Analysis

  • max time kernel
    152s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-04-2024 02:07

General

  • Target

    038183aa756567953d50c5f949bf1589a2dab9569af4c69abed3367493597d92.exe

  • Size

    1.8MB

  • MD5

    00fc28c4a37b61ca87e70cfe70ad507a

  • SHA1

    a89865e57b5767162693f1b914b971c1e7c50b36

  • SHA256

    038183aa756567953d50c5f949bf1589a2dab9569af4c69abed3367493597d92

  • SHA512

    24d2f7c9fca65541092d36ea3d111fa205e1f850fdf93d213516e4a4b8d93654b1944de2efce4fb96b6bfb9aea9b39b595ca9e1ff8759ea433e5c3be20ec6a69

  • SSDEEP

    49152:Ho3Cyffva7/E84xDaRQrFhKVRzihH6HPa1:mS7/j4x2RQZhGls+a1

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\038183aa756567953d50c5f949bf1589a2dab9569af4c69abed3367493597d92.exe
    "C:\Users\Admin\AppData\Local\Temp\038183aa756567953d50c5f949bf1589a2dab9569af4c69abed3367493597d92.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:4988
    • 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:2064
      • 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:1928
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1568
            • 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:3128
        • 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:2700
    • 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:4924
    • 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=4160 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:4264
      • 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:3916

      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

        00fc28c4a37b61ca87e70cfe70ad507a

        SHA1

        a89865e57b5767162693f1b914b971c1e7c50b36

        SHA256

        038183aa756567953d50c5f949bf1589a2dab9569af4c69abed3367493597d92

        SHA512

        24d2f7c9fca65541092d36ea3d111fa205e1f850fdf93d213516e4a4b8d93654b1944de2efce4fb96b6bfb9aea9b39b595ca9e1ff8759ea433e5c3be20ec6a69

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1011znhl.ovq.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/2064-94-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-96-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-113-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-112-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-111-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-110-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-109-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-98-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-97-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-95-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-75-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-51-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-26-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-37-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-30-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

        Filesize

        4KB

      • memory/2064-28-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/2064-31-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

        Filesize

        4KB

      • memory/2064-29-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

        Filesize

        4KB

      • memory/2064-32-0x0000000004C10000-0x0000000004C11000-memory.dmp

        Filesize

        4KB

      • memory/2064-33-0x0000000004BB0000-0x0000000004BB1000-memory.dmp

        Filesize

        4KB

      • memory/2064-34-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

        Filesize

        4KB

      • memory/2064-35-0x0000000004C30000-0x0000000004C31000-memory.dmp

        Filesize

        4KB

      • memory/2064-36-0x0000000004C40000-0x0000000004C41000-memory.dmp

        Filesize

        4KB

      • memory/3128-77-0x0000022A29690000-0x0000022A2969A000-memory.dmp

        Filesize

        40KB

      • memory/3128-73-0x0000022A294D0000-0x0000022A294E0000-memory.dmp

        Filesize

        64KB

      • memory/3128-76-0x0000022A296A0000-0x0000022A296B2000-memory.dmp

        Filesize

        72KB

      • memory/3128-71-0x00007FFC3BDD0000-0x00007FFC3C891000-memory.dmp

        Filesize

        10.8MB

      • memory/3128-74-0x0000022A294D0000-0x0000022A294E0000-memory.dmp

        Filesize

        64KB

      • memory/3128-72-0x0000022A294D0000-0x0000022A294E0000-memory.dmp

        Filesize

        64KB

      • memory/3128-70-0x0000022A29510000-0x0000022A29532000-memory.dmp

        Filesize

        136KB

      • memory/3128-83-0x00007FFC3BDD0000-0x00007FFC3C891000-memory.dmp

        Filesize

        10.8MB

      • memory/3916-102-0x0000000005420000-0x0000000005421000-memory.dmp

        Filesize

        4KB

      • memory/3916-103-0x0000000005430000-0x0000000005431000-memory.dmp

        Filesize

        4KB

      • memory/3916-100-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/3916-104-0x0000000005410000-0x0000000005411000-memory.dmp

        Filesize

        4KB

      • memory/3916-107-0x0000000005400000-0x0000000005401000-memory.dmp

        Filesize

        4KB

      • memory/3916-106-0x00000000053F0000-0x00000000053F1000-memory.dmp

        Filesize

        4KB

      • memory/3916-105-0x0000000005450000-0x0000000005451000-memory.dmp

        Filesize

        4KB

      • memory/3916-101-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/3916-108-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/4924-50-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/4924-57-0x00000000050D0000-0x00000000050D1000-memory.dmp

        Filesize

        4KB

      • memory/4924-52-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/4924-58-0x00000000050F0000-0x00000000050F1000-memory.dmp

        Filesize

        4KB

      • memory/4924-55-0x0000000005130000-0x0000000005131000-memory.dmp

        Filesize

        4KB

      • memory/4924-60-0x00000000009D0000-0x0000000000E8F000-memory.dmp

        Filesize

        4.7MB

      • memory/4924-54-0x00000000050E0000-0x00000000050E1000-memory.dmp

        Filesize

        4KB

      • memory/4924-53-0x0000000005100000-0x0000000005101000-memory.dmp

        Filesize

        4KB

      • memory/4924-59-0x0000000005120000-0x0000000005121000-memory.dmp

        Filesize

        4KB

      • memory/4924-56-0x00000000050C0000-0x00000000050C1000-memory.dmp

        Filesize

        4KB

      • memory/4988-15-0x0000000000230000-0x00000000006EF000-memory.dmp

        Filesize

        4.7MB

      • memory/4988-1-0x0000000077C34000-0x0000000077C36000-memory.dmp

        Filesize

        8KB

      • memory/4988-27-0x0000000000230000-0x00000000006EF000-memory.dmp

        Filesize

        4.7MB

      • memory/4988-13-0x0000000000230000-0x00000000006EF000-memory.dmp

        Filesize

        4.7MB

      • memory/4988-6-0x0000000005290000-0x0000000005291000-memory.dmp

        Filesize

        4KB

      • memory/4988-14-0x0000000000230000-0x00000000006EF000-memory.dmp

        Filesize

        4.7MB

      • memory/4988-0-0x0000000000230000-0x00000000006EF000-memory.dmp

        Filesize

        4.7MB

      • memory/4988-10-0x00000000052B0000-0x00000000052B1000-memory.dmp

        Filesize

        4KB

      • memory/4988-2-0x0000000000230000-0x00000000006EF000-memory.dmp

        Filesize

        4.7MB

      • memory/4988-5-0x0000000005240000-0x0000000005241000-memory.dmp

        Filesize

        4KB

      • memory/4988-3-0x0000000005250000-0x0000000005251000-memory.dmp

        Filesize

        4KB

      • memory/4988-11-0x00000000052A0000-0x00000000052A1000-memory.dmp

        Filesize

        4KB

      • memory/4988-4-0x0000000005260000-0x0000000005261000-memory.dmp

        Filesize

        4KB

      • memory/4988-9-0x0000000005280000-0x0000000005281000-memory.dmp

        Filesize

        4KB

      • memory/4988-8-0x0000000005230000-0x0000000005231000-memory.dmp

        Filesize

        4KB

      • memory/4988-7-0x0000000005220000-0x0000000005221000-memory.dmp

        Filesize

        4KB