Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240214-en
  • resource tags

    arch:x64arch:x86image:win11-20240214-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    26-03-2024 01:46

General

  • Target

    4b5bae459e95731d2d533048edb68326231d961189e6cd5e446a8a88bc066661.exe

  • Size

    1.8MB

  • MD5

    6fee0060a5ee2c45364ab3396b92e4ce

  • SHA1

    2850a8372c8b9c3ef580a7babef6c76e3107f647

  • SHA256

    4b5bae459e95731d2d533048edb68326231d961189e6cd5e446a8a88bc066661

  • SHA512

    8bbec478f24d3e679c6e332a42d575197224485dee6d04a9f2f523afa7c86609304e4f412882fa64bea790d4a4c313d9fc4cd58e4bcbbac76f10c0c45f1e21e7

  • SSDEEP

    49152:smVcWmXn7L55ghh3Xdu2464oXCpO/n1bVN:smVcz37LMBvUw1B

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.

  • 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b5bae459e95731d2d533048edb68326231d961189e6cd5e446a8a88bc066661.exe
    "C:\Users\Admin\AppData\Local\Temp\4b5bae459e95731d2d533048edb68326231d961189e6cd5e446a8a88bc066661.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 WriteProcessMemory
    PID:2232
    • 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
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4288
      • 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:2316
        • 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:4600
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4888
            • 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\567984660271_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4984
        • 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:1800
    • 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:900
    • 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:4960
    • 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:1836

    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

      6fee0060a5ee2c45364ab3396b92e4ce

      SHA1

      2850a8372c8b9c3ef580a7babef6c76e3107f647

      SHA256

      4b5bae459e95731d2d533048edb68326231d961189e6cd5e446a8a88bc066661

      SHA512

      8bbec478f24d3e679c6e332a42d575197224485dee6d04a9f2f523afa7c86609304e4f412882fa64bea790d4a4c313d9fc4cd58e4bcbbac76f10c0c45f1e21e7

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_knnuw2gg.wdt.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/900-75-0x0000000004E60000-0x0000000004E61000-memory.dmp

      Filesize

      4KB

    • memory/900-73-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

      Filesize

      4KB

    • memory/900-68-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/900-74-0x0000000004E50000-0x0000000004E51000-memory.dmp

      Filesize

      4KB

    • memory/900-70-0x0000000004E80000-0x0000000004E81000-memory.dmp

      Filesize

      4KB

    • memory/900-76-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/900-72-0x0000000004E70000-0x0000000004E71000-memory.dmp

      Filesize

      4KB

    • memory/900-71-0x0000000004E90000-0x0000000004E91000-memory.dmp

      Filesize

      4KB

    • memory/900-69-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/1836-117-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

      Filesize

      4KB

    • memory/1836-111-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/1836-116-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

      Filesize

      4KB

    • memory/1836-119-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/1836-113-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

      Filesize

      4KB

    • memory/1836-114-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

      Filesize

      4KB

    • memory/1836-118-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

      Filesize

      4KB

    • memory/1836-115-0x0000000005010000-0x0000000005011000-memory.dmp

      Filesize

      4KB

    • memory/1836-112-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/2232-10-0x0000000004E40000-0x0000000004E41000-memory.dmp

      Filesize

      4KB

    • memory/2232-21-0x0000000000040000-0x00000000004F6000-memory.dmp

      Filesize

      4.7MB

    • memory/2232-0-0x0000000000040000-0x00000000004F6000-memory.dmp

      Filesize

      4.7MB

    • memory/2232-9-0x0000000004E50000-0x0000000004E51000-memory.dmp

      Filesize

      4KB

    • memory/2232-8-0x0000000004E00000-0x0000000004E01000-memory.dmp

      Filesize

      4KB

    • memory/2232-6-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

      Filesize

      4KB

    • memory/2232-7-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

      Filesize

      4KB

    • memory/2232-5-0x0000000004E20000-0x0000000004E21000-memory.dmp

      Filesize

      4KB

    • memory/2232-4-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

      Filesize

      4KB

    • memory/2232-3-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

      Filesize

      4KB

    • memory/2232-2-0x0000000000040000-0x00000000004F6000-memory.dmp

      Filesize

      4.7MB

    • memory/2232-1-0x0000000077026000-0x0000000077028000-memory.dmp

      Filesize

      8KB

    • memory/4288-24-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-108-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-23-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-26-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

      Filesize

      4KB

    • memory/4288-27-0x0000000005010000-0x0000000005011000-memory.dmp

      Filesize

      4KB

    • memory/4288-28-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

      Filesize

      4KB

    • memory/4288-29-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

      Filesize

      4KB

    • memory/4288-25-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

      Filesize

      4KB

    • memory/4288-30-0x0000000005030000-0x0000000005031000-memory.dmp

      Filesize

      4KB

    • memory/4288-45-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-33-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-87-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-88-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-89-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-90-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-91-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-92-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-31-0x0000000005020000-0x0000000005021000-memory.dmp

      Filesize

      4KB

    • memory/4288-32-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-109-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-107-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-106-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-105-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4288-104-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4960-97-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

      Filesize

      4KB

    • memory/4960-103-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4960-95-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4960-94-0x0000000000550000-0x0000000000A06000-memory.dmp

      Filesize

      4.7MB

    • memory/4960-99-0x0000000005020000-0x0000000005021000-memory.dmp

      Filesize

      4KB

    • memory/4960-96-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

      Filesize

      4KB

    • memory/4960-98-0x0000000004FD0000-0x0000000004FD1000-memory.dmp

      Filesize

      4KB

    • memory/4960-101-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

      Filesize

      4KB

    • memory/4960-100-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

      Filesize

      4KB

    • memory/4960-102-0x0000000005010000-0x0000000005011000-memory.dmp

      Filesize

      4KB

    • memory/4984-60-0x000002B9BED10000-0x000002B9BED1A000-memory.dmp

      Filesize

      40KB

    • memory/4984-55-0x00007FFA96B60000-0x00007FFA97622000-memory.dmp

      Filesize

      10.8MB

    • memory/4984-54-0x000002B9BEA90000-0x000002B9BEAB2000-memory.dmp

      Filesize

      136KB

    • memory/4984-56-0x000002B9BEA50000-0x000002B9BEA60000-memory.dmp

      Filesize

      64KB

    • memory/4984-57-0x000002B9BEA50000-0x000002B9BEA60000-memory.dmp

      Filesize

      64KB

    • memory/4984-58-0x000002B9BEA50000-0x000002B9BEA60000-memory.dmp

      Filesize

      64KB

    • memory/4984-59-0x000002B9BED20000-0x000002B9BED32000-memory.dmp

      Filesize

      72KB

    • memory/4984-66-0x00007FFA96B60000-0x00007FFA97622000-memory.dmp

      Filesize

      10.8MB