Analysis

  • max time kernel
    147s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    20-04-2024 17:21

General

  • Target

    d4d1d1c7bbe05e60beb4bd3afe40994d6da9d7dd4a1860ada76fcf9601e784e3.exe

  • Size

    3.1MB

  • MD5

    00fbf4d07fd4393e9d31543312489a60

  • SHA1

    08c4243f594ab761ee6d19a0213cf1a60ebdc5fb

  • SHA256

    d4d1d1c7bbe05e60beb4bd3afe40994d6da9d7dd4a1860ada76fcf9601e784e3

  • SHA512

    a02fe499481fb311ab7c44221e41b697a30e4328c6f9bfb853a552cb33a748425eeb45d7cc77e2730b160baf8e05112589299015179b483efa07c8372a7150e1

  • SSDEEP

    49152:0D8oHs/Uadmc8Ttg6fVRTvxqZ0bqbG97JOa8lfiGLI:u8r/Uadmc8Ttg6fVtxKYmaYa8UWI

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 4 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 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 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 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4d1d1c7bbe05e60beb4bd3afe40994d6da9d7dd4a1860ada76fcf9601e784e3.exe
    "C:\Users\Admin\AppData\Local\Temp\d4d1d1c7bbe05e60beb4bd3afe40994d6da9d7dd4a1860ada76fcf9601e784e3.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:4416
    • 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:3036
      • 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:4648
        • 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:3240
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:2732
            • 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\344820275820_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1896
        • 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:2464
    • 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:3356
    • 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:2720

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      3.1MB

      MD5

      00fbf4d07fd4393e9d31543312489a60

      SHA1

      08c4243f594ab761ee6d19a0213cf1a60ebdc5fb

      SHA256

      d4d1d1c7bbe05e60beb4bd3afe40994d6da9d7dd4a1860ada76fcf9601e784e3

      SHA512

      a02fe499481fb311ab7c44221e41b697a30e4328c6f9bfb853a552cb33a748425eeb45d7cc77e2730b160baf8e05112589299015179b483efa07c8372a7150e1

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zafmm2bm.vkf.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/1896-61-0x000001E2EA5B0000-0x000001E2EA5C2000-memory.dmp

      Filesize

      72KB

    • memory/1896-60-0x000001E2D1DF0000-0x000001E2D1E00000-memory.dmp

      Filesize

      64KB

    • memory/1896-58-0x000001E2D1DF0000-0x000001E2D1E00000-memory.dmp

      Filesize

      64KB

    • memory/1896-57-0x00007FFFDFE90000-0x00007FFFE0952000-memory.dmp

      Filesize

      10.8MB

    • memory/1896-56-0x000001E2D1E90000-0x000001E2D1EB2000-memory.dmp

      Filesize

      136KB

    • memory/1896-68-0x00007FFFDFE90000-0x00007FFFE0952000-memory.dmp

      Filesize

      10.8MB

    • memory/1896-62-0x000001E2EA140000-0x000001E2EA14A000-memory.dmp

      Filesize

      40KB

    • memory/1896-59-0x000001E2D1DF0000-0x000001E2D1E00000-memory.dmp

      Filesize

      64KB

    • memory/2720-98-0x0000000005150000-0x0000000005151000-memory.dmp

      Filesize

      4KB

    • memory/2720-102-0x0000000005130000-0x0000000005131000-memory.dmp

      Filesize

      4KB

    • memory/2720-101-0x0000000005120000-0x0000000005121000-memory.dmp

      Filesize

      4KB

    • memory/2720-100-0x0000000005180000-0x0000000005181000-memory.dmp

      Filesize

      4KB

    • memory/2720-97-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/2720-99-0x0000000005140000-0x0000000005141000-memory.dmp

      Filesize

      4KB

    • memory/2720-103-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-27-0x0000000005510000-0x0000000005511000-memory.dmp

      Filesize

      4KB

    • memory/3036-95-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-31-0x0000000005570000-0x0000000005571000-memory.dmp

      Filesize

      4KB

    • memory/3036-32-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-33-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-34-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-35-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-29-0x00000000054F0000-0x00000000054F1000-memory.dmp

      Filesize

      4KB

    • memory/3036-47-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-26-0x0000000005530000-0x0000000005531000-memory.dmp

      Filesize

      4KB

    • memory/3036-28-0x0000000005550000-0x0000000005551000-memory.dmp

      Filesize

      4KB

    • memory/3036-106-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-25-0x0000000005520000-0x0000000005521000-memory.dmp

      Filesize

      4KB

    • memory/3036-24-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-23-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-105-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-104-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-30-0x0000000005500000-0x0000000005501000-memory.dmp

      Filesize

      4KB

    • memory/3036-94-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-79-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-93-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-92-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-91-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3036-90-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3356-83-0x0000000005500000-0x0000000005501000-memory.dmp

      Filesize

      4KB

    • memory/3356-86-0x00000000054D0000-0x00000000054D1000-memory.dmp

      Filesize

      4KB

    • memory/3356-87-0x00000000054E0000-0x00000000054E1000-memory.dmp

      Filesize

      4KB

    • memory/3356-88-0x0000000005510000-0x0000000005511000-memory.dmp

      Filesize

      4KB

    • memory/3356-89-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3356-85-0x0000000005530000-0x0000000005531000-memory.dmp

      Filesize

      4KB

    • memory/3356-84-0x00000000054F0000-0x00000000054F1000-memory.dmp

      Filesize

      4KB

    • memory/3356-82-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/3356-81-0x0000000000C20000-0x0000000000F32000-memory.dmp

      Filesize

      3.1MB

    • memory/4416-3-0x0000000005520000-0x0000000005521000-memory.dmp

      Filesize

      4KB

    • memory/4416-5-0x0000000005510000-0x0000000005511000-memory.dmp

      Filesize

      4KB

    • memory/4416-6-0x0000000005560000-0x0000000005561000-memory.dmp

      Filesize

      4KB

    • memory/4416-7-0x00000000054F0000-0x00000000054F1000-memory.dmp

      Filesize

      4KB

    • memory/4416-8-0x0000000005500000-0x0000000005501000-memory.dmp

      Filesize

      4KB

    • memory/4416-9-0x0000000005550000-0x0000000005551000-memory.dmp

      Filesize

      4KB

    • memory/4416-4-0x0000000005530000-0x0000000005531000-memory.dmp

      Filesize

      4KB

    • memory/4416-2-0x0000000000F40000-0x0000000001252000-memory.dmp

      Filesize

      3.1MB

    • memory/4416-1-0x0000000076EF6000-0x0000000076EF8000-memory.dmp

      Filesize

      8KB

    • memory/4416-10-0x0000000005570000-0x0000000005571000-memory.dmp

      Filesize

      4KB

    • memory/4416-22-0x0000000000F40000-0x0000000001252000-memory.dmp

      Filesize

      3.1MB

    • memory/4416-0-0x0000000000F40000-0x0000000001252000-memory.dmp

      Filesize

      3.1MB