Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-03-2024 10:34

General

  • Target

    6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66.exe

  • Size

    1.8MB

  • MD5

    9caf5244d003843057309135cdb9d779

  • SHA1

    bb272cbb19752ab067a0cc9ad6ffc1e9b07443e1

  • SHA256

    6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66

  • SHA512

    5af04ebefe733a8cf4ba8b070450faeb7239199bb0501bd3ad728dfb84845d806b80e0302c9b78baa09e9e589ae324b7234c369efc75e27529d192e36be64c49

  • SSDEEP

    49152:7ROFRJONtAvbPMGVZdWAhTA8WUKDhrnKV5BvNzao/ky:7RibPMGVPPC8WdDZS5RNWos

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\6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66.exe
    "C:\Users\Admin\AppData\Local\Temp\6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66.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:4236
    • 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:684
      • 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:3136
        • 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:4752
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:928
            • 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\172592802658_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4640
        • 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:1484
    • 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:4032
    • 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=3868 --field-trial-handle=2264,i,1475924722205134884,16549311107360026087,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:792
      • 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:748
      • 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:3524

      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

        9caf5244d003843057309135cdb9d779

        SHA1

        bb272cbb19752ab067a0cc9ad6ffc1e9b07443e1

        SHA256

        6efcf42599a54f15f35185abb503518484c5d9ec544ff6f99c447796f357bc66

        SHA512

        5af04ebefe733a8cf4ba8b070450faeb7239199bb0501bd3ad728dfb84845d806b80e0302c9b78baa09e9e589ae324b7234c369efc75e27529d192e36be64c49

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rmglnrqn.bkr.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/684-92-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-26-0x00000000050A0000-0x00000000050A1000-memory.dmp

        Filesize

        4KB

      • memory/684-108-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-107-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-106-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-95-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-94-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-93-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-110-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-23-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-45-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-25-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-27-0x00000000050B0000-0x00000000050B1000-memory.dmp

        Filesize

        4KB

      • memory/684-109-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-28-0x0000000005090000-0x0000000005091000-memory.dmp

        Filesize

        4KB

      • memory/684-29-0x00000000050D0000-0x00000000050D1000-memory.dmp

        Filesize

        4KB

      • memory/684-30-0x0000000005070000-0x0000000005071000-memory.dmp

        Filesize

        4KB

      • memory/684-31-0x0000000005080000-0x0000000005081000-memory.dmp

        Filesize

        4KB

      • memory/684-33-0x0000000005100000-0x0000000005101000-memory.dmp

        Filesize

        4KB

      • memory/684-32-0x00000000050F0000-0x00000000050F1000-memory.dmp

        Filesize

        4KB

      • memory/684-111-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-81-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-123-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-58-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-124-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/684-46-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/748-104-0x0000000004D40000-0x0000000004D41000-memory.dmp

        Filesize

        4KB

      • memory/748-105-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/748-103-0x0000000004D30000-0x0000000004D31000-memory.dmp

        Filesize

        4KB

      • memory/748-99-0x0000000004D60000-0x0000000004D61000-memory.dmp

        Filesize

        4KB

      • memory/748-101-0x0000000004D50000-0x0000000004D51000-memory.dmp

        Filesize

        4KB

      • memory/748-100-0x0000000004D70000-0x0000000004D71000-memory.dmp

        Filesize

        4KB

      • memory/748-98-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/748-97-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/748-102-0x0000000004D90000-0x0000000004D91000-memory.dmp

        Filesize

        4KB

      • memory/3524-122-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/3524-114-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/3524-120-0x00000000052C0000-0x00000000052C1000-memory.dmp

        Filesize

        4KB

      • memory/3524-119-0x00000000052B0000-0x00000000052B1000-memory.dmp

        Filesize

        4KB

      • memory/3524-118-0x0000000005320000-0x0000000005321000-memory.dmp

        Filesize

        4KB

      • memory/3524-117-0x00000000052D0000-0x00000000052D1000-memory.dmp

        Filesize

        4KB

      • memory/3524-116-0x00000000052F0000-0x00000000052F1000-memory.dmp

        Filesize

        4KB

      • memory/3524-115-0x00000000052E0000-0x00000000052E1000-memory.dmp

        Filesize

        4KB

      • memory/3524-113-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/3524-121-0x0000000005310000-0x0000000005311000-memory.dmp

        Filesize

        4KB

      • memory/4032-35-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/4032-36-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/4032-42-0x0000000004E80000-0x0000000004E81000-memory.dmp

        Filesize

        4KB

      • memory/4032-37-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

        Filesize

        4KB

      • memory/4032-38-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

        Filesize

        4KB

      • memory/4032-39-0x0000000004E90000-0x0000000004E91000-memory.dmp

        Filesize

        4KB

      • memory/4032-40-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

        Filesize

        4KB

      • memory/4032-41-0x0000000004E70000-0x0000000004E71000-memory.dmp

        Filesize

        4KB

      • memory/4032-44-0x0000000000940000-0x0000000000E07000-memory.dmp

        Filesize

        4.8MB

      • memory/4032-43-0x0000000004ED0000-0x0000000004ED1000-memory.dmp

        Filesize

        4KB

      • memory/4236-3-0x0000000004C40000-0x0000000004C41000-memory.dmp

        Filesize

        4KB

      • memory/4236-2-0x0000000000840000-0x0000000000D07000-memory.dmp

        Filesize

        4.8MB

      • memory/4236-9-0x0000000004C60000-0x0000000004C61000-memory.dmp

        Filesize

        4KB

      • memory/4236-8-0x0000000004C20000-0x0000000004C21000-memory.dmp

        Filesize

        4KB

      • memory/4236-7-0x0000000004C30000-0x0000000004C31000-memory.dmp

        Filesize

        4KB

      • memory/4236-5-0x0000000004C70000-0x0000000004C71000-memory.dmp

        Filesize

        4KB

      • memory/4236-6-0x0000000004C10000-0x0000000004C11000-memory.dmp

        Filesize

        4KB

      • memory/4236-4-0x0000000004C50000-0x0000000004C51000-memory.dmp

        Filesize

        4KB

      • memory/4236-10-0x0000000004C90000-0x0000000004C91000-memory.dmp

        Filesize

        4KB

      • memory/4236-11-0x0000000004C80000-0x0000000004C81000-memory.dmp

        Filesize

        4KB

      • memory/4236-24-0x0000000000840000-0x0000000000D07000-memory.dmp

        Filesize

        4.8MB

      • memory/4236-0-0x0000000000840000-0x0000000000D07000-memory.dmp

        Filesize

        4.8MB

      • memory/4236-1-0x00000000778A4000-0x00000000778A6000-memory.dmp

        Filesize

        8KB

      • memory/4640-80-0x00007FFABEB20000-0x00007FFABF5E1000-memory.dmp

        Filesize

        10.8MB

      • memory/4640-71-0x00000231FD1F0000-0x00000231FD200000-memory.dmp

        Filesize

        64KB

      • memory/4640-72-0x00000231FD1F0000-0x00000231FD200000-memory.dmp

        Filesize

        64KB

      • memory/4640-70-0x00000231FD1F0000-0x00000231FD200000-memory.dmp

        Filesize

        64KB

      • memory/4640-69-0x00007FFABEB20000-0x00007FFABF5E1000-memory.dmp

        Filesize

        10.8MB

      • memory/4640-61-0x00000231FD100000-0x00000231FD122000-memory.dmp

        Filesize

        136KB

      • memory/4640-73-0x00000231FD1B0000-0x00000231FD1C2000-memory.dmp

        Filesize

        72KB

      • memory/4640-74-0x00000231FD190000-0x00000231FD19A000-memory.dmp

        Filesize

        40KB