Analysis

  • max time kernel
    146s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2024, 10:09

General

  • Target
    build-x64.msi
  • Size 5.8MB
  • Sample240402-l62j7aef88
  • SHA256 3bf99810510c197b9cd6e434d95417515dbc42f94b11bbf9916ec160066eb77e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • darkgate

Botnet
  • admin888

C2
  • prodomainnameeforappru.com

Attributes
  • anti_analysis

    true

  • anti_debug

    false

  • anti_vm

    false

  • c2_port

    443

  • check_disk

    false

  • check_ram

    false

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    WeBiMyRU

  • minimum_disk

    50

  • minimum_ram

    7000

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    true

  • username

    admin888

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 2 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\build-x64.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2284
  • 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:2128
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3588
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 871D80152FC05FD743D718ECCB913CB8
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:3544
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        PID:4724
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        PID:216
      • C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files\iTunesHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files\iTunesHelper.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4444
        • \??\c:\temp\Autoit3.exe
          "c:\temp\Autoit3.exe" c:\temp\script.a3x
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          PID:5044
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c rd /s /q "C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files"
        3⤵
          PID:3048
        • C:\Windows\SysWOW64\ICACLS.EXE
          "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\." /SETINTEGRITYLEVEL (CI)(OI)LOW
          3⤵
          • Modifies file permissions
          PID:2216
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3024

    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 51ab0274069ff0a3683e12aa37033417b8b2bf779292176034789143c5234d7a
          • MD5 SHA1 SHA512

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 1KB
          • SHA256 7d7d43fa21aa7361cc2ed20a86238345ffce780d1223d56b43fef36e82f1bdd7
          • MD5 SHA1 SHA512

          357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5
          • Size 540B
          • SHA256 8a3ed4dfc863937f53fab5856207e5a4c12c01023164f3ca564ce4ddc75eec21
          • MD5 SHA1 SHA512

          9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
          • Size 536B
          • SHA256 b0bd99627a3d32870087922f93e47794695e0cfbfee60af8e8cc81cb65a1d1ce
          • MD5 SHA1 SHA512

          files.cab

          • Path C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files.cab
          • Size 5.6MB
          • SHA256 359e387871378831eb1293f41b54436abc6357733d1a573f0caff90ab1cbf07d
          • MD5 SHA1 SHA512 SSDEEP

          CoreFoundation.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files\CoreFoundation.dll
          • Size 3.6MB
          • SHA256 c2d43d768cebcf63e8d0c3ae8ffd2cd5070e4ac656a132b63d5e7372cef69c62
          • MD5 SHA1 SHA512 SSDEEP

          iTunesHelper.exe

          • Path C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files\iTunesHelper.exe
          • Size 358KB
          • SHA256 0d8878cca08903777888b3681f90e4a07c7aef7d9600a67dfa985844d4bf5eda
          • MD5 SHA1 SHA512 SSDEEP

          sqlite3.dll

          • Path C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\files\sqlite3.dll
          • Size 1.6MB
          • SHA256 28ead67d2352ddd11f963e8b23930905ecbaff371162dfdae5ed096f62eb3d79
          • MD5 SHA1 SHA512 SSDEEP

          msiwrapper.ini

          • Path C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\msiwrapper.ini
          • Size 1KB
          • SHA256 f86ba76a93660c373791462b6c1000c47ebbf6c809223f3728c36b7370554e17
          • MD5 SHA1 SHA512

          msiwrapper.ini

          • Path C:\Users\Admin\AppData\Local\Temp\MW-d46eb1c2-bf72-4a2a-9781-2e94533dd727\msiwrapper.ini
          • Size 1KB
          • SHA256 416eeb5995dbc6a4c7e878903fdbe8a1585e9b36b20892f3bc752227d94eb9cf
          • MD5 SHA1 SHA512

          MSI9CF7.tmp

          • Path C:\Windows\Installer\MSI9CF7.tmp
          • Size 208KB
          • SHA256 107b32c5b789be9893f24d5bfe22633d25b7a3cae80082ef37b30e056869cc5c
          • MD5 SHA1 SHA512 SSDEEP

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 23.7MB
          • SHA256 0da43a01e698bfdad118de2fb1eaf39f3b72631dde4e4494a9350ecab11bef40
          • MD5 SHA1 SHA512 SSDEEP

          {b6dd9fbe-fd6a-4ed4-830e-003fbdc72f59}_OnDiskSnapshotProp

          • Path \??\Volume{eb4950db-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b6dd9fbe-fd6a-4ed4-830e-003fbdc72f59}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 a232ee95d1bde962b89865ec7b41b0212833313022f900c2ce34bc091afb8676
          • MD5 SHA1 SHA512 SSDEEP

          Autoit3.exe

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

          script.a3x

          • Path \??\c:\temp\script.a3x
          • Size 474KB
          • SHA256 9515b7b3ebe97e51842be2e91241f0332916d6ec8aecb767ba418de4d21f57f7
          • MD5 SHA1 SHA512 SSDEEP

          test.txt

          • Path \??\c:\temp\test.txt
          • Size 76B
          • SHA256 2a5eaa4fb540232306ee036ed870369570744b34d8bd17743293e4763d19933e
          • MD5 SHA1 SHA512

          memory/4444-113-0x0000021A35D30000-0x0000021A35ED0000-memory.dmp

          memory/4444-112-0x00000000566E0000-0x0000000056A88000-memory.dmp

          memory/4444-99-0x0000021A35D30000-0x0000021A35ED0000-memory.dmp

          memory/5044-116-0x0000000005F50000-0x00000000062AB000-memory.dmp

          memory/5044-111-0x0000000005F50000-0x00000000062AB000-memory.dmp

          memory/5044-110-0x0000000004A50000-0x0000000005A20000-memory.dmp