Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22-03-2024 06:17

General

  • Target

    b75d40a561eecad029bf31fcfd040387cf5aba05af9ab23c3c734ffb5ace9d8c.exe

  • Size

    1.8MB

  • MD5

    b504e3cd99671bb97782a2b61f29473a

  • SHA1

    ba02dc70044d50be70b1cf6615cafe592a1cf2d4

  • SHA256

    b75d40a561eecad029bf31fcfd040387cf5aba05af9ab23c3c734ffb5ace9d8c

  • SHA512

    4501a4f38e569f9423b08653eaa8fc88f076983d4203704518874b5d5affc19c6f4994cb3e4febc0d804192567d843a3e07d305d684184412f481ca635eee518

  • SSDEEP

    49152:VxgbSOnEXjAV0129KCyhnzDtyXuDfPFltAJLvcA:VC3ES0129KfzVLPFltCL

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Signatures

  • Amadey

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

  • RisePro

    RisePro stealer is an infostealer distributed by PrivateLoader.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 5 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Loads dropped DLL 3 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b75d40a561eecad029bf31fcfd040387cf5aba05af9ab23c3c734ffb5ace9d8c.exe
    "C:\Users\Admin\AppData\Local\Temp\b75d40a561eecad029bf31fcfd040387cf5aba05af9ab23c3c734ffb5ace9d8c.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
      "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4400
      • C:\Users\Admin\AppData\Local\Temp\1000022001\ab62514b5b.exe
        "C:\Users\Admin\AppData\Local\Temp\1000022001\ab62514b5b.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        PID:1420
      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        "C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"
        3⤵
          PID:4740
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
          3⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3284
          • C:\Windows\system32\rundll32.exe
            "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
            4⤵
            • Blocklisted process makes network request
            • Loads dropped DLL
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:1580
            • C:\Windows\system32\netsh.exe
              netsh wlan show profiles
              5⤵
                PID:2796
              • 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\084248216164_Desktop.zip' -CompressionLevel Optimal
                5⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2480
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main
            3⤵
            • Blocklisted process makes network request
            • Loads dropped DLL
            PID:5012
      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:4552
      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe
        1⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        PID:4884

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe

        Filesize

        1.8MB

        MD5

        b504e3cd99671bb97782a2b61f29473a

        SHA1

        ba02dc70044d50be70b1cf6615cafe592a1cf2d4

        SHA256

        b75d40a561eecad029bf31fcfd040387cf5aba05af9ab23c3c734ffb5ace9d8c

        SHA512

        4501a4f38e569f9423b08653eaa8fc88f076983d4203704518874b5d5affc19c6f4994cb3e4febc0d804192567d843a3e07d305d684184412f481ca635eee518

      • C:\Users\Admin\AppData\Local\Temp\1000022001\ab62514b5b.exe

        Filesize

        3.0MB

        MD5

        f7d0b9a47350b18977afac12f662e550

        SHA1

        d92a5804470b9092e8e4ab530b56742563674254

        SHA256

        dd4ac76fbf2a0922508e73a02bbc05a3c57d320d2f4a3c4d80ad9def9a4aef94

        SHA512

        7d562c1eb01174a6ea6f11c53e2eb1f58b426e9ee101eddd3fac1b28e45ba35b34f929ee3e269c2c4585a509b2698979cc53acb5949b9389ee5b848e47c74d36

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_afy2bn2s.bik.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll

        Filesize

        109KB

        MD5

        726cd06231883a159ec1ce28dd538699

        SHA1

        404897e6a133d255ad5a9c26ac6414d7134285a2

        SHA256

        12fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46

        SHA512

        9ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e

      • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll

        Filesize

        1.2MB

        MD5

        15a42d3e4579da615a384c717ab2109b

        SHA1

        22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

        SHA256

        3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

        SHA512

        1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

      • memory/1388-8-0x0000000004E40000-0x0000000004E41000-memory.dmp

        Filesize

        4KB

      • memory/1388-6-0x0000000004E90000-0x0000000004E91000-memory.dmp

        Filesize

        4KB

      • memory/1388-7-0x0000000004E30000-0x0000000004E31000-memory.dmp

        Filesize

        4KB

      • memory/1388-5-0x0000000004E50000-0x0000000004E51000-memory.dmp

        Filesize

        4KB

      • memory/1388-9-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

        Filesize

        4KB

      • memory/1388-10-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

        Filesize

        4KB

      • memory/1388-4-0x0000000004E70000-0x0000000004E71000-memory.dmp

        Filesize

        4KB

      • memory/1388-0-0x0000000000A80000-0x0000000000F45000-memory.dmp

        Filesize

        4.8MB

      • memory/1388-22-0x0000000000A80000-0x0000000000F45000-memory.dmp

        Filesize

        4.8MB

      • memory/1388-3-0x0000000004E60000-0x0000000004E61000-memory.dmp

        Filesize

        4KB

      • memory/1388-2-0x0000000000A80000-0x0000000000F45000-memory.dmp

        Filesize

        4.8MB

      • memory/1388-1-0x0000000077A66000-0x0000000077A68000-memory.dmp

        Filesize

        8KB

      • memory/1420-125-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-90-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-147-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-145-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-133-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-131-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-129-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-127-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-52-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-53-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-123-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-110-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-108-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-106-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-104-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/1420-103-0x0000000000CE0000-0x000000000108B000-memory.dmp

        Filesize

        3.7MB

      • memory/2480-81-0x0000029594C00000-0x0000029594C10000-memory.dmp

        Filesize

        64KB

      • memory/2480-78-0x00007FFB1C380000-0x00007FFB1CE42000-memory.dmp

        Filesize

        10.8MB

      • memory/2480-80-0x0000029594C00000-0x0000029594C10000-memory.dmp

        Filesize

        64KB

      • memory/2480-82-0x00000295AEE90000-0x00000295AEEA2000-memory.dmp

        Filesize

        72KB

      • memory/2480-83-0x00000295965D0000-0x00000295965DA000-memory.dmp

        Filesize

        40KB

      • memory/2480-89-0x00007FFB1C380000-0x00007FFB1CE42000-memory.dmp

        Filesize

        10.8MB

      • memory/2480-79-0x0000029594C00000-0x0000029594C10000-memory.dmp

        Filesize

        64KB

      • memory/2480-69-0x0000029596580000-0x00000295965A2000-memory.dmp

        Filesize

        136KB

      • memory/4400-135-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-146-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-92-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-25-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

        Filesize

        4KB

      • memory/4400-105-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-91-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-107-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-68-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-109-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-27-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

        Filesize

        4KB

      • memory/4400-148-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-29-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

        Filesize

        4KB

      • memory/4400-24-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-33-0x0000000004F30000-0x0000000004F31000-memory.dmp

        Filesize

        4KB

      • memory/4400-30-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

        Filesize

        4KB

      • memory/4400-28-0x0000000004F20000-0x0000000004F21000-memory.dmp

        Filesize

        4KB

      • memory/4400-31-0x0000000004F10000-0x0000000004F11000-memory.dmp

        Filesize

        4KB

      • memory/4400-132-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-32-0x0000000004F40000-0x0000000004F41000-memory.dmp

        Filesize

        4KB

      • memory/4400-130-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-122-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-56-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-124-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-23-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-126-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4400-26-0x0000000004F00000-0x0000000004F01000-memory.dmp

        Filesize

        4KB

      • memory/4400-128-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4552-116-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

        Filesize

        4KB

      • memory/4552-114-0x0000000004EF0000-0x0000000004EF1000-memory.dmp

        Filesize

        4KB

      • memory/4552-120-0x0000000004F20000-0x0000000004F21000-memory.dmp

        Filesize

        4KB

      • memory/4552-119-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

        Filesize

        4KB

      • memory/4552-118-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

        Filesize

        4KB

      • memory/4552-112-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4552-117-0x0000000004F30000-0x0000000004F31000-memory.dmp

        Filesize

        4KB

      • memory/4552-113-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4552-115-0x0000000004F00000-0x0000000004F01000-memory.dmp

        Filesize

        4KB

      • memory/4552-121-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4884-140-0x00000000050B0000-0x00000000050B1000-memory.dmp

        Filesize

        4KB

      • memory/4884-142-0x0000000005060000-0x0000000005061000-memory.dmp

        Filesize

        4KB

      • memory/4884-139-0x0000000005070000-0x0000000005071000-memory.dmp

        Filesize

        4KB

      • memory/4884-143-0x0000000005090000-0x0000000005091000-memory.dmp

        Filesize

        4KB

      • memory/4884-144-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4884-141-0x0000000005050000-0x0000000005051000-memory.dmp

        Filesize

        4KB

      • memory/4884-138-0x0000000005080000-0x0000000005081000-memory.dmp

        Filesize

        4KB

      • memory/4884-137-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB

      • memory/4884-136-0x0000000000450000-0x0000000000915000-memory.dmp

        Filesize

        4.8MB