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
    10-05-2024 12:28

General

  • Target

    6c15f1899ddb76b31fda1ef8a7d18f02ebe3c6f0dc3202cb51c180fecb4fcfed.exe

  • Size

    390KB

  • MD5

    11154b27576c4246f2e8eb83278bc984

  • SHA1

    83b173354ca803be9f5fdf756544b600dc3fb825

  • SHA256

    6c15f1899ddb76b31fda1ef8a7d18f02ebe3c6f0dc3202cb51c180fecb4fcfed

  • SHA512

    7451cbe817cb1e6482209b82c13db65be7a1933f1cba91d279fb6bc69821b3b7447f28ec179cfcff923abf1266b1808bdf8d2d0012c5de4d5412dfa9258d1786

  • SSDEEP

    6144:KNy+bnr+Sp0yN90QEhBDbF8ftda/5ONdFSA/rtWX3X0ijvDrJMFWDsC8:zMrey90dDhywwMADkH9pMF1C8

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://5.42.92.67

Attributes
  • install_dir

    ebb444342c

  • install_file

    legola.exe

  • strings_key

    5680b049188ecacbfa57b1b29c2f35a7

  • url_paths

    /norm/index.php

rc4.plain

Extracted

Family

redline

Botnet

lande

C2

77.91.124.84:19071

Attributes
  • auth_value

    9fa41701c47df37786234f3373f21208

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6c15f1899ddb76b31fda1ef8a7d18f02ebe3c6f0dc3202cb51c180fecb4fcfed.exe
    "C:\Users\Admin\AppData\Local\Temp\6c15f1899ddb76b31fda1ef8a7d18f02ebe3c6f0dc3202cb51c180fecb4fcfed.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4584
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5787480.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5787480.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1856
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p5617583.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p5617583.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5060
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5327652.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5327652.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3760
        • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
          "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3252
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legola.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:3940
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legola.exe" /P "Admin:N"&&CACLS "legola.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2960
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2720
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "legola.exe" /P "Admin:N"
                6⤵
                  PID:1764
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "legola.exe" /P "Admin:R" /E
                  6⤵
                    PID:1848
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2976
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\ebb444342c" /P "Admin:N"
                      6⤵
                        PID:1460
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\ebb444342c" /P "Admin:R" /E
                        6⤵
                          PID:4264
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t4172059.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t4172059.exe
                  2⤵
                  • Executes dropped EXE
                  PID:4940
              • 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=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4432 /prefetch:8
                1⤵
                  PID:4944
                • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                  C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                  1⤵
                  • Executes dropped EXE
                  PID:228
                • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                  C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                  1⤵
                  • Executes dropped EXE
                  PID:60

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t4172059.exe

                  Filesize

                  173KB

                  MD5

                  e0593e8679d77ab968e27b829f45bcbd

                  SHA1

                  a00272b2457e7b03075eb4ee1793613295396d76

                  SHA256

                  08fbfc3da43662389a9f28a0bf7447814929bb85401e1249326fdb62ec4a5d61

                  SHA512

                  f58274b538abe162be7625b5596fd6920201460e513b41f6ddcb25bbf9a31df1862b7e0051748588ffb0d9dbb2ace8c1570e5e55ce297c898bf9179195da94e4

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5787480.exe

                  Filesize

                  234KB

                  MD5

                  694b7729637837e43eb014d4d2c968a6

                  SHA1

                  c2bba306b840849aa140633836ced0605db95793

                  SHA256

                  dd7b0e511c99d37d76ec1481d6d6b7c2ce687b548941818de00975b112032114

                  SHA512

                  d178e85ee9b3b72af324dceae997a1c056e0e5f4e13a36eb2c0fdbf8cf343798c43f128bd459a5e5f31520ddc7128ac949bd78c92d22476edb18ec43249cd0d1

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p5617583.exe

                  Filesize

                  12KB

                  MD5

                  93bcba22f06df8fb86c113973eb20f15

                  SHA1

                  a8eed1517b821fe413cba650de349607f73b8c69

                  SHA256

                  8322ca1167bd88052e7a2c26eaf5b0d34494d1b899aa5efa4c4f0aaf515151fc

                  SHA512

                  14cb24f0c2539160764d932a3f7a43c72acb95a7b4009f975f7f2fb04749735151fc5fb84f2599de162cabe37f43ac1ec4fbe51c14f3e049329a377720f52960

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r5327652.exe

                  Filesize

                  224KB

                  MD5

                  823b21cc3d3a79887e49212dac643a4f

                  SHA1

                  f37b4e8f86bc68eaf50362865799270d972f27b9

                  SHA256

                  7aab0b2e1ab9e3d05b1e84b50d502f69f540d07da3143db53e636343997deb12

                  SHA512

                  e57c6fca50b51d336cd38019db71c0f557690305d5f6dacd248d97a1710a36c7ae5a5bd388353227f789316bb672ae7390ca4782222408b569bf5e24a904b184

                • memory/4940-36-0x0000000004D50000-0x0000000004E5A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/4940-33-0x00000000001A0000-0x00000000001D0000-memory.dmp

                  Filesize

                  192KB

                • memory/4940-34-0x00000000049C0000-0x00000000049C6000-memory.dmp

                  Filesize

                  24KB

                • memory/4940-35-0x0000000005260000-0x0000000005878000-memory.dmp

                  Filesize

                  6.1MB

                • memory/4940-37-0x0000000004C70000-0x0000000004C82000-memory.dmp

                  Filesize

                  72KB

                • memory/4940-38-0x0000000004CD0000-0x0000000004D0C000-memory.dmp

                  Filesize

                  240KB

                • memory/4940-39-0x0000000004E60000-0x0000000004EAC000-memory.dmp

                  Filesize

                  304KB

                • memory/5060-14-0x00000000008B0000-0x00000000008BA000-memory.dmp

                  Filesize

                  40KB

                • memory/5060-15-0x00007FFDA27C3000-0x00007FFDA27C5000-memory.dmp

                  Filesize

                  8KB