Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-08-2024 21:11

General

  • Target

    b23310b86d80bffcffe35c6f92eb831253f3a28c63950541948e3a6fcf5b1e2f.exe

  • Size

    1.4MB

  • MD5

    acba689ca642e4676ebd1fd468b0fdf2

  • SHA1

    15f59843a80bc39d57d7d179fb92fd55914a53ca

  • SHA256

    b23310b86d80bffcffe35c6f92eb831253f3a28c63950541948e3a6fcf5b1e2f

  • SHA512

    2102f04a4801ff95f204dbf1e263a854c3c97e8ee15d990923c48475f062dd92e8a71f2a1797735e6b368f21b124819127aa807d88749b5c94cb1de7be7ada6a

  • SSDEEP

    24576:hZtMIfEBeLGsH/U/6Tlk9cBxsM6IyfWnd5UVG8DIsEVFxgTcaBegGRyyhZ:hZtM1eXfU/slljTvy4fPTjawgoyyhZ

Malware Config

Extracted

Family

amadey

Version

3.89

Botnet

fb0fb8

C2

http://77.91.68.52

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

  • url_paths

    /mac/index.php

rc4.plain

Extracted

Family

redline

Botnet

monik

C2

77.91.124.82:19071

Attributes
  • auth_value

    da7d9ea0878f5901f1f8319d34bdccea

Extracted

Family

amadey

Version

3.89

Botnet

daf753

C2

http://77.91.68.78

Attributes
  • install_dir

    cb378487cf

  • install_file

    legota.exe

  • strings_key

    f3785cbeef2013b6724eed349fd316ba

  • url_paths

    /help/index.php

rc4.plain

Signatures

  • Amadey

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

  • Detect Mystic stealer payload 3 IoCs
  • Detects Healer an antivirus disabler dropper 1 IoCs
  • Healer

    Healer an antivirus disabler dropper.

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

    Mystic is an infostealer written in C++.

  • RedLine

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

  • RedLine payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Executes dropped EXE 18 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 34 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b23310b86d80bffcffe35c6f92eb831253f3a28c63950541948e3a6fcf5b1e2f.exe
    "C:\Users\Admin\AppData\Local\Temp\b23310b86d80bffcffe35c6f92eb831253f3a28c63950541948e3a6fcf5b1e2f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4856
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4052
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5198359.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5198359.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1948
        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5192637.exe
          C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5192637.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3840
          • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4349081.exe
            C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4349081.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2816
            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z5012861.exe
              C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z5012861.exe
              6⤵
              • Executes dropped EXE
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:4572
              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q6702043.exe
                C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q6702043.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2500
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  8⤵
                  • Modifies Windows Defender Real-time Protection settings
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1836
              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0307756.exe
                C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0307756.exe
                7⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:2840
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  8⤵
                    PID:4936
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:2764
              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s4853021.exe
                C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s4853021.exe
                6⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:640
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  7⤵
                  • System Location Discovery: System Language Discovery
                  • Checks SCSI registry key(s)
                  PID:3860
            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\t4283770.exe
              C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\t4283770.exe
              5⤵
              • Checks computer location settings
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:3988
              • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
                "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe"
                6⤵
                • Checks computer location settings
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:4800
                • C:\Windows\SysWOW64\schtasks.exe
                  "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN explonde.exe /TR "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe" /F
                  7⤵
                  • System Location Discovery: System Language Discovery
                  • Scheduled Task/Job: Scheduled Task
                  PID:4740
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "explonde.exe" /P "Admin:N"&&CACLS "explonde.exe" /P "Admin:R" /E&&echo Y|CACLS "..\fefffe8cea" /P "Admin:N"&&CACLS "..\fefffe8cea" /P "Admin:R" /E&&Exit
                  7⤵
                  • System Location Discovery: System Language Discovery
                  PID:4540
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:4380
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "explonde.exe" /P "Admin:N"
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:4428
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "explonde.exe" /P "Admin:R" /E
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:4344
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:964
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\fefffe8cea" /P "Admin:N"
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:4320
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\fefffe8cea" /P "Admin:R" /E
                    8⤵
                    • System Location Discovery: System Language Discovery
                    PID:4744
          • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\u3897821.exe
            C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\u3897821.exe
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            PID:1396
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:4756
        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w5604015.exe
          C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w5604015.exe
          3⤵
          • Checks computer location settings
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1424
          • C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
            "C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe"
            4⤵
            • Checks computer location settings
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:2208
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legota.exe /TR "C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe" /F
              5⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:4388
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legota.exe" /P "Admin:N"&&CACLS "legota.exe" /P "Admin:R" /E&&echo Y|CACLS "..\cb378487cf" /P "Admin:N"&&CACLS "..\cb378487cf" /P "Admin:R" /E&&Exit
              5⤵
              • System Location Discovery: System Language Discovery
              PID:1184
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                6⤵
                • System Location Discovery: System Language Discovery
                PID:636
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "legota.exe" /P "Admin:N"
                6⤵
                • System Location Discovery: System Language Discovery
                PID:224
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "legota.exe" /P "Admin:R" /E
                6⤵
                • System Location Discovery: System Language Discovery
                PID:4516
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                6⤵
                • System Location Discovery: System Language Discovery
                PID:4076
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "..\cb378487cf" /P "Admin:N"
                6⤵
                • System Location Discovery: System Language Discovery
                PID:2180
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "..\cb378487cf" /P "Admin:R" /E
                6⤵
                • System Location Discovery: System Language Discovery
                PID:828
    • C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
      C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
      1⤵
      • Executes dropped EXE
      PID:2448
    • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
      C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
      1⤵
      • Executes dropped EXE
      PID:3620
    • C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
      C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
      1⤵
      • Executes dropped EXE
      PID:404
    • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
      C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
      1⤵
      • Executes dropped EXE
      PID:336
    • C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
      C:\Users\Admin\AppData\Local\Temp\cb378487cf\legota.exe
      1⤵
      • Executes dropped EXE
      PID:2232
    • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
      C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
      1⤵
      • Executes dropped EXE
      PID:3956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\w5604015.exe

      Filesize

      219KB

      MD5

      a427281ec99595c2a977a70e0009a30c

      SHA1

      c937c5d14127921f068a081bb3e8f450c9966852

      SHA256

      40ff20f391de89b6604882de34b20f32e78d6ead62c4587b3fa968c6c21e03d3

      SHA512

      2a7a735bbaab2b19d5ca23e988ff7aaba8dc91b7e6295a84a4a9ff5efa5e89a67ff40073c671192054262153d188f0534bfd6e67231fe79c0e6e46d0ed380976

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5198359.exe

      Filesize

      1.0MB

      MD5

      7ed293af132f02ed5e378a43fac25403

      SHA1

      b4911c489cf719b474c9b8aff09c5e485b651587

      SHA256

      90379f5d67425fc3317d64e99f470381a4da17456ac25883719515ccc0fccb01

      SHA512

      b56dbfc69e4eaa08b2c9a70984f582f8de45cab6dbf9d444270263baf14218b4de33c1eecac2618eb242d83bb9f3b76bc3d98d64ed193cecc2dfec9cd3eeb425

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\u3897821.exe

      Filesize

      393KB

      MD5

      eeea4f4c5af017b5332fefac016fd9c1

      SHA1

      1094b2a495179789b038b5a7f286c30a07eb5784

      SHA256

      c73a1b955800570844711119a721f8aefa7e2a1918394043212c2e37a78d8508

      SHA512

      1bcb0ccadffca06e229555d99c51a0c1ba41591a25b0a9b9e071f09d15dcd6dbfeb6519b5d2270670052a43001e4c4ea205aed49a283f351978c900bec1a7cc5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z5192637.exe

      Filesize

      759KB

      MD5

      f14a07b37201528e46522b19e6fd24c0

      SHA1

      75f048abf01ebfe0bdc2337724488af678bed0e0

      SHA256

      29b1701c2ec20554bf4e1f6275ed61ba049120a6462754b430eec543445c7bfe

      SHA512

      80dd3351ceedee8b6f7e0341a57fc58552d76ba50b98b6c4de864bc03d172e11d1a67c65c8c9d0a49b8101d754d2573a91a768eed1be9daf74e72fd83ea3df17

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\t4283770.exe

      Filesize

      219KB

      MD5

      c256a814d3f9d02d73029580dfe882b3

      SHA1

      e11e9ea937183139753f3b0d5e71c8301d000896

      SHA256

      53f129d7c6b008406a6214c261e45c06dfc1cd7dc36639018e37b07416bf5f7c

      SHA512

      1f263232f9bcf8f936239cd0866594c5d14c4b6cca8337c1a20dabfedf588fbc5839deba7f5fc8243f1a6fa64f87a2133afde6ce7b6eb4293b4807f66e05df3a

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z4349081.exe

      Filesize

      576KB

      MD5

      08663f1249c5ca536e5879ef3565abe7

      SHA1

      e92913afdf791e794bb8e6f65a299c819b9badfc

      SHA256

      0a7ba8a0873af62ea4a6ad99346154ca5e1221a23dd90bd0ac3157f1f6008064

      SHA512

      553bc1168da3095f989b2c380e2df7cc51657cf759d3b7008c633f90a8e79e17c04fe3e6ec158622a8eefa01f8d7432749621a73da32025c03f2edb256b6f9eb

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s4853021.exe

      Filesize

      249KB

      MD5

      b5d40530be6bfc62e9a56bb97b87c485

      SHA1

      d769ac8ad8b5c9b2b9784704ff0bdec47bd927ed

      SHA256

      41cf7742424e33203f2674e96ef0f9e0c8d92ecf1a76f3f8e3932daaacad75e7

      SHA512

      2ea331c8049fbcab02382fa347c77d189f518a202dbb6148699ab8f6685964a6fe763546b618070ecde174f5cac2c067801979a6c53c574379aeca5475e70a13

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z5012861.exe

      Filesize

      341KB

      MD5

      a6aba2356148aa0baf984cd16a3e4634

      SHA1

      230095a830f4077fb6260de79ff65460888d7f78

      SHA256

      05d8fbc3cf0087f3b5e6a454ed733679bb10ce88347320b8e8c87d19e4de9d39

      SHA512

      c787699449c705295ec6326079924a07e82091e285523c963c38a1062c56498bfc6ffa57d20bd6c1737f499773ffacbfa87c78f5bf8bd4b16a8ec61cf0bdc288

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q6702043.exe

      Filesize

      230KB

      MD5

      88aa5110d74866f768f0401dc35bb19f

      SHA1

      763b5948fbf4246541484c9bd10ebc5fd84fc2e8

      SHA256

      b4c4bad36a4048e1dfcd9e1745cdef528b7de5975f8f38f541e59bebbd857281

      SHA512

      94c4d57e0c14f7b6934a24573ecf03e229d3194b408c59638bcd220943d9dec872ebe958e38cb4e4a1b1918fab6276240336d813af2519ae231a3e49f196b0bd

    • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r0307756.exe

      Filesize

      359KB

      MD5

      36efdceb69a8bc9f2a65c58896c57334

      SHA1

      37de0e666965e979c8f2684aa25d750f65028bda

      SHA256

      83542dfff470bea9d8061ba5298222f8930f5c2ad35e4ebefef2723cd576aa85

      SHA512

      dcb315bfc5e6f05a46ab5b7b47defcc498c8c42a70d990de6e34c9368f78b578c90a30a1736681b86ce3e8c7e02c0840634f840d52c18d2a136e4057b075485a

    • memory/1836-39-0x0000000000400000-0x000000000040A000-memory.dmp

      Filesize

      40KB

    • memory/2764-44-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2764-46-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2764-43-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/3860-50-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/4052-80-0x0000000000400000-0x0000000000533000-memory.dmp

      Filesize

      1.2MB

    • memory/4052-3-0x0000000000400000-0x0000000000533000-memory.dmp

      Filesize

      1.2MB

    • memory/4052-2-0x0000000000400000-0x0000000000533000-memory.dmp

      Filesize

      1.2MB

    • memory/4052-1-0x0000000000400000-0x0000000000533000-memory.dmp

      Filesize

      1.2MB

    • memory/4052-0-0x0000000000400000-0x0000000000533000-memory.dmp

      Filesize

      1.2MB

    • memory/4756-66-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4756-72-0x0000000001430000-0x0000000001436000-memory.dmp

      Filesize

      24KB

    • memory/4756-81-0x000000000B110000-0x000000000B728000-memory.dmp

      Filesize

      6.1MB

    • memory/4756-82-0x000000000AC50000-0x000000000AD5A000-memory.dmp

      Filesize

      1.0MB

    • memory/4756-83-0x000000000AB90000-0x000000000ABA2000-memory.dmp

      Filesize

      72KB

    • memory/4756-84-0x000000000ABF0000-0x000000000AC2C000-memory.dmp

      Filesize

      240KB

    • memory/4756-85-0x0000000004FF0000-0x000000000503C000-memory.dmp

      Filesize

      304KB