Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 14:29

General

  • Target

    dcfab037f7269dd60bc810f260b86d7331030c746f879fa94f4b6bf922ae96a0.exe

  • Size

    390KB

  • MD5

    0a95874b2a8162c0b6b4ce17301f8305

  • SHA1

    382fba3d10bfb1ee65a9392c0927aadccedf51f1

  • SHA256

    dcfab037f7269dd60bc810f260b86d7331030c746f879fa94f4b6bf922ae96a0

  • SHA512

    448a75c424f9d1b068a2df1df6a70ecc1a87bf34109e3c4ba977180344564e96aa9c542e9ed2fb1408944b28f71f99cd001ea5e3ca5a28ecbe53f02e88b3c59b

  • SSDEEP

    6144:K6y+bnr+2p0yN90QE+kwYCLqDGN01RODsqLf1LLPZfJHw9CcHnlRHYX34gba/:iMrmy90bewGNGROfL1LLpJHtcHnl9C2

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 8 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\dcfab037f7269dd60bc810f260b86d7331030c746f879fa94f4b6bf922ae96a0.exe
    "C:\Users\Admin\AppData\Local\Temp\dcfab037f7269dd60bc810f260b86d7331030c746f879fa94f4b6bf922ae96a0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4464
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8175024.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8175024.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3432513.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3432513.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4836
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8177984.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8177984.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1244
        • 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:4984
          • 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:1324
          • 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:1936
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3552
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:2152
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:4652
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3764
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:2768
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:5056
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2169610.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2169610.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3872
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:4664
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2288
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:3112

              Network

              MITRE ATT&CK Matrix ATT&CK v13

              Execution

              Scheduled Task/Job

              1
              T1053

              Persistence

              Create or Modify System Process

              1
              T1543

              Windows Service

              1
              T1543.003

              Boot or Logon Autostart Execution

              1
              T1547

              Registry Run Keys / Startup Folder

              1
              T1547.001

              Scheduled Task/Job

              1
              T1053

              Privilege Escalation

              Create or Modify System Process

              1
              T1543

              Windows Service

              1
              T1543.003

              Boot or Logon Autostart Execution

              1
              T1547

              Registry Run Keys / Startup Folder

              1
              T1547.001

              Scheduled Task/Job

              1
              T1053

              Defense Evasion

              Modify Registry

              3
              T1112

              Impair Defenses

              2
              T1562

              Disable or Modify Tools

              2
              T1562.001

              Discovery

              Query Registry

              1
              T1012

              System Information Discovery

              2
              T1082

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2169610.exe
                Filesize

                173KB

                MD5

                e75bfc15b4b78b8eafca01391aaa3e0c

                SHA1

                096726c5001c30072259f91bc161a51dd4ff1c46

                SHA256

                631b5276e3d8c2b3ca2337e6ad52d6c788ea933056dd0c14e5b9a38930e58ecc

                SHA512

                26d5f46cc8f78b85471cec6b721694f075f1dea382c1a2f9c2354724c16f662e80ea614d43660ee634e155d954a6a65df86ecad132eb8d37dcee1504d284f9ad

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8175024.exe
                Filesize

                235KB

                MD5

                2992c1c37ef21e6c16de467bd513befe

                SHA1

                9eacfd4ecf51548ccb35cea4f99f570a476377d6

                SHA256

                8d781b380fbf923c740ef35c5684110a1f6babd0a3bbc953a6e8d732be7a0af2

                SHA512

                7bfb7f285c0751747b6624e12d6adf9866276b01c2766354f46308eb278a35c1e562bd372a0e99d94bc66734821a097714fa9a79cbd789baf3c66f3bfd56b9e2

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3432513.exe
                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8177984.exe
                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • memory/3872-36-0x0000000005300000-0x000000000540A000-memory.dmp
                Filesize

                1.0MB

              • memory/3872-33-0x0000000000730000-0x0000000000760000-memory.dmp
                Filesize

                192KB

              • memory/3872-34-0x0000000000F70000-0x0000000000F76000-memory.dmp
                Filesize

                24KB

              • memory/3872-35-0x0000000005810000-0x0000000005E28000-memory.dmp
                Filesize

                6.1MB

              • memory/3872-37-0x0000000005210000-0x0000000005222000-memory.dmp
                Filesize

                72KB

              • memory/3872-38-0x0000000005270000-0x00000000052AC000-memory.dmp
                Filesize

                240KB

              • memory/3872-39-0x00000000052B0000-0x00000000052FC000-memory.dmp
                Filesize

                304KB

              • memory/4836-15-0x00007FFC4AB63000-0x00007FFC4AB65000-memory.dmp
                Filesize

                8KB

              • memory/4836-14-0x0000000000750000-0x000000000075A000-memory.dmp
                Filesize

                40KB