Analysis

  • max time kernel
    121s
  • max time network
    165s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    16-10-2023 06:31

General

  • Target

    e6adc111ea41c5970c4b551ade5ddd39e096c76660fa56c359d614b6c599a8b8.exe

  • Size

    451KB

  • MD5

    3f912633a9016be09ed0ad9198b04858

  • SHA1

    088c7e6811ba2423d1d70d781425c6d458881138

  • SHA256

    e6adc111ea41c5970c4b551ade5ddd39e096c76660fa56c359d614b6c599a8b8

  • SHA512

    aef19da24f15c72002de4cb7643d3f58d553e4fe46758c93b8a06dd40736c8e08d37c1f622af6880c340ced1fd7a4b44901b80e2942e8329348aa6339edf713d

  • SSDEEP

    6144:qgpp0YsbYHF5TFmQCvUadFljva69ZCQEE5aFKM9tZMllMQcBBsqR6DQ9L78H:qgp6yF5id3dfwrZ4lM/BBsqR00H8H

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

  • Gh0st RAT payload 3 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Fatal Rat payload 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 12 IoCs
  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 10 IoCs
  • Drops file in Windows directory 4 IoCs
  • Checks processor information in registry 2 TTPs 10 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e6adc111ea41c5970c4b551ade5ddd39e096c76660fa56c359d614b6c599a8b8.exe
    "C:\Users\Admin\AppData\Local\Temp\e6adc111ea41c5970c4b551ade5ddd39e096c76660fa56c359d614b6c599a8b8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Windows\DNomb\spolsvt.exe
      C:\Windows\DNomb\spolsvt.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Users\Public\Documents\t\spolsvt.exe
        C:\Users\Public\Documents\t\spolsvt.exe
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2512
    • C:\Windows\DNomb\spolsvt.exe
      C:\Windows\DNomb\spolsvt.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Users\Public\Documents\t\spolsvt.exe
        C:\Users\Public\Documents\t\spolsvt.exe
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2720
    • C:\Windows\DNomb\spolsvt.exe
      C:\Windows\DNomb\spolsvt.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2892
      • C:\Users\Public\Documents\t\spolsvt.exe
        C:\Users\Public\Documents\t\spolsvt.exe
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:2084
    • C:\Windows\DNomb\spolsvt.exe
      C:\Windows\DNomb\spolsvt.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      PID:868
      • C:\Users\Public\Documents\t\spolsvt.exe
        C:\Users\Public\Documents\t\spolsvt.exe
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:2940
    • C:\Windows\DNomb\spolsvt.exe
      C:\Windows\DNomb\spolsvt.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of SetWindowsHookEx
      PID:816
      • C:\Users\Public\Documents\t\spolsvt.exe
        C:\Users\Public\Documents\t\spolsvt.exe
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious use of AdjustPrivilegeToken
        PID:2480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • C:\Users\Public\Documents\t\yh.png

    Filesize

    93KB

    MD5

    ead548883ee8720b59c3a115e05fa278

    SHA1

    9133f5f58a2701523f42b05a16640ceb29067980

    SHA256

    5fa6898d935607c8683e641c4cce757ff87675f7762af035698d64a26a9c3169

    SHA512

    dbedc9572a8f998bd7ce8d7f39aa0326998d7a56df293deaff3ce3eea60d11cef421c7e75d208bec55299735e57e32465a921a895b209a4dcc234e014765ffcc

  • C:\Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • C:\Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • C:\Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • C:\Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • C:\Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • C:\Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • \Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • \Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • \Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • \Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • \Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • \Users\Public\Documents\t\spolsvt.exe

    Filesize

    16KB

    MD5

    cdce4713e784ae069d73723034a957ff

    SHA1

    9a393a6bab6568f1a774fb753353223f11367e09

    SHA256

    b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8

    SHA512

    0a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f

  • \Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • \Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • \Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • \Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • \Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • \Windows\DNomb\spolsvt.exe

    Filesize

    9KB

    MD5

    523d5c39f9d8d2375c3df68251fa2249

    SHA1

    d4ed365c44bec9246fc1a65a32a7791792647a10

    SHA256

    20e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78

    SHA512

    526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4

  • memory/2092-62-0x0000000000400000-0x0000000000552000-memory.dmp

    Filesize

    1.3MB

  • memory/2092-0-0x0000000000400000-0x0000000000552000-memory.dmp

    Filesize

    1.3MB

  • memory/2092-277-0x0000000000400000-0x0000000000552000-memory.dmp

    Filesize

    1.3MB

  • memory/2092-2-0x0000000000400000-0x0000000000552000-memory.dmp

    Filesize

    1.3MB

  • memory/2512-42-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2512-50-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2512-47-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2512-51-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2512-56-0x0000000010000000-0x000000001002A000-memory.dmp

    Filesize

    168KB

  • memory/2512-55-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2512-40-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2512-44-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

  • memory/2612-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2612-17-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2612-10-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2612-12-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2612-29-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2612-14-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2612-23-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2612-20-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2820-86-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2820-71-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2820-74-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2820-69-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2820-80-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2820-77-0x0000000000400000-0x0000000000516000-memory.dmp

    Filesize

    1.1MB

  • memory/2940-282-0x0000000000990000-0x00000000009A4000-memory.dmp

    Filesize

    80KB

  • memory/2940-284-0x0000000000990000-0x00000000009A4000-memory.dmp

    Filesize

    80KB

  • memory/2940-285-0x0000000000990000-0x00000000009A4000-memory.dmp

    Filesize

    80KB