Analysis

  • max time kernel
    142s
  • max time network
    155s
  • 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 18:18

General

  • Target

    58f6935c15dbff1158f14839ec623027150c9807c5e1aeaaf3896d516c27be59.exe

  • Size

    390KB

  • MD5

    28d3660c5b5ef787497ffb61b19f8e61

  • SHA1

    af3674bb9549c5af5b3a156aeb98f2b073b50dbb

  • SHA256

    58f6935c15dbff1158f14839ec623027150c9807c5e1aeaaf3896d516c27be59

  • SHA512

    f2132054b9f63b405c4a1c3cbbb693e391433b5f08d0b6671ea3e0ec1c558452a38f12863f5d58747efcc46117f184cdb26fd3dc8fbae7608b325f067d67c115

  • SSDEEP

    6144:KGy+bnr+Ap0yN90QErXGkWKjZN7QR5nPl1t7Oack6pfBNEmMXmoA:CMrcy90NmlrVMpNgXm1

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\58f6935c15dbff1158f14839ec623027150c9807c5e1aeaaf3896d516c27be59.exe
    "C:\Users\Admin\AppData\Local\Temp\58f6935c15dbff1158f14839ec623027150c9807c5e1aeaaf3896d516c27be59.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2808
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6702890.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6702890.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9834850.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9834850.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4060
        • 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:4456
          • 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:4512
          • 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:2440
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2212
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:4376
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:2068
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3848
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:2520
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:4424
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4700191.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4700191.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:880
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j2931797.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j2931797.exe
                  2⤵
                  • Executes dropped EXE
                  PID:716
              • 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=3884,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=4368 /prefetch:8
                1⤵
                  PID:3732
                • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2620
                • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                  1⤵
                  • Executes dropped EXE
                  PID:3988

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j2931797.exe

                  Filesize

                  172KB

                  MD5

                  08d05601be7784a0153f05d21093f484

                  SHA1

                  05ef77ec90b27a5493c79a4534c117b0e038d8e9

                  SHA256

                  faadcd47b64f0e3272d3b1808645165b7a7801a0ab44d2164ccc61d88a86427f

                  SHA512

                  b11121a167e62178e5a4d44bc92627ba9a73fa66bb23a68c21fb8bd1059bb58cd890606b1ceacbc33808f0a1f73338d8495b4da65e993c114a39b5e2aa70fe21

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6702890.exe

                  Filesize

                  234KB

                  MD5

                  f098b0d0e007f4f7107fbad1bfed3413

                  SHA1

                  344f8235ebecaaac7e069b9b310ad07037709790

                  SHA256

                  4ef491375af72e0b703014c4c89f2cfa2083ae2220f1bde83c5edd282fde76f2

                  SHA512

                  c7c245b47242e5e70639a6f96eef947abff5fd535ae5021b2bc3eb503d503815f9a5dbbe1a8709230b7cc9071f3113d64101082bed11f39d226be0bf75f34085

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9834850.exe

                  Filesize

                  224KB

                  MD5

                  8c6b79ec436d7cf6950a804c1ec7d3e9

                  SHA1

                  4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                  SHA256

                  4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                  SHA512

                  06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4700191.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • memory/716-32-0x0000000000860000-0x0000000000890000-memory.dmp

                  Filesize

                  192KB

                • memory/716-33-0x0000000002B10000-0x0000000002B16000-memory.dmp

                  Filesize

                  24KB

                • memory/716-34-0x000000000AD50000-0x000000000B368000-memory.dmp

                  Filesize

                  6.1MB

                • memory/716-35-0x000000000A840000-0x000000000A94A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/716-36-0x000000000A750000-0x000000000A762000-memory.dmp

                  Filesize

                  72KB

                • memory/716-37-0x000000000A7B0000-0x000000000A7EC000-memory.dmp

                  Filesize

                  240KB

                • memory/716-38-0x0000000004C70000-0x0000000004CBC000-memory.dmp

                  Filesize

                  304KB

                • memory/880-27-0x00000000004A0000-0x00000000004AA000-memory.dmp

                  Filesize

                  40KB