Resubmissions

09-04-2024 13:47

240409-q3kvgsbh4v 10

09-04-2024 13:47

240409-q3j8ysbh4t 10

09-04-2024 13:47

240409-q3jx7age85 10

09-04-2024 13:47

240409-q3jbnage84 10

31-08-2023 01:46

230831-b626lsbf9x 10

Analysis

  • max time kernel
    1198s
  • max time network
    1224s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-04-2024 13:47

General

  • Target

    7bf753b3b29b29238df118757228447e9a6b14533aaea21270a1ba3cf918f524.exe

  • Size

    1.4MB

  • MD5

    a5dfba638e1d160071f6b4b3506fe316

  • SHA1

    c284314d0de513cd37a9b01c8e5a9aabe4fd9bb3

  • SHA256

    7bf753b3b29b29238df118757228447e9a6b14533aaea21270a1ba3cf918f524

  • SHA512

    822fc7b7e4133c6bf8ac58790b327352bee771230c7f67f55c881c80cc4b26d09eb4b16cae0065edb23e1249167a03939a5fd97c3c359a5dc081ddb872b26fc6

  • SSDEEP

    24576:ryTL4TvffA66MEMTOLq5MhObXGcL+HsZzKyOF3kJSNl/jUXFsMeLMKdI/OGmhi3t:eT8T3fA5MEMTOLiycSOK93hIveYYI/Hz

Malware Config

Extracted

Family

amadey

Version

3.87

C2

http://77.91.68.18

Attributes
  • install_dir

    b40d11255d

  • install_file

    saves.exe

  • strings_key

    fa622dfc42544927a6471829ee1fa9fe

  • url_paths

    /nice/index.php

rc4.plain

Extracted

Family

redline

Botnet

sruta

C2

77.91.124.82:19071

Attributes
  • auth_value

    c556edcd49703319eca74247de20c236

Signatures

  • Amadey

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

  • Detect Mystic stealer payload 1 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 2 IoCs
  • Executes dropped EXE 27 IoCs
  • Loads dropped DLL 14 IoCs
  • Adds Run key to start application 2 TTPs 4 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 use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bf753b3b29b29238df118757228447e9a6b14533aaea21270a1ba3cf918f524.exe
    "C:\Users\Admin\AppData\Local\Temp\7bf753b3b29b29238df118757228447e9a6b14533aaea21270a1ba3cf918f524.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2806158.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2806158.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2604
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4061380.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y4061380.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2548
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\y5044543.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\y5044543.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2832
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\l1481423.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\l1481423.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2952
            • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
              "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
              6⤵
              • Executes dropped EXE
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2648
              • C:\Windows\SysWOW64\schtasks.exe
                "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
                7⤵
                • Creates scheduled task(s)
                PID:2920
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:2908
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  8⤵
                    PID:1644
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "saves.exe" /P "Admin:N"
                    8⤵
                      PID:2152
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:R" /E
                      8⤵
                        PID:2748
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                        8⤵
                          PID:2792
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\b40d11255d" /P "Admin:N"
                          8⤵
                            PID:2800
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:R" /E
                            8⤵
                              PID:1208
                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\m3280700.exe
                        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\m3280700.exe
                        5⤵
                        • Executes dropped EXE
                        • Loads dropped DLL
                        PID:2472
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n7852691.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n7852691.exe
                      4⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      PID:2464
              • C:\Windows\system32\taskeng.exe
                taskeng.exe {D9CD5E35-84D7-43E4-8BFF-63A67CF8947E} S-1-5-21-778096762-2241304387-192235952-1000:AYFLYVMK\Admin:Interactive:[1]
                1⤵
                  PID:1444
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2092
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1488
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1116
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2816
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2788
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2408
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2716
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1184
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2056
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2528
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1752
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1596
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1336
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1104
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2744
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2116
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2476
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2908
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1020
                  • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                    2⤵
                    • Executes dropped EXE
                    PID:2192

                Network

                MITRE ATT&CK Matrix ATT&CK v13

                Execution

                Scheduled Task/Job

                1
                T1053

                Persistence

                Boot or Logon Autostart Execution

                1
                T1547

                Registry Run Keys / Startup Folder

                1
                T1547.001

                Scheduled Task/Job

                1
                T1053

                Privilege Escalation

                Boot or Logon Autostart Execution

                1
                T1547

                Registry Run Keys / Startup Folder

                1
                T1547.001

                Scheduled Task/Job

                1
                T1053

                Defense Evasion

                Modify Registry

                1
                T1112

                Discovery

                System Information Discovery

                1
                T1082

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • \Users\Admin\AppData\Local\Temp\IXP000.TMP\y2806158.exe
                  Filesize

                  1.3MB

                  MD5

                  f444d350db44153332aec8b6d8c84d4a

                  SHA1

                  143761c8ec5bf0db418193dd102626aa44166433

                  SHA256

                  7b61edd23dee370d6938bc4c891473176eb46e46ad570a95a3c8af5b7287504a

                  SHA512

                  6980b5ad263ee215b6038ff547f77d0e5fd0d754a05e177df766acc2d297d3b39c4f60d2316cd1a90e5fe952be56b53374d49abbf8177688b392e85b698b3b3e

                • \Users\Admin\AppData\Local\Temp\IXP001.TMP\y4061380.exe
                  Filesize

                  475KB

                  MD5

                  47111c2467fcc57226206434df4aef5f

                  SHA1

                  2f16a26e8ca33b317a9304eeb19641256263edbd

                  SHA256

                  500b30b9b08025fddc3de4a8e7f3e240b7ae4667515d13f4c855ac563c68eb74

                  SHA512

                  228e1c5151079c2e1b2ffca65c4a137e8c3bccdabf5c945ab99bc5acf31d1def7203cb4f49e79d8f061a81fe601f37eaf99ee9ddb94babea428beddf571459bd

                • \Users\Admin\AppData\Local\Temp\IXP002.TMP\n7852691.exe
                  Filesize

                  174KB

                  MD5

                  a9288b0c28cf6c9f101af480513c0aec

                  SHA1

                  9e39db8e0f69f2c9fc570fe5bd4f149f6076389b

                  SHA256

                  bd1e7065344daa64692539e244342eac35904a9f194a7eb75aa985e5cdb5037c

                  SHA512

                  8633b3e71b022e584d4ebfc69b8a278b7456490d57e14fa702af4aa115b8eb26755ea33c7943cf77319b9af5e2b6c364f7fabc97742dd7c9cf0091ad58c59709

                • \Users\Admin\AppData\Local\Temp\IXP002.TMP\y5044543.exe
                  Filesize

                  320KB

                  MD5

                  18e0243bb67ab7a819eab64ddf018649

                  SHA1

                  518c71661ce38ec4f991d55bee4e360dec8d8024

                  SHA256

                  cac8af5dededf0a8e40c2c27f39065fd3c49f06040f975fae9f34c5ac10eaee3

                  SHA512

                  1fdc724077828f4066f048c3afd591023ad4caca1bcd96dd1aa5aeb2667f5606171786bb45b69b03b2f393213f8658f08ec231b3c91e24d91e0c5cdca60145f2

                • \Users\Admin\AppData\Local\Temp\IXP003.TMP\l1481423.exe
                  Filesize

                  325KB

                  MD5

                  bfa836d65f048633b5ef820e342fdeb2

                  SHA1

                  958362033cb7c1a01bccd16a4ae3cc9922e6e110

                  SHA256

                  9fc979774b89cb53f091c6e39d56a3f8fb0ecaae260be2b2cb61089409666539

                  SHA512

                  2daf8d7a519d97f43fc570a041cabd3c83d2fe45926d7c7b1930da9d75f142bb4eef6b6004f414485833461823f0d71b16005458028ff7ff89f08f87f480f6a5

                • \Users\Admin\AppData\Local\Temp\IXP003.TMP\m3280700.exe
                  Filesize

                  140KB

                  MD5

                  dde5bb1752b2ca2ee22efd5a5d1e8f54

                  SHA1

                  813478bf68868d64925d5abcf2146015b24cd531

                  SHA256

                  d8c3b35ff30d29db325eb12e2fd81784ddec984e8ba23b3b8dfe03c5b84a3fce

                  SHA512

                  11accf17d9da7d8af7d120da294cfc69f7a6f11795cd7c01d65295d49afa16a65ffd17a3c10f9af781808bf72d9aae239d72281ec8dc19020bffcc7b7f974304

                • memory/2464-61-0x0000000000E80000-0x0000000000EB0000-memory.dmp
                  Filesize

                  192KB

                • memory/2464-62-0x0000000000510000-0x0000000000516000-memory.dmp
                  Filesize

                  24KB