Analysis

  • max time kernel
    143s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 18:05

General

  • Target

    0fbeb844654606eed61148438cc493e325db2de39bbe3c45bb9453182ee51a0a.exe

  • Size

    1.1MB

  • MD5

    53aca4da80bf2521c5f3a26574f177ba

  • SHA1

    4f3bb2b512eeaf98799dcf459672ffc0af320c2d

  • SHA256

    0fbeb844654606eed61148438cc493e325db2de39bbe3c45bb9453182ee51a0a

  • SHA512

    6f81474df3956c399a5470423f5af3eed05121bf8679faf34635b7b6468925024bd9c99ca98b36f6c2402792e872a98afd8adf1f3d6f34a3de06db4eb5cf2422

  • SSDEEP

    24576:QxgMEQ9wZsvXDj+nknKSOTVRVZVEMDbCIJXHAkZaEeMn22kND:QAGvTqnI3OTVRPZCcXjZ+u22kx

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.messagingengine.com
  • Port:
    587
  • Username:
    azarbaijJ@fastmail.com
  • Password:
    qedrks8q9hlo8up1ao7hrljvc7

Signatures

  • HawkEye

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • NirSoft MailPassView 11 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 11 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 16 IoCs
  • Executes dropped EXE 1 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0fbeb844654606eed61148438cc493e325db2de39bbe3c45bb9453182ee51a0a.exe
    "C:\Users\Admin\AppData\Local\Temp\0fbeb844654606eed61148438cc493e325db2de39bbe3c45bb9453182ee51a0a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:860
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Roaming\FolderName\mata.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe "C:\Users\Admin\AppData\Roaming\FolderName\invs.vbs" "C:\Users\Admin\AppData\Roaming\FolderName\mata2.bat"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1284
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Roaming\FolderName\mata2.bat" "
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:616
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\FolderName\TPAutoConnect.exe" /f
            5⤵
            • Modifies WinLogon for persistence
            PID:1112
    • C:\Users\Admin\AppData\Roaming\svhost.exe
      C:\Users\Admin\AppData\Roaming\svhost.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1324
      • 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:1364
      • 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:1192
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Roaming\FolderName\svhost.bat" "
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1624
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 300
          3⤵
          • Delays execution with timeout.exe
          PID:760

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Persistence

    Winlogon Helper DLL

    1
    T1004

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Scripting

    1
    T1064

    Install Root Certificate

    1
    T1130

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • C:\Users\Admin\AppData\Roaming\FolderName\TPAutoConnect.exe
      Filesize

      1.1MB

      MD5

      53aca4da80bf2521c5f3a26574f177ba

      SHA1

      4f3bb2b512eeaf98799dcf459672ffc0af320c2d

      SHA256

      0fbeb844654606eed61148438cc493e325db2de39bbe3c45bb9453182ee51a0a

      SHA512

      6f81474df3956c399a5470423f5af3eed05121bf8679faf34635b7b6468925024bd9c99ca98b36f6c2402792e872a98afd8adf1f3d6f34a3de06db4eb5cf2422

    • C:\Users\Admin\AppData\Roaming\FolderName\invs.vbs
      Filesize

      78B

      MD5

      c578d9653b22800c3eb6b6a51219bbb8

      SHA1

      a97aa251901bbe179a48dbc7a0c1872e163b1f2d

      SHA256

      20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

      SHA512

      3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

    • C:\Users\Admin\AppData\Roaming\FolderName\mata.bat
      Filesize

      76B

      MD5

      5e57f6f4e3242ad9719ed5e65346e83e

      SHA1

      72346d0208c5edeb69f41ddb4374d56d87221dad

      SHA256

      4ffb3e764dfbc48145231f19e2217f666bc88a44c6f29adec6a5728223048d0c

      SHA512

      7dcd8a5a95965b94bf26ec02ab68b8f854f399d41fb713e4387f6fddb9914c465ccf909f92ee6704e9c0397a77f11f2ca803d68184aa414651988d95824a209f

    • C:\Users\Admin\AppData\Roaming\FolderName\mata2.bat
      Filesize

      288B

      MD5

      4a4f147418dd55a3c5ad7f79a7ce828d

      SHA1

      1d48f12cd714d430e7ae251bb03e790b04f72deb

      SHA256

      b6461dd8fb99f05cd1203b3af14988e543135e26805cfdc18ccf54e4a8e95226

      SHA512

      4cb8e61a797a9fc99821e893b8f9db36765388646a990be00126aaa4968b37c575632d1fd5d5b2dd1f2a006ab0939500f8de2b7e3d30a42ddb9f74a2f44cc064

    • C:\Users\Admin\AppData\Roaming\FolderName\svhost.bat
      Filesize

      215B

      MD5

      b4f3d9dc2751dc993839aad15ba26450

      SHA1

      f1fcd8280a51dcbf4551ecfd5baa445af9725dfa

      SHA256

      79e27e2950ece03ac4e57e699d7ab62f8c5a18a86a7e770f7398b6daf66350f6

      SHA512

      34c3505cb51c3c96a0c035ce850dd6eb3ce562b9b1a2c24b3dde4d836e1614c6536f20591a17296f103313d3d3c5d846cc0016ced0369989dd6eec0e285dc203

    • C:\Users\Admin\AppData\Roaming\svhost.exe
      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • C:\Users\Admin\AppData\Roaming\svhost.exe
      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • \Users\Admin\AppData\Roaming\svhost.exe
      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • memory/616-78-0x0000000000000000-mapping.dmp
    • memory/760-85-0x0000000000000000-mapping.dmp
    • memory/860-54-0x0000000075071000-0x0000000075073000-memory.dmp
      Filesize

      8KB

    • memory/860-55-0x0000000073F70000-0x000000007451B000-memory.dmp
      Filesize

      5.7MB

    • memory/860-83-0x0000000073F70000-0x000000007451B000-memory.dmp
      Filesize

      5.7MB

    • memory/1112-80-0x0000000000000000-mapping.dmp
    • memory/1192-95-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1192-96-0x0000000000442628-mapping.dmp
    • memory/1192-99-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1192-100-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1192-102-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/1284-60-0x0000000000000000-mapping.dmp
    • memory/1324-66-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-92-0x0000000000335000-0x0000000000346000-memory.dmp
      Filesize

      68KB

    • memory/1324-79-0x0000000073F70000-0x000000007451B000-memory.dmp
      Filesize

      5.7MB

    • memory/1324-72-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-70-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-86-0x0000000073F70000-0x000000007451B000-memory.dmp
      Filesize

      5.7MB

    • memory/1324-103-0x0000000000335000-0x0000000000346000-memory.dmp
      Filesize

      68KB

    • memory/1324-59-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-61-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-63-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-65-0x0000000000400000-0x0000000000488000-memory.dmp
      Filesize

      544KB

    • memory/1324-67-0x0000000000480C4E-mapping.dmp
    • memory/1364-94-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1364-93-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1364-91-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1364-87-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1364-88-0x0000000000411654-mapping.dmp
    • memory/1624-81-0x0000000000000000-mapping.dmp
    • memory/2028-56-0x0000000000000000-mapping.dmp