Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 12:54

General

  • Target

    34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27.exe

  • Size

    390KB

  • MD5

    05c38101649835c2baad888deab4c66e

  • SHA1

    912349f3fecc2be742f9f83ed646e6828d32608a

  • SHA256

    34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27

  • SHA512

    21c5e69665c9bb2e358c4ef09391c77e9e9ad32f0df1307d6970c97ad655fda2f7280e79948853aeee31b8e55c12783ce6a783eea1a7138681e5dab641be8caa

  • SSDEEP

    6144:K8y+bnr+ip0yN90QE7h7stzBYwv/aYxUsjmLXsiaZ+CcHnlRHu5lpuObxYinjsU:YMr6y90Jhy60Xjm0lcHnl9KrbylU

Malware Config

Extracted

Family

amadey

Version

3.85

C2

http://77.91.68.3

Attributes
  • install_dir

    3ec1f323b5

  • install_file

    danke.exe

  • strings_key

    827021be90f1e85ab27949ea7e9347e8

  • url_paths

    /home/love/index.php

rc4.plain

Extracted

Family

redline

Botnet

nasa

C2

77.91.68.68:19071

Attributes
  • auth_value

    6da71218d8a9738ea3a9a78b5677589b

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27.exe
    "C:\Users\Admin\AppData\Local\Temp\34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4852
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4425374.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4425374.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1900
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5131338.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5131338.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1636
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2828872.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2828872.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2404
        • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
          "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1504
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN danke.exe /TR "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:3404
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "danke.exe" /P "Admin:N"&&CACLS "danke.exe" /P "Admin:R" /E&&echo Y|CACLS "..\3ec1f323b5" /P "Admin:N"&&CACLS "..\3ec1f323b5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4236
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3140
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:1044
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:4232
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3352
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:992
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:1680
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n3662799.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n3662799.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1864
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3468,i,6166776566165096562,4582328833313060853,262144 --variations-seed-version --mojo-platform-channel-handle=4108 /prefetch:8
                1⤵
                  PID:4316
                • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2784
                • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2760

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n3662799.exe

                  Filesize

                  173KB

                  MD5

                  16ac2b9cb4f99f21374568580d0f5f40

                  SHA1

                  4a00b813cb4e2a055c4eea1efeabcc8c23690ae4

                  SHA256

                  649a68e3156f43a66aeda341d7536729ad4b7268672cb2fad1244a96d342325b

                  SHA512

                  3fcf1fac4ac99dcd92226a91dd58d6c014169ecda65d10789f37fd6f8d1e074f0c815ee7698f7935157bbeeaf76b25b6ac2bb0d755571b4435df56768fd4b33c

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4425374.exe

                  Filesize

                  235KB

                  MD5

                  0544864b40de9e5d9bd78663bec70c64

                  SHA1

                  577dc49d6ee17419907548e49be5af125384bd26

                  SHA256

                  c6e31ddcd52af9ed728e201ed237a325e30d08385a15cecde32e365ed158c2fe

                  SHA512

                  23bae7bb58b9fcf11b547b77a5c1c9cafedd8512dadb6a6153f89bab175ac2af1ccd8478f269f936f90aa2a2610a5cd8ab53ef236ac68d09982b78e00521f00c

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5131338.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2828872.exe

                  Filesize

                  224KB

                  MD5

                  8c6b79ec436d7cf6950a804c1ec7d3e9

                  SHA1

                  4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                  SHA256

                  4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                  SHA512

                  06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

                • memory/1636-14-0x0000000000260000-0x000000000026A000-memory.dmp

                  Filesize

                  40KB

                • memory/1636-15-0x00007FFF90803000-0x00007FFF90805000-memory.dmp

                  Filesize

                  8KB

                • memory/1864-33-0x0000000000BD0000-0x0000000000C00000-memory.dmp

                  Filesize

                  192KB

                • memory/1864-34-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

                  Filesize

                  24KB

                • memory/1864-35-0x0000000005C50000-0x0000000006268000-memory.dmp

                  Filesize

                  6.1MB

                • memory/1864-36-0x0000000005760000-0x000000000586A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/1864-37-0x00000000056A0000-0x00000000056B2000-memory.dmp

                  Filesize

                  72KB

                • memory/1864-38-0x0000000005700000-0x000000000573C000-memory.dmp

                  Filesize

                  240KB

                • memory/1864-39-0x0000000005870000-0x00000000058BC000-memory.dmp

                  Filesize

                  304KB