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Analysis

  • max time kernel
    129s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/02/2024, 14:49

General

  • Target

    VirusShare_8b6c087ce23acbe5540e2e799e215010.exe

  • Size

    346KB

  • MD5

    8b6c087ce23acbe5540e2e799e215010

  • SHA1

    6f4d9a8e3fb4dcc9e71ac88a2042f86873ba9593

  • SHA256

    26b61a616d9ff0fc7e76c5c5d5058b6a05eec82c16b8206b0a3f057e82e23e71

  • SHA512

    31a76bf4230f2683d768917c172a12f898f309cef4dae9087aecf6f70b66a32c6de2b79c66564db0661901306d0cef029446be0f337479a756d9ff656512228d

  • SSDEEP

    6144:ltdN0c+xadEDmU5JXN4/6/1B4fAd9r+KJQlStcZeNtC/ZfyBeNPTfW:rD0c+0EjX4/6/1B4fAd9KKJ6fIORqkNy

Malware Config

Extracted

Family

gozi

Botnet

1002

C2

lolila.net

vndjtu968488.ru

moriyurw368798.ru

Attributes
  • build

    213425

  • exe_type

    worker

rsa_pubkey.plain
serpent.plain

Extracted

Family

gozi

Signatures

  • Gozi

    Gozi is a well-known and widely distributed banking trojan.

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusShare_8b6c087ce23acbe5540e2e799e215010.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusShare_8b6c087ce23acbe5540e2e799e215010.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2220
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      2⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2636
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\8997.bat" "C:\Users\Admin\AppData\Local\Temp\VIRUSS~1.EXE""
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2700
      • C:\Windows\SysWOW64\attrib.exe
        attrib -r -s -h "C:\Users\Admin\AppData\Local\Temp\VIRUSS~1.EXE"
        3⤵
        • Views/modifies file attributes
        PID:2708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8997.bat

    Filesize

    76B

    MD5

    6fbd6d86b3df3397503041edb0f46594

    SHA1

    81e61f06be95f813d806574eb563f4a71503b352

    SHA256

    494d6a3fda8a560321974a18fc07e1e35df7c3b7e2ec880ef016ebbbb5ad160b

    SHA512

    e3ec7013010d3ba871e63a9fa43196da9158c3de2844e11030645045a289d2f1a7e780be2929e182ff6e55412842111910ef41878ecf552a605d09367e54bf6d

  • memory/2220-0-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2220-2-0x0000000000240000-0x000000000027A000-memory.dmp

    Filesize

    232KB

  • memory/2220-28-0x0000000000400000-0x00000000050C2000-memory.dmp

    Filesize

    76.8MB

  • memory/2220-1-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2636-9-0x000007FFFFFD8000-0x000007FFFFFD9000-memory.dmp

    Filesize

    4KB

  • memory/2636-12-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2636-18-0x0000000001BE0000-0x0000000001C48000-memory.dmp

    Filesize

    416KB

  • memory/2636-17-0x0000000001BE0000-0x0000000001C48000-memory.dmp

    Filesize

    416KB

  • memory/2636-19-0x0000000001BE0000-0x0000000001C48000-memory.dmp

    Filesize

    416KB

  • memory/2636-20-0x0000000001BE0000-0x0000000001C48000-memory.dmp

    Filesize

    416KB

  • memory/2636-10-0x0000000001BE0000-0x0000000001C48000-memory.dmp

    Filesize

    416KB

  • memory/2636-7-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/2636-30-0x0000000004680000-0x0000000004681000-memory.dmp

    Filesize

    4KB

  • memory/2636-31-0x0000000001BE0000-0x0000000001C48000-memory.dmp

    Filesize

    416KB

  • memory/2636-32-0x0000000004680000-0x0000000004681000-memory.dmp

    Filesize

    4KB

  • memory/2636-36-0x0000000003550000-0x0000000003560000-memory.dmp

    Filesize

    64KB