Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-03-2024 02:14

General

  • Target

    3fa8f8c64210e0949184380e438a86e4d8e597c7b63cd8591232083b97fa5348.exe

  • Size

    420KB

  • MD5

    7b432411c12d3d0d31ecaf9011450e42

  • SHA1

    968943d42ba1e8938989b6ed1884195c2285396f

  • SHA256

    3fa8f8c64210e0949184380e438a86e4d8e597c7b63cd8591232083b97fa5348

  • SHA512

    6881c00ec9674a90b6390e18bcff67d0a5c837411f83955869a9cb2b62bccdedbc93561e70f6ddab7baaf908c8154de3a5bb982d0ee9ecc62363cc67d9cf563b

  • SSDEEP

    6144:lfBwgfV+aXoGJR1xpppStlxu4qGilNZZDLxFLWj4+36o9:l3V+anFxZUq1NZJ9N8qu

Malware Config

Extracted

Family

amadey

Version

4.18

Attributes
  • install_dir

    154561dcbf

  • install_file

    Dctooux.exe

  • strings_key

    2cd47fa043c815e1a033c67832f3c6a5

  • url_paths

    /j4Fvskd3/index.php

rc4.plain

Extracted

Family

redline

Botnet

LogsDiller Cloud (Telegram: @logsdillabot)

C2

5.42.65.68:29093

Signatures

  • Amadey

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

  • RedLine

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

  • RedLine payload 4 IoCs
  • Detects executables packed with unregistered version of .NET Reactor 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 16 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fa8f8c64210e0949184380e438a86e4d8e597c7b63cd8591232083b97fa5348.exe
    "C:\Users\Admin\AppData\Local\Temp\3fa8f8c64210e0949184380e438a86e4d8e597c7b63cd8591232083b97fa5348.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Users\Admin\AppData\Local\Temp\154561dcbf\Dctooux.exe
      "C:\Users\Admin\AppData\Local\Temp\154561dcbf\Dctooux.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2588
      • C:\Users\Admin\1000062002\nativecrypt.exe
        "C:\Users\Admin\1000062002\nativecrypt.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2568
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\810b84e2bfa3a9\cred64.dll, Main
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1532
        • C:\Windows\system32\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\810b84e2bfa3a9\cred64.dll, Main
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3052
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:668
            • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
              powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\298544033322_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1840
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\810b84e2bfa3a9\clip64.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:1540

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\1000062002\nativecrypt.exe

      Filesize

      425KB

      MD5

      867db3f60c59188cb4baf8a5aa399752

      SHA1

      64a62a163ef37dc75601aaa3a9b1459f6972ddd1

      SHA256

      5197def97c9d6e3f9c0e55f4a91a424ece5a89d4882a0d413a9260123010ec4c

      SHA512

      f9e6ab200331855e4686abe63cac501e6965fd4a80b26fbbeb70875500e9f0733187c5534e22309ef31cf8fc017f07cf1bd029dd2e093af57651349e8a015f45

    • C:\Users\Admin\AppData\Local\Temp\154561dcbf\Dctooux.exe

      Filesize

      420KB

      MD5

      7b432411c12d3d0d31ecaf9011450e42

      SHA1

      968943d42ba1e8938989b6ed1884195c2285396f

      SHA256

      3fa8f8c64210e0949184380e438a86e4d8e597c7b63cd8591232083b97fa5348

      SHA512

      6881c00ec9674a90b6390e18bcff67d0a5c837411f83955869a9cb2b62bccdedbc93561e70f6ddab7baaf908c8154de3a5bb982d0ee9ecc62363cc67d9cf563b

    • C:\Users\Admin\AppData\Local\Temp\298544033322

      Filesize

      64KB

      MD5

      09cbe414349af31a8b1ef47e523256ff

      SHA1

      31487adea108b8478fada6243311375b78f7442a

      SHA256

      64766337dc85c3bae063760c27c72f4697cef0aea33c2391dbef9775defb77c0

      SHA512

      902c2356b0f353808e7655d38d958a52be69a25f5f0f93a8aa7a8e8258d35b03cf45d3ef1bf8a328a2dcd1adf119c29366515fae720db3f4d005374343f2e062

    • C:\Users\Admin\AppData\Local\Temp\Tmp4B53.tmp

      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • C:\Users\Admin\AppData\Roaming\810b84e2bfa3a9\clip64.dll

      Filesize

      109KB

      MD5

      ca684dc5ebed4381701a39f1cc3a0fb2

      SHA1

      8c4a375aa583bd1c705597a7f45fd18934276770

      SHA256

      b8c5ad09c5b62fa8d8bcb8e1c317700274b4756d04fc964ccae38103c318ddd2

      SHA512

      8b414799e37d50f664e04e704ab06a8f6f25cb9f9c24f157e998a72aad9c0a0cd9435b42c629dc26643f039725d22a89ca3468dc39009d11d910420a80e9c510

    • C:\Users\Admin\AppData\Roaming\810b84e2bfa3a9\cred64.dll

      Filesize

      1.2MB

      MD5

      4876ee75ce2712147c41ff1277cd2d30

      SHA1

      3733dc92318f0c6b92cb201e49151686281acda6

      SHA256

      bbfba2d40f48c16a53b5806555c08aff1982c3fe4a77964963edbab9d7e672ed

      SHA512

      9bf25d4d0dfebd287b0c84abb64612b3db00a26b0217490b35925e77487d6c872632c936cedf1205c46ecbf9d4dfc9bc7600bee05afc550b30ae0d0964c5afe9

    • memory/1840-103-0x0000000002920000-0x00000000029A0000-memory.dmp

      Filesize

      512KB

    • memory/1840-101-0x0000000002920000-0x00000000029A0000-memory.dmp

      Filesize

      512KB

    • memory/1840-98-0x000000001B7D0000-0x000000001BAB2000-memory.dmp

      Filesize

      2.9MB

    • memory/1840-106-0x000007FEF4F30000-0x000007FEF58CD000-memory.dmp

      Filesize

      9.6MB

    • memory/1840-99-0x0000000001D20000-0x0000000001D28000-memory.dmp

      Filesize

      32KB

    • memory/1840-100-0x000007FEF4F30000-0x000007FEF58CD000-memory.dmp

      Filesize

      9.6MB

    • memory/1840-105-0x0000000002920000-0x00000000029A0000-memory.dmp

      Filesize

      512KB

    • memory/1840-104-0x0000000002920000-0x00000000029A0000-memory.dmp

      Filesize

      512KB

    • memory/1840-102-0x000007FEF4F30000-0x000007FEF58CD000-memory.dmp

      Filesize

      9.6MB

    • memory/2528-5-0x0000000002F80000-0x0000000002F81000-memory.dmp

      Filesize

      4KB

    • memory/2528-21-0x0000000000D80000-0x0000000000DEF000-memory.dmp

      Filesize

      444KB

    • memory/2528-1-0x0000000000F60000-0x0000000001060000-memory.dmp

      Filesize

      1024KB

    • memory/2528-17-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB

    • memory/2528-19-0x0000000000F60000-0x0000000001060000-memory.dmp

      Filesize

      1024KB

    • memory/2528-3-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB

    • memory/2528-2-0x0000000000D80000-0x0000000000DEF000-memory.dmp

      Filesize

      444KB

    • memory/2568-45-0x0000000000CA0000-0x0000000000DA0000-memory.dmp

      Filesize

      1024KB

    • memory/2568-46-0x0000000000220000-0x000000000027F000-memory.dmp

      Filesize

      380KB

    • memory/2568-114-0x00000000732A0000-0x000000007398E000-memory.dmp

      Filesize

      6.9MB

    • memory/2568-113-0x0000000000CA0000-0x0000000000DA0000-memory.dmp

      Filesize

      1024KB

    • memory/2568-53-0x0000000005160000-0x00000000051A0000-memory.dmp

      Filesize

      256KB

    • memory/2568-52-0x00000000028E0000-0x0000000002936000-memory.dmp

      Filesize

      344KB

    • memory/2568-51-0x0000000005160000-0x00000000051A0000-memory.dmp

      Filesize

      256KB

    • memory/2568-50-0x0000000005160000-0x00000000051A0000-memory.dmp

      Filesize

      256KB

    • memory/2568-48-0x0000000002750000-0x00000000027A8000-memory.dmp

      Filesize

      352KB

    • memory/2568-49-0x00000000732A0000-0x000000007398E000-memory.dmp

      Filesize

      6.9MB

    • memory/2568-47-0x0000000000400000-0x0000000000B13000-memory.dmp

      Filesize

      7.1MB

    • memory/2568-112-0x0000000000400000-0x0000000000B13000-memory.dmp

      Filesize

      7.1MB

    • memory/2568-111-0x0000000005160000-0x00000000051A0000-memory.dmp

      Filesize

      256KB

    • memory/2568-108-0x0000000000CA0000-0x0000000000DA0000-memory.dmp

      Filesize

      1024KB

    • memory/2568-109-0x00000000732A0000-0x000000007398E000-memory.dmp

      Filesize

      6.9MB

    • memory/2588-110-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB

    • memory/2588-22-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB

    • memory/2588-73-0x00000000002F0000-0x00000000003F0000-memory.dmp

      Filesize

      1024KB

    • memory/2588-72-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB

    • memory/2588-74-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB

    • memory/2588-20-0x00000000002F0000-0x00000000003F0000-memory.dmp

      Filesize

      1024KB

    • memory/2588-128-0x0000000000400000-0x0000000000B12000-memory.dmp

      Filesize

      7.1MB