Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2024 09:31

General

  • Target

    efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe

  • Size

    1.8MB

  • MD5

    4a6648001597e18b66583a0cb4acf0a3

  • SHA1

    216214d33e9e6ab1f40649cfc1647abc30f91ed3

  • SHA256

    efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd

  • SHA512

    896f3da600061f7c264ea175fa1d04271feddae66993f9db6690509348916e2c05df1c2117209909bf433c31ad5eb8aac438d148c6495c18be8a11e55516ca9f

  • SSDEEP

    49152:1C9J/8G7mO5SRh5Nxdu5WEWIh3nIG3ik8:KZ7h5S35Nxg5phh3nIG3h8

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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe
    "C:\Users\Admin\AppData\Local\Temp\efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • 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:4944
    • 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
      • Checks computer location settings
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4480
      • 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:4632
        • 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:1028
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2988
            • 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\831553292808_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1348
        • 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:1408
    • 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:5000
    • 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:4376
    • 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:2920

    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

      4a6648001597e18b66583a0cb4acf0a3

      SHA1

      216214d33e9e6ab1f40649cfc1647abc30f91ed3

      SHA256

      efc5b78dc1faef417f45e206f67d65c4677d63201b3327fc602af5e2265ad9cd

      SHA512

      896f3da600061f7c264ea175fa1d04271feddae66993f9db6690509348916e2c05df1c2117209909bf433c31ad5eb8aac438d148c6495c18be8a11e55516ca9f

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4zmj3x2f.hsc.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/1348-57-0x00007FFBEDAE0000-0x00007FFBEE5A1000-memory.dmp

      Filesize

      10.8MB

    • memory/1348-47-0x000001B80A880000-0x000001B80A8A2000-memory.dmp

      Filesize

      136KB

    • memory/1348-60-0x000001B80A860000-0x000001B80A870000-memory.dmp

      Filesize

      64KB

    • memory/1348-64-0x000001B80A860000-0x000001B80A870000-memory.dmp

      Filesize

      64KB

    • memory/1348-58-0x000001B80A860000-0x000001B80A870000-memory.dmp

      Filesize

      64KB

    • memory/1348-73-0x000001B80ADB0000-0x000001B80ADC2000-memory.dmp

      Filesize

      72KB

    • memory/1348-74-0x000001B80A840000-0x000001B80A84A000-memory.dmp

      Filesize

      40KB

    • memory/1348-80-0x00007FFBEDAE0000-0x00007FFBEE5A1000-memory.dmp

      Filesize

      10.8MB

    • memory/2920-121-0x0000000005810000-0x0000000005811000-memory.dmp

      Filesize

      4KB

    • memory/2920-115-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/2920-123-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/2920-116-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/2920-117-0x0000000005840000-0x0000000005841000-memory.dmp

      Filesize

      4KB

    • memory/2920-118-0x0000000005850000-0x0000000005851000-memory.dmp

      Filesize

      4KB

    • memory/2920-119-0x0000000005830000-0x0000000005831000-memory.dmp

      Filesize

      4KB

    • memory/2920-120-0x0000000005870000-0x0000000005871000-memory.dmp

      Filesize

      4KB

    • memory/2920-122-0x0000000005820000-0x0000000005821000-memory.dmp

      Filesize

      4KB

    • memory/4376-101-0x0000000004AF0000-0x0000000004AF1000-memory.dmp

      Filesize

      4KB

    • memory/4376-107-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4376-106-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

      Filesize

      4KB

    • memory/4376-99-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4376-100-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4376-103-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

      Filesize

      4KB

    • memory/4376-102-0x0000000004B00000-0x0000000004B01000-memory.dmp

      Filesize

      4KB

    • memory/4376-104-0x0000000004B20000-0x0000000004B21000-memory.dmp

      Filesize

      4KB

    • memory/4376-105-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

      Filesize

      4KB

    • memory/4480-29-0x0000000004E30000-0x0000000004E31000-memory.dmp

      Filesize

      4KB

    • memory/4480-111-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-35-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-124-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-34-0x0000000004E40000-0x0000000004E41000-memory.dmp

      Filesize

      4KB

    • memory/4480-63-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-113-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-112-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-59-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-110-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-109-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-108-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-23-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-25-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-33-0x0000000004E50000-0x0000000004E51000-memory.dmp

      Filesize

      4KB

    • memory/4480-32-0x0000000004E20000-0x0000000004E21000-memory.dmp

      Filesize

      4KB

    • memory/4480-26-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

      Filesize

      4KB

    • memory/4480-27-0x0000000004E00000-0x0000000004E01000-memory.dmp

      Filesize

      4KB

    • memory/4480-82-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-28-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

      Filesize

      4KB

    • memory/4480-93-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-94-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-95-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-96-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-97-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4480-31-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

      Filesize

      4KB

    • memory/4480-30-0x0000000004DC0000-0x0000000004DC1000-memory.dmp

      Filesize

      4KB

    • memory/4944-7-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

      Filesize

      4KB

    • memory/4944-6-0x0000000004B10000-0x0000000004B11000-memory.dmp

      Filesize

      4KB

    • memory/4944-1-0x0000000077994000-0x0000000077996000-memory.dmp

      Filesize

      8KB

    • memory/4944-2-0x00000000000F0000-0x00000000005B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4944-24-0x00000000000F0000-0x00000000005B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4944-11-0x0000000004B20000-0x0000000004B21000-memory.dmp

      Filesize

      4KB

    • memory/4944-10-0x0000000004B30000-0x0000000004B31000-memory.dmp

      Filesize

      4KB

    • memory/4944-3-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

      Filesize

      4KB

    • memory/4944-4-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

      Filesize

      4KB

    • memory/4944-5-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

      Filesize

      4KB

    • memory/4944-0-0x00000000000F0000-0x00000000005B4000-memory.dmp

      Filesize

      4.8MB

    • memory/4944-8-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

      Filesize

      4KB

    • memory/4944-9-0x0000000004B00000-0x0000000004B01000-memory.dmp

      Filesize

      4KB

    • memory/5000-68-0x0000000005940000-0x0000000005941000-memory.dmp

      Filesize

      4KB

    • memory/5000-62-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/5000-72-0x0000000005980000-0x0000000005981000-memory.dmp

      Filesize

      4KB

    • memory/5000-81-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB

    • memory/5000-66-0x0000000005950000-0x0000000005951000-memory.dmp

      Filesize

      4KB

    • memory/5000-69-0x0000000005990000-0x0000000005991000-memory.dmp

      Filesize

      4KB

    • memory/5000-70-0x0000000005920000-0x0000000005921000-memory.dmp

      Filesize

      4KB

    • memory/5000-71-0x0000000005930000-0x0000000005931000-memory.dmp

      Filesize

      4KB

    • memory/5000-67-0x0000000005960000-0x0000000005961000-memory.dmp

      Filesize

      4KB

    • memory/5000-65-0x0000000000FF0000-0x00000000014B4000-memory.dmp

      Filesize

      4.8MB