Analysis

  • max time kernel
    135s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • submitted
    14/02/2024, 03:17

General

  • Target
    693ff5db0a085db5094bb96cd4c0ce1d1d3fdc2fbf6b92c32836f3e61a089e7a.msi
  • Sample240214-ds6b8agg92

Malware Config

Extracted

Family
  • darkgate

Botnet
  • admin888

C2
  • prodomainnameeforappru.com

Attributes
  • anti_analysis

    true

  • anti_debug

    false

  • anti_vm

    true

  • c2_port

    443

  • check_disk

    true

  • check_ram

    false

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    VzXLKSZE

  • 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++.

  • Darkgate family
  • 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.

  • Command and Scripting Interpreter: AutoIT 1 TTPs 1 IoCs

    Using AutoIT for possible automate script.

  • Drops file in Windows directory 7 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1548
  • 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:2484
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3620
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B2147E673FC191A716ABF06382CBBB68
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:3228
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4388
      • C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\files\iTunesHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\files\iTunesHelper.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3136
        • \??\c:\temp\Autoit3.exe
          "c:\temp\Autoit3.exe" c:\temp\script.a3x
          4⤵
          • Command and Scripting Interpreter: AutoIT
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          PID:4664
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c rd /s /q "C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\files"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4764
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\." /SETINTEGRITYLEVEL (CI)(OI)LOW
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:4888
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:736

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5
        • Size 1KB
        • SHA256 ea24be8e528c2c4b8779a0a28196e7aaa21b82b32b81e183fc05f2bac237c8c4
        • MD5 SHA1 SHA512

        9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
        • Size 1KB
        • SHA256 e3bc68729f2ab44c334212d68cce01c693b9cbae0d583c2a8625e06ef990db23
        • MD5 SHA1 SHA512

        357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_A55A1F98A2E2349B736808E9897028A5
        • Size 540B
        • SHA256 4a3b254188feb7c1fd4a1d62295e25fc973bf26c1e25fd06b8f852ccacba8d1a
        • MD5 SHA1 SHA512

        9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E
        • Size 536B
        • SHA256 a61d8dcbf65a6181dba174df97bd86bed74ab9067723e7a9f48528df077fab00
        • MD5 SHA1 SHA512

        files.cab

        • Path C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\files.cab
        • Size 5.6MB
        • SHA256 599ab65935afd40c3bc7f1734cbb8f3c8c7b4b16333b994472f34585ebebe882
        • MD5 SHA1 SHA512 SSDEEP

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\msiwrapper.ini
        • Size 1KB
        • SHA256 7de02290e0361310832dad74c1b2cb2d4648be088f305d60f734e8ee826b8240
        • MD5 SHA1 SHA512

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-e0195621-f432-4622-8644-bce476df3795\msiwrapper.ini
        • Size 1KB
        • SHA256 0371e02430f99038fc4f33f817b289884ea8db032b98e1e1577414cb4c23692b
        • MD5 SHA1 SHA512

        MSIA0B0.tmp

        • Path C:\Windows\Installer\MSIA0B0.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 ad43b03e5b1b2b321ea7d70243d6b13149fdd3d897bcc63b43aba123b5994dd4
        • MD5 SHA1 SHA512 SSDEEP

        {3cab4a0e-0430-4686-bd0f-cec5bd429ec2}_OnDiskSnapshotProp

        • Path \??\Volume{264a1d83-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{3cab4a0e-0430-4686-bd0f-cec5bd429ec2}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 84b9133d2e29123d6e7bd9c57fc8f34c1035c0a01555388743533cb485c8109b
        • 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/3136-78-0x0000012E66220000-0x0000012E663C0000-memory.dmp

        memory/3136-90-0x0000000053A70000-0x0000000053E18000-memory.dmp

        memory/3136-91-0x0000012E66220000-0x0000012E663C0000-memory.dmp

        memory/4664-92-0x0000000005B40000-0x0000000005E9C000-memory.dmp

        memory/4664-89-0x0000000005B40000-0x0000000005E9C000-memory.dmp

        memory/4664-88-0x0000000004640000-0x0000000005610000-memory.dmp