Analysis

  • max time kernel
    94s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-12-2023 01:40

General

  • Target

    Costa Order.exe

  • Size

    961KB

  • MD5

    bc4e444c2dd7463dc563119593bc7764

  • SHA1

    d54092772dd1d8ca8b20b84f44e0931d089d79d7

  • SHA256

    fd95b0eb1d2a5650592de694cda956d9dcf0b1c3312fcb3273571f858762ae15

  • SHA512

    e78aedccca55ffd1ec5aa8f0c236443d442e1661d041007c54a6aba767f3970495772d2ea7916056b5cc8c0107451acb58da612f2d4dd1574205470f12850742

  • SSDEEP

    24576:UNkLg6I80i3PQFMpB3+3Lf4uY7AvwRBU:UNk06I83PQysLf1Y7UwRBU

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    safeconnectplus.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    3safe21

Signatures

  • HawkEye

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

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 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 2 IoCs

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

  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Costa Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Costa Order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2448
    • C:\Users\Admin\AppData\Local\Temp\Costa Order.exe
      "{path}"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4888
      • C:\Users\Admin\AppData\Roaming\Windows Update.exe
        "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2608
        • C:\Users\Admin\AppData\Roaming\Windows Update.exe
          "{path}"
          4⤵
          • Deletes itself
          • Executes dropped EXE
          • 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:2224
          • 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"
            5⤵
            • Accesses Microsoft Outlook accounts
            PID:2824
          • 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"
            5⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:3488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Costa Order.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

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

    Filesize

    49B

    MD5

    0ead9cdf8737b31ffb70b56dfb236c93

    SHA1

    fa867eb89ce3debeb4603a834d9a569b2283ea51

    SHA256

    0e4a39c0b77d1c2b426b44f5dd329d19b1af44f8455a01758abc1e410c2d8fa5

    SHA512

    c27f580ea00648dac6f7e349131d8c4892a08b29073ae3f819ac821ede668be232f728e8ae73d19d8f2700d25453ff8f24851886030be3545c55d3097994cc94

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

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe

    Filesize

    222KB

    MD5

    083ef62f8378a3c95f63afa05d9b288b

    SHA1

    55b388a270e2a19474ba1d182d514e192b4b864c

    SHA256

    35d9966bdebaa721d0ce770f73d9ac619ee96c56273873f9c4b896c7d1d7d45b

    SHA512

    8880c53d5137888f6bf30147ce35a162a2178e914e6482837e76de06dc158da7e504a1fabf9852f538a7218759cbfa28eb5116923118e5bedcb2d7ad35b9493f

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe

    Filesize

    227KB

    MD5

    4832f9ab7b648fbc5f30664239219ee8

    SHA1

    913db19a143b90b950436ebce4f6bc765a91f134

    SHA256

    205f901e2b99e94e298c3d22530db4bc2db48080d48ed622e4bf4ae644a61636

    SHA512

    a47ba3c0ebb4ac5bcadf6ba9a96ebc61ff6e7a3ea8c69c972b24a84332578347a00b70976a84ce51b45f12b26d84e6837cfca6bd1b412250e878ea1b93d94e27

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe

    Filesize

    154KB

    MD5

    948a612d9df5d2a116244d0d71399dfb

    SHA1

    f1f60d42647b1644a240c8115a62eada7b97bfc8

    SHA256

    0467457cf44fffb1c9a30865665f32e9291d983bcdcdbbfb0b4a82f7e971d5a1

    SHA512

    0bae8e270303ff5e445cb88d2e61199cd570bc68fa2111311bcb9f60241050d9df173affd1a2de264d2a25245067d5595a67f50454f09a73ab921327b52aa42d

  • C:\Users\Admin\AppData\Roaming\Windows Update.exe

    Filesize

    961KB

    MD5

    bc4e444c2dd7463dc563119593bc7764

    SHA1

    d54092772dd1d8ca8b20b84f44e0931d089d79d7

    SHA256

    fd95b0eb1d2a5650592de694cda956d9dcf0b1c3312fcb3273571f858762ae15

    SHA512

    e78aedccca55ffd1ec5aa8f0c236443d442e1661d041007c54a6aba767f3970495772d2ea7916056b5cc8c0107451acb58da612f2d4dd1574205470f12850742

  • memory/2224-65-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2224-47-0x0000000008370000-0x0000000008378000-memory.dmp

    Filesize

    32KB

  • memory/2224-44-0x00000000077F0000-0x0000000007856000-memory.dmp

    Filesize

    408KB

  • memory/2224-66-0x0000000005580000-0x0000000005590000-memory.dmp

    Filesize

    64KB

  • memory/2224-40-0x0000000005580000-0x0000000005590000-memory.dmp

    Filesize

    64KB

  • memory/2224-38-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2448-10-0x0000000007D70000-0x0000000007E38000-memory.dmp

    Filesize

    800KB

  • memory/2448-1-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2448-16-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2448-0-0x00000000001A0000-0x0000000000296000-memory.dmp

    Filesize

    984KB

  • memory/2448-2-0x0000000005150000-0x00000000056F4000-memory.dmp

    Filesize

    5.6MB

  • memory/2448-3-0x0000000004C80000-0x0000000004D12000-memory.dmp

    Filesize

    584KB

  • memory/2448-11-0x00000000061E0000-0x0000000006274000-memory.dmp

    Filesize

    592KB

  • memory/2448-7-0x0000000007990000-0x0000000007A2C000-memory.dmp

    Filesize

    624KB

  • memory/2448-4-0x0000000004D90000-0x0000000004DA0000-memory.dmp

    Filesize

    64KB

  • memory/2448-5-0x0000000004D40000-0x0000000004D4A000-memory.dmp

    Filesize

    40KB

  • memory/2448-6-0x0000000004F30000-0x0000000004F38000-memory.dmp

    Filesize

    32KB

  • memory/2448-8-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2448-9-0x0000000004D90000-0x0000000004DA0000-memory.dmp

    Filesize

    64KB

  • memory/2608-34-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2608-39-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2608-33-0x0000000005AF0000-0x0000000005B00000-memory.dmp

    Filesize

    64KB

  • memory/2608-32-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/2824-52-0x0000000000420000-0x00000000004E9000-memory.dmp

    Filesize

    804KB

  • memory/2824-48-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2824-50-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2824-51-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3488-54-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3488-56-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3488-57-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3488-64-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4888-31-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4888-15-0x0000000074600000-0x0000000074DB0000-memory.dmp

    Filesize

    7.7MB

  • memory/4888-12-0x0000000000400000-0x0000000000488000-memory.dmp

    Filesize

    544KB

  • memory/4888-17-0x00000000057A0000-0x00000000057B0000-memory.dmp

    Filesize

    64KB

  • memory/4888-18-0x00000000058A0000-0x00000000058F6000-memory.dmp

    Filesize

    344KB