Resubmissions

23-01-2025 20:32

250123-zbct8sslav 10

23-01-2025 16:26

250123-txja9axjap 10

23-01-2025 15:11

250123-skx37stlhy 10

Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-01-2025 20:32

General

  • Target

    Notion Setup 4.3.0 (4).exe

  • Size

    4.1MB

  • MD5

    849e4475405de2f405ec0c987c796791

  • SHA1

    ad67cda4c294705ecd45b5e1f14d49b32deb7a1a

  • SHA256

    4fe8bbc88d7a8cc0eec24bd74951f1f00b5127e3899ae53de8dabd6ff417e6db

  • SHA512

    e4232435e69dd6aaa2b81a3fcbfadaeb2b98093d35cdff088e41c38a6d4a8e26082262b62be7ec2e16cb50252afcdf0ca17d7ded914c4cace77ad0c730744324

  • SSDEEP

    49152:nR/KpmZubPf2S8W2ILeWl+C1pvjWy5Snd0eigXNJDLrkThL5X4GmxfUP0FKKsvje:R/jtYLP1Yy5E0eD2vPmuPBZugKdH

Malware Config

Extracted

Family

darkgate

Botnet

user1

C2

155.138.149.77

Attributes
  • anti_analysis

    true

  • anti_debug

    false

  • anti_vm

    true

  • c2_port

    80

  • check_disk

    false

  • check_ram

    false

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    sDcGdADE

  • minimum_disk

    100

  • minimum_ram

    4096

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    true

  • username

    user1

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Darkgate family
  • Detect DarkGate stealer 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Command and Scripting Interpreter: AutoIT 1 TTPs 2 IoCs

    Using AutoIT for possible automate script.

  • Drops file in System32 directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Checks processor information in registry 2 TTPs 4 IoCs

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

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of SetWindowsHookEx 9 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Notion Setup 4.3.0 (4).exe
    "C:\Users\Admin\AppData\Local\Temp\Notion Setup 4.3.0 (4).exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1200
    • \??\c:\temp\test\Autoit3.exe
      "c:\temp\test\Autoit3.exe" c:\temp\test\script.a3x
      2⤵
      • Executes dropped EXE
      • Command and Scripting Interpreter: AutoIT
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4540
      • \??\c:\windows\SysWOW64\cmd.exe
        "c:\windows\system32\cmd.exe" /c wmic ComputerSystem get domain > C:\ProgramData\aabhgff\hbhchcc
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4420
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic ComputerSystem get domain
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1628
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:2180
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\temp\test\script.a3x
        2⤵
        • Opens file in notepad (likely ransom note)
        PID:1056
    • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
      "PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\temp\test'
      1⤵
      • Command and Scripting Interpreter: PowerShell
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2208
      • C:\temp\test\Autoit3.exe
        "C:\temp\test\Autoit3.exe" .\script.a3x
        2⤵
        • Executes dropped EXE
        • Command and Scripting Interpreter: AutoIT
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:1672

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\aabhgff\hbhchcc

      Filesize

      54B

      MD5

      c8bbad190eaaa9755c8dfb1573984d81

      SHA1

      17ad91294403223fde66f687450545a2bad72af5

      SHA256

      7f136265128b7175fb67024a6ddd7524586b025725a878c07d76a9d8ad3dc2ac

      SHA512

      05f02cf90969b7b9a2de39eecdf810a1835325e7c83ffe81388c9866c6f79be6cdc8617f606a8fedc6affe6127bede4b143106a90289bbb9bf61d94c648059df

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vnv1pzjt.jc2.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Roaming\KDbBadK

      Filesize

      32B

      MD5

      44a548e0f9d8534374effab0bbe1f3de

      SHA1

      2b8c99d9325c751f498f8bffcb439bd12918ec38

      SHA256

      beb36f7aea2a556876c0786656b6c6f32607790bc8434d17f197d5ca0bdbd01d

      SHA512

      3346aa333890f9dbbd0adeafa4cad41f14f815f94fbe9af33797e90ac9b5bd28cd442c1b321fae5349223ce9845375416504626089c35b3026b251b781fd5b21

    • C:\temp\test\Autoit3.exe

      Filesize

      872KB

      MD5

      c56b5f0201a3b3de53e561fe76912bfd

      SHA1

      2a4062e10a5de813f5688221dbeb3f3ff33eb417

      SHA256

      237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

      SHA512

      195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

    • \??\c:\temp\test\script.a3x

      Filesize

      584KB

      MD5

      b94c5e38bbf4b6ef11e0442ce58c3131

      SHA1

      00b5a444bc5e52f7dd9753383317eb2497ec4b38

      SHA256

      037e15b09413722b48802e6268848d0698b9ed468cd447b40e31efa5cdb3c313

      SHA512

      546c148fafd8298f79bf0b02c707ab88f5e15b099903ed725d11df6345f2a73121bb385e5e094a8ef2a165284a760c104cd03b25804cc55b11a6f22b64a90914

    • memory/1200-11-0x0000000000400000-0x000000000081E000-memory.dmp

      Filesize

      4.1MB

    • memory/1200-0-0x00000000045E0000-0x00000000063F9000-memory.dmp

      Filesize

      30.1MB

    • memory/1200-5-0x00000000027C0000-0x00000000045D4000-memory.dmp

      Filesize

      30.1MB

    • memory/2208-22-0x0000025FF34E0000-0x0000025FF3502000-memory.dmp

      Filesize

      136KB

    • memory/2208-32-0x0000025FF39C0000-0x0000025FF3A04000-memory.dmp

      Filesize

      272KB

    • memory/2208-33-0x0000025FF3A90000-0x0000025FF3B06000-memory.dmp

      Filesize

      472KB

    • memory/2208-35-0x0000025FF3A50000-0x0000025FF3A6E000-memory.dmp

      Filesize

      120KB

    • memory/4540-15-0x0000000004390000-0x00000000046E5000-memory.dmp

      Filesize

      3.3MB

    • memory/4540-14-0x0000000000FE0000-0x00000000013E0000-memory.dmp

      Filesize

      4.0MB

    • memory/4540-19-0x0000000004390000-0x00000000046E5000-memory.dmp

      Filesize

      3.3MB