Analysis

  • max time kernel
    151s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 10:29

General

  • Target

    Company Profile.exe

  • Size

    3.4MB

  • MD5

    b09ce7efdb241a6dc395ea44cf0e86ac

  • SHA1

    ee40b55737d3bbb010514ae32c0d9da5cdc2c529

  • SHA256

    0e39910988f4e5f6a89354c7f83321db4ea548d20d5e217480559b308a85ea11

  • SHA512

    54805f70714d6d9a8e1640434de9d4f3a0394911b62b1e1d99f481907237897adb6a15408469adf7d2bc29ac940fd181ea0f023547b5b5cfb8ddc4f3b0cec46b

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger log file 2 IoCs

    Detects a log file produced by MassLogger.

  • ACProtect 1.3x - 1.4x DLL software 3 IoCs

    Detects file using ACProtect software.

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 2 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 15 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 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Company Profile.exe
    "C:\Users\Admin\AppData\Local\Temp\Company Profile.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
      2⤵
      • Loads dropped DLL
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:908
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1204

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll

    Filesize

    594KB

    MD5

    e81aeac387c5db32b7f9b07d15e788e0

    SHA1

    829be6eaf1cb0d82b2ddfc98272e1087f4a7a7c3

    SHA256

    44f31f99f048bfc5195937353b5207332e455bcd5a722bcfd32cacfd93f60f06

    SHA512

    cc6a96325a01c50c059706a1f4156f109e502ef9c0b0f5de209d1f52e7cc973cebc027f57ed988e9d1b8fca62746b60ee7430d608de95cdd0e5ac3cb61fbe32e

  • \Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll

    Filesize

    594KB

    MD5

    e81aeac387c5db32b7f9b07d15e788e0

    SHA1

    829be6eaf1cb0d82b2ddfc98272e1087f4a7a7c3

    SHA256

    44f31f99f048bfc5195937353b5207332e455bcd5a722bcfd32cacfd93f60f06

    SHA512

    cc6a96325a01c50c059706a1f4156f109e502ef9c0b0f5de209d1f52e7cc973cebc027f57ed988e9d1b8fca62746b60ee7430d608de95cdd0e5ac3cb61fbe32e

  • \Users\Admin\AppData\Local\Temp\Costura\8E3603ED8A0381E02887C1DBBE921340\32\sqlite.interop.dll

    Filesize

    594KB

    MD5

    e81aeac387c5db32b7f9b07d15e788e0

    SHA1

    829be6eaf1cb0d82b2ddfc98272e1087f4a7a7c3

    SHA256

    44f31f99f048bfc5195937353b5207332e455bcd5a722bcfd32cacfd93f60f06

    SHA512

    cc6a96325a01c50c059706a1f4156f109e502ef9c0b0f5de209d1f52e7cc973cebc027f57ed988e9d1b8fca62746b60ee7430d608de95cdd0e5ac3cb61fbe32e

  • memory/908-61-0x00000000005C0000-0x0000000000604000-memory.dmp

    Filesize

    272KB

  • memory/908-57-0x0000000000400000-0x000000000055E000-memory.dmp

    Filesize

    1.4MB

  • memory/908-62-0x0000000005BD0000-0x0000000005C60000-memory.dmp

    Filesize

    576KB

  • memory/908-63-0x0000000002300000-0x0000000002360000-memory.dmp

    Filesize

    384KB

  • memory/908-56-0x00000000005596EE-mapping.dmp

  • memory/1204-64-0x00000000005596EE-mapping.dmp

  • memory/1204-65-0x0000000000400000-0x000000000055E000-memory.dmp

    Filesize

    1.4MB

  • memory/1460-58-0x0000000006080000-0x0000000006331000-memory.dmp

    Filesize

    2.7MB

  • memory/1460-54-0x00000000763E1000-0x00000000763E3000-memory.dmp

    Filesize

    8KB

  • memory/1460-55-0x0000000005DC0000-0x0000000006071000-memory.dmp

    Filesize

    2.7MB