-32-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-33-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-25-0x0000000073E00000-0x00000000743AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-20-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2724-22-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB

  • memory/2724-16-0x0000000000400000-0x0000000000484000-memory.dmp

    Filesize

    528KB