Analysis

  • max time kernel
    209s
  • max time network
    270s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 14:00

General

  • Target

    a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214.exe

  • Size

    1.2MB

  • MD5

    d60d342c872960e239fc21a6785cb23e

  • SHA1

    b2208b51a0cce67409c0b177f411b7ba6759a0ea

  • SHA256

    a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214

  • SHA512

    74bb867bbe785076cdf320fc7dc0835e6e94c5b4a3cc74696ba96a1632b9064cdc02e62caf8117ce156bdd2bfb14b51862ae8fb23c5b3c3ddb27322b4e1f81c8

  • SSDEEP

    24576:m3XTLC8OesJvIy112r6iiLoGmuP6cHsiK9GkUddebsVp3vmQfIL2ntbyEwxstM6o:mzQzJvIyL269mi66JXvmRL2nyxstM6D0

Malware Config

Extracted

Credentials

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

Signatures

  • HawkEye

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

  • NirSoft MailPassView 12 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 12 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 25 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 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 2 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). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214.exe
    "C:\Users\Admin\AppData\Local\Temp\a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1836
    • C:\Users\Admin\AppData\Local\Temp\a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214.exe
      "C:\Users\Admin\AppData\Local\Temp\a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1160
      • 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"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:1384
      • 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"
        3⤵
          PID:1648
        • 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\holderprodkey.txt"
          3⤵
            PID:1836
          • 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\holderskypeview.txt"
            3⤵
              PID:2032
          • C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe
            "C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe"
            2⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1620
            • C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe
              "C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe"
              3⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of SetThreadContext
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:1464
              • C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe
                "C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe"
                4⤵
                • Executes dropped EXE
                PID:1792
              • C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe
                "C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe"
                4⤵
                • Executes dropped EXE
                • Adds Run key to start application
                • Suspicious use of AdjustPrivilegeToken
                PID:656

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

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

          Filesize

          1KB

          MD5

          929de92d1b5214c98ed57d1955a2e693

          SHA1

          52c7facb596d3a24af067e35a420632578d3c8f7

          SHA256

          a620e0183ef4ada64a1a8761ad1abe3819557ebea1b3f5e04b3891000d59de22

          SHA512

          e08ee0efb26ad0d56a528ae8508a362e7115b4822765ab36f52b13ef82ef3945b8e82a6d6bf52ed047d3370f77a98eba3e69224a304f5ff4344f17f76ef4bfc3

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

          Filesize

          2B

          MD5

          f3b25701fe362ec84616a93a45ce9998

          SHA1

          d62636d8caec13f04e28442a0a6fa1afeb024bbb

          SHA256

          b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

          SHA512

          98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

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

          Filesize

          2B

          MD5

          f3b25701fe362ec84616a93a45ce9998

          SHA1

          d62636d8caec13f04e28442a0a6fa1afeb024bbb

          SHA256

          b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

          SHA512

          98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

        • C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe

          Filesize

          13KB

          MD5

          cf7e259dd0225ae86a29f5952bcb5b4d

          SHA1

          4c6b2363a754bcaa07edeee5b4837b464cfb5d5c

          SHA256

          bcf654651c834ff5f885a6ab272d000aa48acea1ebe68ce146c68c863c4736a8

          SHA512

          91c469f7b4d3c95177ccb013e3c16fe61fffa1fd631857f44bb335382b6c0c80d8bb178e72140178716312f49efbee45ccbe3467a01099561ab3ddf33b412b3a

        • C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe

          Filesize

          13KB

          MD5

          cf7e259dd0225ae86a29f5952bcb5b4d

          SHA1

          4c6b2363a754bcaa07edeee5b4837b464cfb5d5c

          SHA256

          bcf654651c834ff5f885a6ab272d000aa48acea1ebe68ce146c68c863c4736a8

          SHA512

          91c469f7b4d3c95177ccb013e3c16fe61fffa1fd631857f44bb335382b6c0c80d8bb178e72140178716312f49efbee45ccbe3467a01099561ab3ddf33b412b3a

        • C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe

          Filesize

          13KB

          MD5

          cf7e259dd0225ae86a29f5952bcb5b4d

          SHA1

          4c6b2363a754bcaa07edeee5b4837b464cfb5d5c

          SHA256

          bcf654651c834ff5f885a6ab272d000aa48acea1ebe68ce146c68c863c4736a8

          SHA512

          91c469f7b4d3c95177ccb013e3c16fe61fffa1fd631857f44bb335382b6c0c80d8bb178e72140178716312f49efbee45ccbe3467a01099561ab3ddf33b412b3a

        • C:\Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe

          Filesize

          13KB

          MD5

          cf7e259dd0225ae86a29f5952bcb5b4d

          SHA1

          4c6b2363a754bcaa07edeee5b4837b464cfb5d5c

          SHA256

          bcf654651c834ff5f885a6ab272d000aa48acea1ebe68ce146c68c863c4736a8

          SHA512

          91c469f7b4d3c95177ccb013e3c16fe61fffa1fd631857f44bb335382b6c0c80d8bb178e72140178716312f49efbee45ccbe3467a01099561ab3ddf33b412b3a

        • C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe

          Filesize

          1.2MB

          MD5

          d60d342c872960e239fc21a6785cb23e

          SHA1

          b2208b51a0cce67409c0b177f411b7ba6759a0ea

          SHA256

          a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214

          SHA512

          74bb867bbe785076cdf320fc7dc0835e6e94c5b4a3cc74696ba96a1632b9064cdc02e62caf8117ce156bdd2bfb14b51862ae8fb23c5b3c3ddb27322b4e1f81c8

        • C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe

          Filesize

          1.2MB

          MD5

          d60d342c872960e239fc21a6785cb23e

          SHA1

          b2208b51a0cce67409c0b177f411b7ba6759a0ea

          SHA256

          a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214

          SHA512

          74bb867bbe785076cdf320fc7dc0835e6e94c5b4a3cc74696ba96a1632b9064cdc02e62caf8117ce156bdd2bfb14b51862ae8fb23c5b3c3ddb27322b4e1f81c8

        • C:\Users\Admin\AppData\Roaming\Microsoft\secdrv.exe

          Filesize

          1.2MB

          MD5

          d60d342c872960e239fc21a6785cb23e

          SHA1

          b2208b51a0cce67409c0b177f411b7ba6759a0ea

          SHA256

          a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214

          SHA512

          74bb867bbe785076cdf320fc7dc0835e6e94c5b4a3cc74696ba96a1632b9064cdc02e62caf8117ce156bdd2bfb14b51862ae8fb23c5b3c3ddb27322b4e1f81c8

        • \Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe

          Filesize

          13KB

          MD5

          cf7e259dd0225ae86a29f5952bcb5b4d

          SHA1

          4c6b2363a754bcaa07edeee5b4837b464cfb5d5c

          SHA256

          bcf654651c834ff5f885a6ab272d000aa48acea1ebe68ce146c68c863c4736a8

          SHA512

          91c469f7b4d3c95177ccb013e3c16fe61fffa1fd631857f44bb335382b6c0c80d8bb178e72140178716312f49efbee45ccbe3467a01099561ab3ddf33b412b3a

        • \Users\Admin\AppData\Roaming\Microsoft\LookupSvi.exe

          Filesize

          13KB

          MD5

          cf7e259dd0225ae86a29f5952bcb5b4d

          SHA1

          4c6b2363a754bcaa07edeee5b4837b464cfb5d5c

          SHA256

          bcf654651c834ff5f885a6ab272d000aa48acea1ebe68ce146c68c863c4736a8

          SHA512

          91c469f7b4d3c95177ccb013e3c16fe61fffa1fd631857f44bb335382b6c0c80d8bb178e72140178716312f49efbee45ccbe3467a01099561ab3ddf33b412b3a

        • \Users\Admin\AppData\Roaming\Microsoft\secdrv.exe

          Filesize

          1.2MB

          MD5

          d60d342c872960e239fc21a6785cb23e

          SHA1

          b2208b51a0cce67409c0b177f411b7ba6759a0ea

          SHA256

          a447a05c3519b7716ca64524bec450c2fc0402c503abb901b18cfb076aa36214

          SHA512

          74bb867bbe785076cdf320fc7dc0835e6e94c5b4a3cc74696ba96a1632b9064cdc02e62caf8117ce156bdd2bfb14b51862ae8fb23c5b3c3ddb27322b4e1f81c8

        • memory/656-108-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/656-101-0x0000000000000000-mapping.dmp

        • memory/656-106-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1160-74-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1160-67-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1160-57-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1160-58-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1160-60-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1160-80-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1160-61-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1160-62-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1160-63-0x00000000004EB17E-mapping.dmp

        • memory/1160-65-0x0000000000400000-0x00000000004F0000-memory.dmp

          Filesize

          960KB

        • memory/1384-123-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/1384-109-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/1384-114-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/1384-113-0x0000000000400000-0x000000000041B000-memory.dmp

          Filesize

          108KB

        • memory/1384-110-0x0000000000411714-mapping.dmp

        • memory/1464-83-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1464-78-0x0000000000000000-mapping.dmp

        • memory/1464-84-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1620-81-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1620-70-0x0000000000000000-mapping.dmp

        • memory/1620-75-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1620-86-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1648-122-0x0000000000400000-0x0000000000459000-memory.dmp

          Filesize

          356KB

        • memory/1648-120-0x0000000000400000-0x0000000000459000-memory.dmp

          Filesize

          356KB

        • memory/1648-119-0x0000000000400000-0x0000000000459000-memory.dmp

          Filesize

          356KB

        • memory/1648-116-0x0000000000442F04-mapping.dmp

        • memory/1648-115-0x0000000000400000-0x0000000000459000-memory.dmp

          Filesize

          356KB

        • memory/1792-107-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1792-105-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1792-93-0x00000000004EB17E-mapping.dmp

        • memory/1836-135-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/1836-54-0x0000000075151000-0x0000000075153000-memory.dmp

          Filesize

          8KB

        • memory/1836-85-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1836-124-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/1836-125-0x000000000040BEC0-mapping.dmp

        • memory/1836-137-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/1836-56-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1836-55-0x0000000074060000-0x000000007460B000-memory.dmp

          Filesize

          5.7MB

        • memory/1836-136-0x0000000000400000-0x0000000000415000-memory.dmp

          Filesize

          84KB

        • memory/2032-127-0x0000000000400000-0x000000000044F000-memory.dmp

          Filesize

          316KB

        • memory/2032-131-0x0000000000400000-0x000000000044F000-memory.dmp

          Filesize

          316KB

        • memory/2032-132-0x0000000000400000-0x000000000044F000-memory.dmp

          Filesize

          316KB

        • memory/2032-128-0x000000000043BC50-mapping.dmp