Analysis

  • max time kernel
    149s
  • 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
    22-05-2024 19:04

General

  • Target

    c1d1b117a294542d27caa4ebc382b5fc76b02e11a9e65fa6db0a33433cb6e435.exe

  • Size

    812KB

  • MD5

    f5f40df358fb020b709a87b5ed4ec4d3

  • SHA1

    7a1412af73b32c7c9a61007863b57f50570645b2

  • SHA256

    c1d1b117a294542d27caa4ebc382b5fc76b02e11a9e65fa6db0a33433cb6e435

  • SHA512

    f45fd35998f15a6204494bb8e99391571f35e6e4867e56bf78a818062c75942eea2a63cf93df732f7ed0d6eaf79d49e4a165b1b6ad62df994550e57a1125d3ba

  • SSDEEP

    12288:AMrsy90fafIyG5ojpCh/IL7ElM0kHP5/rmMsj+IgMcFLzZp1/9mOh8++OM:cyMojpCh/+7C4xrmMi+I4Fpr/kOh8D3

Malware Config

Extracted

Family

amadey

Version

3.87

Botnet

59b440

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

mrak

C2

77.91.124.82:19071

Attributes
  • auth_value

    7d9a335ab5dfd42d374867c96fe25302

Signatures

  • Amadey

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

  • 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 9 IoCs
  • Windows security modification 2 TTPs 2 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c1d1b117a294542d27caa4ebc382b5fc76b02e11a9e65fa6db0a33433cb6e435.exe
    "C:\Users\Admin\AppData\Local\Temp\c1d1b117a294542d27caa4ebc382b5fc76b02e11a9e65fa6db0a33433cb6e435.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4924
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1387297.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1387297.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4928
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2122202.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2122202.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2196
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8979577.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8979577.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4332
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8871577.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8871577.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:456
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4096492.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4096492.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2956
            • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
              "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:3452
              • 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:644
              • 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:3280
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  8⤵
                    PID:856
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "saves.exe" /P "Admin:N"
                    8⤵
                      PID:3084
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:R" /E
                      8⤵
                        PID:892
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                        8⤵
                          PID:4080
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\b40d11255d" /P "Admin:N"
                          8⤵
                            PID:1928
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:R" /E
                            8⤵
                              PID:5056
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5613002.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5613002.exe
                      4⤵
                      • Executes dropped EXE
                      PID:1032
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:2564
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4420

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1387297.exe

                Filesize

                706KB

                MD5

                522fdd513a2e5654aaa1a86d8e877b19

                SHA1

                b36b076c3e4bea5f683ed6fd65e0f56f59fd4703

                SHA256

                fab11a184d850740e499a941bbd192c2ae7a487a63a67ea2f0a7c0a45aef14fa

                SHA512

                174fd0cc19fcb878a7035aece12c2e9ddaef1a0137ad601b73bad309a98db421543e86f1bb6f581e515605582c75c0b7b8fa6c02df629bc184b7db137627c612

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x2122202.exe

                Filesize

                540KB

                MD5

                1a745ab8cfd599fc9c392009aacafbaa

                SHA1

                9f522b3692ba9e2c5833a1c5e5f45c198692c4b8

                SHA256

                f24e88d400df87994bf16d3edc7036915254a98ac02cdb85d7a7daf8338f8075

                SHA512

                28d810a014daad02f78d71706f3cf9c74ae1945f98636e31f3752c16a11df0f92171208e42c44de5a6c082e56699f9f01a7c733e9c511e521af7c6445894b21a

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i5613002.exe

                Filesize

                173KB

                MD5

                7864b1aff2c27dd1452aa65fa83b545a

                SHA1

                ebb0d7fe16ffdd7dc3c90ee61f42120d8479b9a1

                SHA256

                54ad7fb552b2eac93cd95105cf40c2a1b1a219733c536c11ba93ea8d8dee8985

                SHA512

                cc573f625b4bf617287ea94d1ee686dbe243589107c9803b72c4f38469692bd4481277bdcca08987be0c14c705ac08e5f2e58b4c4b0832957b32b9e71a4d6525

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8979577.exe

                Filesize

                384KB

                MD5

                ea910a7ec0183340f8856c5895f0e75e

                SHA1

                6ab28ea7b498b01c81b0ddaf623aa44c4324ae5b

                SHA256

                81d51185b167aca1b95751beab6f801780af97c16ed63046b5011dbcfd51267e

                SHA512

                ce64f7d346ee014e005cf07dead2d2252fac07204579031215e5ba4fa09a93cd55fab5fc9feb502a2cbfa6b7fb3c32b0da77b136e513de342636af7c8ecc2f2f

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8871577.exe

                Filesize

                185KB

                MD5

                9ac79fd58e2092e7d6d33c9798339513

                SHA1

                98023b23d8675ae3f8f09ead186d86b04e49f03d

                SHA256

                b76bbfc7392e271c95f11f70e4d21d0a15a03458f6828e88257a037f5b6ea66c

                SHA512

                ed99e76bd60a67fa6db1f91a7cb3ae6883fb23e48da47c4ed09b1b7067a87be7043a3a59671e5302ec37ce22d6e7c394deb799afe93bc79fe85016969575cc57

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h4096492.exe

                Filesize

                335KB

                MD5

                d25095eecf2b86ee32bec8020907f858

                SHA1

                b07bf66a028e6c769e314ac6e06a12f62aa30e12

                SHA256

                7411f1a815a2b183c3759a3282b05c17f23324cb320a1190719c5ca136329d19

                SHA512

                61725e00b4fc3a0158b3228ce48933b33a13e122ae418bc30dfbc6a99b522978cafc3cb7e4a5e1899780abbba0b720eaaff50bf7790d224d100b2660253e0127

              • memory/456-58-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-36-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-30-0x00000000049A0000-0x00000000049BC000-memory.dmp

                Filesize

                112KB

              • memory/456-56-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-54-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-52-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-50-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-46-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-47-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-44-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-43-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-40-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-38-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-48-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-35-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-32-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-31-0x00000000049A0000-0x00000000049B6000-memory.dmp

                Filesize

                88KB

              • memory/456-29-0x0000000004BA0000-0x0000000005144000-memory.dmp

                Filesize

                5.6MB

              • memory/456-28-0x0000000002170000-0x000000000218E000-memory.dmp

                Filesize

                120KB

              • memory/1032-75-0x0000000000B80000-0x0000000000BB0000-memory.dmp

                Filesize

                192KB

              • memory/1032-76-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

                Filesize

                24KB

              • memory/1032-77-0x0000000005AF0000-0x0000000006108000-memory.dmp

                Filesize

                6.1MB

              • memory/1032-78-0x00000000055E0000-0x00000000056EA000-memory.dmp

                Filesize

                1.0MB

              • memory/1032-79-0x0000000005500000-0x0000000005512000-memory.dmp

                Filesize

                72KB

              • memory/1032-80-0x0000000005560000-0x000000000559C000-memory.dmp

                Filesize

                240KB

              • memory/1032-81-0x00000000056F0000-0x000000000573C000-memory.dmp

                Filesize

                304KB