Analysis

  • max time kernel
    136s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2024, 01:13

General

  • Target
    ea673e0e6986e41a73c19dd2a9cfde3d2d4186ef52c23c1253dde2d54faca7b3.msi
  • Size 3.7MB
  • Sample240202-blfrwacfgr
  • SHA256 ea673e0e6986e41a73c19dd2a9cfde3d2d4186ef52c23c1253dde2d54faca7b3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 2 IoCs
  • Modifies file permissions 1 TTPs 2 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 11 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 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 53 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 20 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\ea673e0e6986e41a73c19dd2a9cfde3d2d4186ef52c23c1253dde2d54faca7b3.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3160
  • 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:4280
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1776
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 56D61B5AA233FCAC62C4582759459213
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4032
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        PID:3752
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        PID:4996
      • C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\apdproxy.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\apdproxy.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2128
        • \??\c:\temp\Autoit3.exe
          "c:\temp\Autoit3.exe" c:\temp\script.au3
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          PID:2548
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\." /SETINTEGRITYLEVEL (CI)(OI)LOW
        3⤵
        • Modifies file permissions
        PID:2984
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4516

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        files.cab

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files.cab
        • Size 3.4MB
        • SHA256 b860f09732fad08ddb048b0322bc5df1a61fe7859dd91f6ca769a972bac4f5f3
        • MD5 SHA1 SHA512 SSDEEP

        apdboot.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\apdboot.dll
        • Size 931KB
        • SHA256 51d197826bb62d23d4d926c914409ea8c66de149418cdd43137ddf1cafffe347
        • MD5 SHA1 SHA512 SSDEEP

        apdproxy.exe

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\apdproxy.exe
        • Size 62KB
        • SHA256 a16b93c374e77f98889d7ad7f38b2282dbc5a40511541b9105b1dcf9216c3cf3
        • MD5 SHA1 SHA512 SSDEEP

        msvcp71.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\msvcp71.dll
        • Size 488KB
        • SHA256 df96156f6a548fd6fe5672918de5ae4509d3c810a57bffd2a91de45a3ed5b23b
        • MD5 SHA1 SHA512 SSDEEP

        msvcr71.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\msvcr71.dll
        • Size 340KB
        • SHA256 8094af5ee310714caebccaeee7769ffb08048503ba478b879edfef5f1a24fefe
        • MD5 SHA1 SHA512 SSDEEP

        sqlite3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\files\sqlite3.dll
        • Size 1.6MB
        • SHA256 b6c0d1c8dfb907ce2d5bc7e493cfb1c5e1940f200475327dded1d3390c1d5c96
        • MD5 SHA1 SHA512 SSDEEP

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\msiwrapper.ini
        • Size 1KB
        • SHA256 28c44298245bba453dbe06d9ebc8a930bb4fd73d13c5555accec1dac73449796
        • MD5 SHA1 SHA512

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\msiwrapper.ini
        • Size 1KB
        • SHA256 d1b72a136249ce3d3eb4f188a4f383214c66ae3cf9eef9a907860056bc159bfb
        • MD5 SHA1 SHA512

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-a8fa06cc-14b8-4fcd-b812-84ec0442e4c8\msiwrapper.ini
        • Size 1KB
        • SHA256 d17111034df032dc43668bf11f9b9e5c4aedb80c0f66ad6a14ec2c6c56c22cae
        • MD5 SHA1 SHA512

        MSI7BE7.tmp

        • Path C:\Windows\Installer\MSI7BE7.tmp
        • Size 208KB
        • SHA256 107b32c5b789be9893f24d5bfe22633d25b7a3cae80082ef37b30e056869cc5c
        • MD5 SHA1 SHA512 SSDEEP

        Autoit3.exe

        • Path C:\temp\Autoit3.exe
        • Size 872KB
        • SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
        • MD5 SHA1 SHA512 SSDEEP

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 23.0MB
        • SHA256 efd7e44b28698ccfc8a1b207d68e14e161d3058d89e8ebc50b231693c82c6c69
        • MD5 SHA1 SHA512 SSDEEP

        {235f0e0a-2e7e-4e9d-aa0b-fb4f281dffeb}_OnDiskSnapshotProp

        • Path \??\Volume{14f6f45c-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{235f0e0a-2e7e-4e9d-aa0b-fb4f281dffeb}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 cd3b2c75db138e888d5c4ae050bc2fbf26fded2092debdd7659c3044ee45e101
        • MD5 SHA1 SHA512 SSDEEP

        script.au3

        • Path \??\c:\temp\script.au3
        • Size 595KB
        • SHA256 64e1563ceef99893a1fe4ba93cd38763a68f2db5537545a08061e83af9fe299b
        • MD5 SHA1 SHA512 SSDEEP

        test.txt

        • Path \??\c:\temp\test.txt
        • Size 76B
        • SHA256 99426e8b0d9b6366436d7db6883c98d6a8c2e5825b13a167a0c7495494182276
        • MD5 SHA1 SHA512

        memory/2128-97-0x0000000002620000-0x00000000027C4000-memory.dmp

        memory/2128-91-0x0000000002620000-0x00000000027C4000-memory.dmp

        memory/2128-95-0x00000000736E0000-0x00000000737D4000-memory.dmp

        memory/2548-110-0x0000000004480000-0x0000000005450000-memory.dmp

        memory/2548-112-0x0000000005A90000-0x0000000005DDE000-memory.dmp

        memory/2548-113-0x0000000005A90000-0x0000000005DDE000-memory.dmp