Analysis

  • max time kernel
    135s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 19:12

General

  • Target

    26dae86d0011ac84e93abfd2169b28a6dee3498b8be9c3b84f657506d4e2a9a2.exe

  • Size

    1.0MB

  • MD5

    ba3d04982933c6b5e4050768f8d27f0b

  • SHA1

    3e7af9fd14b090eb598b58bc812338c23009db69

  • SHA256

    26dae86d0011ac84e93abfd2169b28a6dee3498b8be9c3b84f657506d4e2a9a2

  • SHA512

    5fb8eb13c25e277be1932963e05577779035e1792f5704196593a6d4ceeb60e09f222623ab81feba01fe6bf00bcdd1602f7943a80c7cbca2e32a30cbaf44dd96

  • SSDEEP

    24576:1yw7VWue42Icf3RTglp+BQ+Qkkpawj42cM/ov98jC:QwBWueVRTglo/PK/j41kov9a

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

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.

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

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

  • Program crash 1 IoCs
  • 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26dae86d0011ac84e93abfd2169b28a6dee3498b8be9c3b84f657506d4e2a9a2.exe
    "C:\Users\Admin\AppData\Local\Temp\26dae86d0011ac84e93abfd2169b28a6dee3498b8be9c3b84f657506d4e2a9a2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2754612.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2754612.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1900
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2645491.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2645491.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2336
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z6672216.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z6672216.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2416
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8378150.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8378150.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:4636
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5871135.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5871135.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:5108
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                7⤵
                  PID:5104
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  7⤵
                    PID:5080
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                    7⤵
                      PID:3220
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                      7⤵
                      • Modifies Windows Defender Real-time Protection settings
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:4812
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 5108 -s 608
                      7⤵
                      • Program crash
                      PID:2228
                  • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r4692845.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r4692845.exe
                    6⤵
                    • Checks computer location settings
                    • Executes dropped EXE
                    • Suspicious use of WriteProcessMemory
                    PID:2592
                    • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
                      "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe"
                      7⤵
                      • Checks computer location settings
                      • Executes dropped EXE
                      • Suspicious use of WriteProcessMemory
                      PID:3024
                      • 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
                        8⤵
                        • Creates scheduled task(s)
                        PID:812
                      • 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
                        8⤵
                        • Suspicious use of WriteProcessMemory
                        PID:2524
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                          9⤵
                            PID:4932
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "explonde.exe" /P "Admin:N"
                            9⤵
                              PID:1908
                            • C:\Windows\SysWOW64\cacls.exe
                              CACLS "explonde.exe" /P "Admin:R" /E
                              9⤵
                                PID:4356
                              • C:\Windows\SysWOW64\cmd.exe
                                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                                9⤵
                                  PID:1684
                                • C:\Windows\SysWOW64\cacls.exe
                                  CACLS "..\fefffe8cea" /P "Admin:N"
                                  9⤵
                                    PID:4452
                                  • C:\Windows\SysWOW64\cacls.exe
                                    CACLS "..\fefffe8cea" /P "Admin:R" /E
                                    9⤵
                                      PID:4540
                            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s7005503.exe
                              C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s7005503.exe
                              5⤵
                              • Executes dropped EXE
                              PID:5036
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5108 -ip 5108
                      1⤵
                        PID:1588
                      • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
                        C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
                        1⤵
                        • Executes dropped EXE
                        PID:3688
                      • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
                        C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
                        1⤵
                        • Executes dropped EXE
                        PID:2156

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2754612.exe

                        Filesize

                        850KB

                        MD5

                        c751e10c732cc5bf2eedcd2813487ffa

                        SHA1

                        a3d13f13650262ff1841b53d58f59306a68f0708

                        SHA256

                        7c73768dbb0024a9cc70c99b0d8c6e02d7e9546d37e4b30179dad97261ba668b

                        SHA512

                        b78ed1fbce442eef74934fe2bdf59488a1d42495657726f25b5d4f2335c886d906125f822067381b9d78ee41a5c2af35404126029b799b6e82a1cfaa1f49bac1

                      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z2645491.exe

                        Filesize

                        613KB

                        MD5

                        ae13e6504bf58173a6e6f18f0b9e8adb

                        SHA1

                        174be879f0787d5a9a2b310f5f27755ba6889687

                        SHA256

                        629b84c16cd202737daabf0edd413802d82a4d26ef52df5f80ff7b3fe2562444

                        SHA512

                        3dd36855231d62d0722f9e8dda8a169baf2c9af942afa32fc9945e22dc356111b8e84286764f6e950d19207d64b310a55e4d2890e375806c62fa67369b814bef

                      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z6672216.exe

                        Filesize

                        430KB

                        MD5

                        7fa33dd9b62bf389c6f5c8f8027fb626

                        SHA1

                        26a94ca327753dce3e15cf016650e4d7adc36256

                        SHA256

                        c60768d9b0e26029b68c6842a1c25ae2002775dbb2a5b073f739129dd5dd46e7

                        SHA512

                        6041ccbf52073e28dacf43122d843a258a84a81f2f8b0cab185ae2d152ee26a960f35acbe56ee97207cd292e87350a752a0522bef7a3444e639cccd2d41c6544

                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s7005503.exe

                        Filesize

                        176KB

                        MD5

                        3ec4ca9ae67ef1b895a8891c2e791d05

                        SHA1

                        d41d124081c0c52df171567143529442270526d0

                        SHA256

                        36d844c42437c1527fc2bef29ed66977108eefaf740720e3e2e3dfdf155710ff

                        SHA512

                        968456e047df706dce30a296f9a37a75919b42399dfd736fb4caa04d720975485790ee6f8564aaab7c35e9f3e6bef86e5fa4c872419d385d4ed8759c3c4c1c89

                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z8378150.exe

                        Filesize

                        274KB

                        MD5

                        431affb77ccaa39b93ab4a151b823bc7

                        SHA1

                        93e38418ffa6dcd96b0e22d9639f946b44fe6384

                        SHA256

                        46556986ac5180d697f99a91a42f096e3d41f73622ec2320ee0a605a46372030

                        SHA512

                        7cb29c47742b8f6f66116f790116074e50dd7b2ecb07612361e7d7d3075380fc162be6cd25f9016fbb658fa400986849cd557f34cb3beeb5b8ce0182b3cc4fca

                      • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5871135.exe

                        Filesize

                        135KB

                        MD5

                        78b0e7f4465d9703edfb15e42a706583

                        SHA1

                        5eb6ca47a581095ce3c641fb83d0569c78f74b2a

                        SHA256

                        d1e71fbaebc91ac288440e4ec92bc2e772cbfb3de71455198a4ffcbc7819483b

                        SHA512

                        ef80fd50943087dc408e0cc51fba6c060fe3d7f54936b7ab12ef07d08093c7d423b7424c675a1882b68d78ac9e4d06cb45f0360de8fe833e1ee59a85b1ba192c

                      • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r4692845.exe

                        Filesize

                        221KB

                        MD5

                        12850cda424057e7028f2b8fc3acc611

                        SHA1

                        116a74f211cc77cd899b1e19df307fbd3e319d0a

                        SHA256

                        a2f6a0b068e2f33384c0ad8c0f4dd4be755005f5ca2598c7f52b1be4b39a58f5

                        SHA512

                        a606db4dcfdb410ade76087d61548e0820e6be9c8842b6d0cbf5c1c2a22a2e2ec532c273b242ca5aa7c3e68cc4417e1fbdd318c5d458166fc33cc1d8266ab152

                      • memory/4812-35-0x0000000000400000-0x000000000040A000-memory.dmp

                        Filesize

                        40KB

                      • memory/5036-52-0x0000000003050000-0x0000000003056000-memory.dmp

                        Filesize

                        24KB

                      • memory/5036-53-0x0000000005E60000-0x0000000006478000-memory.dmp

                        Filesize

                        6.1MB

                      • memory/5036-54-0x0000000005950000-0x0000000005A5A000-memory.dmp

                        Filesize

                        1.0MB

                      • memory/5036-55-0x0000000005710000-0x0000000005722000-memory.dmp

                        Filesize

                        72KB

                      • memory/5036-56-0x0000000005880000-0x00000000058BC000-memory.dmp

                        Filesize

                        240KB

                      • memory/5036-57-0x00000000058D0000-0x000000000591C000-memory.dmp

                        Filesize

                        304KB

                      • memory/5036-51-0x0000000000D60000-0x0000000000D90000-memory.dmp

                        Filesize

                        192KB