Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 02:38

General

  • Target
    693ff5db0a085db5094bb96cd4c0ce1d1d3fdc2fbf6b92c32836f3e61a089e7a.msi
  • Size 5.8MB
  • Sample240213-c4pyyach96
  • SHA256 693ff5db0a085db5094bb96cd4c0ce1d1d3fdc2fbf6b92c32836f3e61a089e7a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 1 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
  • Blocklisted process makes network request 3 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 9 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 49 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\693ff5db0a085db5094bb96cd4c0ce1d1d3fdc2fbf6b92c32836f3e61a089e7a.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1776
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3608
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 599E5D96341A5C3BDE19222D445F4B32
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4396
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        PID:4908
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        PID:3308
      • C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files\iTunesHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files\iTunesHelper.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1620
        • \??\c:\temp\Autoit3.exe
          "c:\temp\Autoit3.exe" c:\temp\script.a3x
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          PID:3852
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c rd /s /q "C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files"
        3⤵
          PID:2548
        • C:\Windows\SysWOW64\ICACLS.EXE
          "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\." /SETINTEGRITYLEVEL (CI)(OI)LOW
          3⤵
          • Modifies file permissions
          PID:3676
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:2352

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5
          • Size 1KB
          • SHA256 595ee0bb73832a27c34b4e0c67dd3395fc54ec7e4f982f14e8557711940543a8
          • MD5 SHA1 SHA512

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 1KB
          • SHA256 625ae74d2775d7a8c29876ad17760e72674e8e94576b8ba2a34cf9c14cac0b6d
          • MD5 SHA1 SHA512

          357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5
          • Size 540B
          • SHA256 697c625b4f9587ad97699f8f80d4984bb507d607619a1e6a9f3799e3646d6705
          • MD5 SHA1 SHA512

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 536B
          • SHA256 a0b5e9b0c7c6686ecaef1bee00829267a7888c0668201ef5413354e466941803
          • MD5 SHA1 SHA512

          files.cab

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files.cab
          • Size 102KB
          • SHA256 5cf95218c9cec0d4237c437a1e9006046414af71e0cf32df71ebb054333b4a77
          • MD5 SHA1 SHA512 SSDEEP

          CoreFoundation.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files\CoreFoundation.dll
          • Size 542KB
          • SHA256 ea7c1f2e2fb7961ad64346944f641328d507b40c181bff4404d42882f3ff80cd
          • MD5 SHA1 SHA512 SSDEEP

          CoreFoundation.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files\CoreFoundation.dll
          • Size 490KB
          • SHA256 af55cbb9383c0a1c820af77cc94a8a0254c1eaa45b58e826fa4b57f9dbb106e2
          • MD5 SHA1 SHA512 SSDEEP

          iTunesHelper.exe

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files\iTunesHelper.exe
          • Size 358KB
          • SHA256 0d8878cca08903777888b3681f90e4a07c7aef7d9600a67dfa985844d4bf5eda
          • MD5 SHA1 SHA512 SSDEEP

          sqlite3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\files\sqlite3.dll
          • Size 425KB
          • SHA256 f30d4dd89c8854c8e6cfdcc69e8432ea493f2269590f5f3215a5606b33525da9
          • MD5 SHA1 SHA512 SSDEEP

          msiwrapper.ini

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\msiwrapper.ini
          • Size 1KB
          • SHA256 15aaf790eec92d46fbbaf58aaf0e01f87c3438c5a009ec0f88fb8a0f5829c8d1
          • MD5 SHA1 SHA512

          msiwrapper.ini

          • Path C:\Users\Admin\AppData\Local\Temp\MW-03efed6d-37c0-419d-92fe-3eb92b002a3b\msiwrapper.ini
          • Size 1KB
          • SHA256 f25ff65db6e918f0684a58d631fc681134e5f9cbf1b63e89ab8160f9faabad65
          • MD5 SHA1 SHA512

          MSIC5FF.tmp

          • Path C:\Windows\Installer\MSIC5FF.tmp
          • Size 208KB
          • SHA256 107b32c5b789be9893f24d5bfe22633d25b7a3cae80082ef37b30e056869cc5c
          • MD5 SHA1 SHA512 SSDEEP

          Autoit3.exe

          • Path C:\temp\Autoit3.exe
          • Size 460KB
          • SHA256 0ac49c22f40e6c5a62fb7b4af739fcdad49bbcdb136cdeb34c27c037caf18301
          • MD5 SHA1 SHA512 SSDEEP

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 648KB
          • SHA256 a456cc186fe28f0dce45d1946a068a95e85aa99bc2a8490ab734c3d028727261
          • MD5 SHA1 SHA512 SSDEEP

          {cf65e915-5328-4363-be0a-7f6a01167db6}_OnDiskSnapshotProp

          • Path \??\Volume{0d06ec8b-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{cf65e915-5328-4363-be0a-7f6a01167db6}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 fdf89d3f257ce8b50ebfe45740933d9d1e86662f924724f760ee845b5fa759da
          • MD5 SHA1 SHA512 SSDEEP

          Autoit3.exe

          • Path \??\c:\temp\Autoit3.exe
          • Size 449KB
          • SHA256 7db63281d3e26a9c21b17e4004f49a9df2653cf07a1f71392816a087bbcb80a5
          • MD5 SHA1 SHA512 SSDEEP

          script.a3x

          • Path \??\c:\temp\script.a3x
          • Size 473KB
          • SHA256 2296f929340976c680d199ce8e47bd7136d9f4c1f7abc9df79843e094f894236
          • MD5 SHA1 SHA512 SSDEEP

          test.txt

          • Path \??\c:\temp\test.txt
          • Size 76B
          • SHA256 03bed76f17b8574d05e84b81f81c09a33b1ae1555c2caf4783e059b689879ab6
          • MD5 SHA1 SHA512

          memory/1620-94-0x0000018F189D0000-0x0000018F18B70000-memory.dmp

          memory/1620-107-0x0000018F189D0000-0x0000018F18B70000-memory.dmp

          memory/1620-105-0x000000005F5F0000-0x000000005F998000-memory.dmp

          memory/3852-104-0x00000000043B0000-0x0000000005380000-memory.dmp

          memory/3852-106-0x00000000058B0000-0x0000000005C0C000-memory.dmp