Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2024 14:14

General

  • Target

    73c5d9e43e4b6e5c6ba65b7dae9c0fb32f77a1700fc070bc196b30352f1b258f.exe

  • Size

    1.9MB

  • MD5

    63d5469fa882500882de9a0507a978ff

  • SHA1

    1325a250d3cd329e2d80531b156a5684b107c0ff

  • SHA256

    73c5d9e43e4b6e5c6ba65b7dae9c0fb32f77a1700fc070bc196b30352f1b258f

  • SHA512

    eb0329f192c50a57468deeca060eed775e7691633653870f6a5514b4d0a0393745fec8bfe042c5441a2e2b6ebfa2628fa95196074f7d893b153736af80b39d4d

  • SSDEEP

    49152:VFmBNlE2+2flGqTu5nUa/H+Hebaaym/a2kUD:vmDNflF5a/+HeCm/aNk

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.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • 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 21 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\73c5d9e43e4b6e5c6ba65b7dae9c0fb32f77a1700fc070bc196b30352f1b258f.exe
    "C:\Users\Admin\AppData\Local\Temp\73c5d9e43e4b6e5c6ba65b7dae9c0fb32f77a1700fc070bc196b30352f1b258f.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:2136
    • 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:2604
      • 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:1184
        • 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:3224
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3420
            • 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\808065738166_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4108
        • 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:4048
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3816 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:5016
      • 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:3624
      • 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:1156

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        722KB

        MD5

        6cb6131894515c4d427a8e171e1c33af

        SHA1

        48ec93674db9460db8cc7ca5160600b86d4d88ab

        SHA256

        a612ce3ac381dd17a6614e13cb239e178e793e0c50574b0fedfb02b755c73816

        SHA512

        539a1d96e9253f0357034cb09d6eb596816e516751f76ebc65883f00755ea8088119186ba2cf9aa767e45cc8f7f55d7eda52150aa568f595c6d014dbb87181eb

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

        Filesize

        1.9MB

        MD5

        63d5469fa882500882de9a0507a978ff

        SHA1

        1325a250d3cd329e2d80531b156a5684b107c0ff

        SHA256

        73c5d9e43e4b6e5c6ba65b7dae9c0fb32f77a1700fc070bc196b30352f1b258f

        SHA512

        eb0329f192c50a57468deeca060eed775e7691633653870f6a5514b4d0a0393745fec8bfe042c5441a2e2b6ebfa2628fa95196074f7d893b153736af80b39d4d

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

        Filesize

        819KB

        MD5

        9caa062160dad769c7605d688ae16cb6

        SHA1

        bf6a8a30519c94ddec18c5ca00a1b0cb216fa41c

        SHA256

        283c2836d05122e6b25673eb7cf52fc4648778098b55e24c8538b87e4c61ca65

        SHA512

        44e87359accc76f95c72cbe4293aafb9b4b3080bdb81ef615909f0715f1a3fa70eaa32d41a698cd819fd97ee0e33651603c7b8b5dff283bf9c47a71e6575c918

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_htpjraa4.j1a.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\clip64.dll

        Filesize

        53KB

        MD5

        99cfd1268d317cf032c1932e37a48fd7

        SHA1

        7cd48beaab0d49a0b39f06073a7fbc7a8074d6fd

        SHA256

        ac6275bb885e1bf34703186a01fb26cf0c49ab6bdb55de5cccf56257971688eb

        SHA512

        6283df845303f0cb7e4a0c5a069e6d09b1f6e238e2cada1a2cdd7da44d9e6f2c1e038bce265be2f4cefbd2fc0a83dfc981c116ce4ebfa11b5cd3945b479f0770

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

        Filesize

        1.2MB

        MD5

        15a42d3e4579da615a384c717ab2109b

        SHA1

        22aeedeb2307b1370cdab70d6a6b6d2c13ad2301

        SHA256

        3c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103

        SHA512

        1eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444

      • memory/1156-108-0x0000000005130000-0x0000000005131000-memory.dmp

        Filesize

        4KB

      • memory/1156-103-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/1156-109-0x0000000005120000-0x0000000005121000-memory.dmp

        Filesize

        4KB

      • memory/1156-107-0x0000000005110000-0x0000000005111000-memory.dmp

        Filesize

        4KB

      • memory/1156-106-0x0000000005170000-0x0000000005171000-memory.dmp

        Filesize

        4KB

      • memory/1156-105-0x0000000005150000-0x0000000005151000-memory.dmp

        Filesize

        4KB

      • memory/1156-102-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/1156-104-0x0000000005140000-0x0000000005141000-memory.dmp

        Filesize

        4KB

      • memory/1156-110-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2136-7-0x0000000005150000-0x0000000005151000-memory.dmp

        Filesize

        4KB

      • memory/2136-24-0x0000000000B20000-0x0000000001004000-memory.dmp

        Filesize

        4.9MB

      • memory/2136-13-0x0000000000B20000-0x0000000001004000-memory.dmp

        Filesize

        4.9MB

      • memory/2136-11-0x00000000051D0000-0x00000000051D1000-memory.dmp

        Filesize

        4KB

      • memory/2136-10-0x00000000051E0000-0x00000000051E1000-memory.dmp

        Filesize

        4KB

      • memory/2136-9-0x00000000051B0000-0x00000000051B1000-memory.dmp

        Filesize

        4KB

      • memory/2136-8-0x0000000005160000-0x0000000005161000-memory.dmp

        Filesize

        4KB

      • memory/2136-6-0x00000000051C0000-0x00000000051C1000-memory.dmp

        Filesize

        4KB

      • memory/2136-5-0x0000000005170000-0x0000000005171000-memory.dmp

        Filesize

        4KB

      • memory/2136-0-0x0000000000B20000-0x0000000001004000-memory.dmp

        Filesize

        4.9MB

      • memory/2136-4-0x0000000005190000-0x0000000005191000-memory.dmp

        Filesize

        4KB

      • memory/2136-3-0x0000000005180000-0x0000000005181000-memory.dmp

        Filesize

        4KB

      • memory/2136-2-0x0000000000B20000-0x0000000001004000-memory.dmp

        Filesize

        4.9MB

      • memory/2136-1-0x0000000077724000-0x0000000077726000-memory.dmp

        Filesize

        8KB

      • memory/2604-96-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-29-0x0000000004B20000-0x0000000004B21000-memory.dmp

        Filesize

        4KB

      • memory/2604-113-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-112-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-111-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-25-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-26-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-27-0x0000000004AF0000-0x0000000004AF1000-memory.dmp

        Filesize

        4KB

      • memory/2604-28-0x0000000004AE0000-0x0000000004AE1000-memory.dmp

        Filesize

        4KB

      • memory/2604-49-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-80-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-48-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-83-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-36-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-30-0x0000000004AC0000-0x0000000004AC1000-memory.dmp

        Filesize

        4KB

      • memory/2604-31-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

        Filesize

        4KB

      • memory/2604-33-0x0000000004B10000-0x0000000004B11000-memory.dmp

        Filesize

        4KB

      • memory/2604-32-0x0000000004B00000-0x0000000004B01000-memory.dmp

        Filesize

        4KB

      • memory/2604-35-0x0000000004B30000-0x0000000004B31000-memory.dmp

        Filesize

        4KB

      • memory/2604-100-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-99-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-98-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-97-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/2604-34-0x0000000004B40000-0x0000000004B41000-memory.dmp

        Filesize

        4KB

      • memory/2604-95-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/3624-92-0x0000000004C60000-0x0000000004C61000-memory.dmp

        Filesize

        4KB

      • memory/3624-88-0x0000000004C90000-0x0000000004C91000-memory.dmp

        Filesize

        4KB

      • memory/3624-87-0x0000000004C80000-0x0000000004C81000-memory.dmp

        Filesize

        4KB

      • memory/3624-85-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/3624-90-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

        Filesize

        4KB

      • memory/3624-91-0x0000000004C50000-0x0000000004C51000-memory.dmp

        Filesize

        4KB

      • memory/3624-94-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/3624-93-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

        Filesize

        4KB

      • memory/3624-89-0x0000000004C70000-0x0000000004C71000-memory.dmp

        Filesize

        4KB

      • memory/3624-86-0x00000000000F0000-0x00000000005D4000-memory.dmp

        Filesize

        4.9MB

      • memory/4108-60-0x00007FFE6ADF0000-0x00007FFE6B8B1000-memory.dmp

        Filesize

        10.8MB

      • memory/4108-71-0x00007FFE6ADF0000-0x00007FFE6B8B1000-memory.dmp

        Filesize

        10.8MB

      • memory/4108-65-0x000001EEB3930000-0x000001EEB393A000-memory.dmp

        Filesize

        40KB

      • memory/4108-64-0x000001EEB3AA0000-0x000001EEB3AB2000-memory.dmp

        Filesize

        72KB

      • memory/4108-63-0x000001EE9B280000-0x000001EE9B290000-memory.dmp

        Filesize

        64KB

      • memory/4108-62-0x000001EE9B280000-0x000001EE9B290000-memory.dmp

        Filesize

        64KB

      • memory/4108-61-0x000001EE9B280000-0x000001EE9B290000-memory.dmp

        Filesize

        64KB

      • memory/4108-50-0x000001EE9B390000-0x000001EE9B3B2000-memory.dmp

        Filesize

        136KB