Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2024 03:11

General

  • Target

    1404dbe477c759bf43d50b2a286243b7b6f0113b4c880ebf4d9280e2961e9dde.exe

  • Size

    1.8MB

  • MD5

    9b3a845a97b1ef3e2dd708c0886f4b6d

  • SHA1

    ccd6d65ca9c9df8d44c20314f45282e7c4d7177e

  • SHA256

    1404dbe477c759bf43d50b2a286243b7b6f0113b4c880ebf4d9280e2961e9dde

  • SHA512

    b9d3962a3b7114769ca678a72495dc28b8b24d993b1eacf3e3e9de4383fbdb71008e26aec2eec9cff9654ebe338e3b705ee0cf1f15cb9d4b589d26d4df9a5a37

  • SSDEEP

    49152:RArGiYZ/aUOMDIBizB3rCK56yPOup+RipF9LJLmZUiW02Wxh:O6isYMdBOKNprF9LJ6c02Wxh

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\1404dbe477c759bf43d50b2a286243b7b6f0113b4c880ebf4d9280e2961e9dde.exe
    "C:\Users\Admin\AppData\Local\Temp\1404dbe477c759bf43d50b2a286243b7b6f0113b4c880ebf4d9280e2961e9dde.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:4576
    • 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:3800
      • 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:2968
        • 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:4344
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:1504
            • 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:412
        • 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:928
    • 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=5164 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:2688
      • 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:2460
      • 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:444

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Defense Evasion

      Virtualization/Sandbox Evasion

      2
      T1497

      Credential Access

      Unsecured Credentials

      3
      T1552

      Credentials In Files

      2
      T1552.001

      Credentials in Registry

      1
      T1552.002

      Discovery

      Query Registry

      4
      T1012

      Virtualization/Sandbox Evasion

      2
      T1497

      System Information Discovery

      3
      T1082

      Collection

      Data from Local System

      3
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        1.8MB

        MD5

        9b3a845a97b1ef3e2dd708c0886f4b6d

        SHA1

        ccd6d65ca9c9df8d44c20314f45282e7c4d7177e

        SHA256

        1404dbe477c759bf43d50b2a286243b7b6f0113b4c880ebf4d9280e2961e9dde

        SHA512

        b9d3962a3b7114769ca678a72495dc28b8b24d993b1eacf3e3e9de4383fbdb71008e26aec2eec9cff9654ebe338e3b705ee0cf1f15cb9d4b589d26d4df9a5a37

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

        1.5MB

        MD5

        99328a1d8c3660524d3c6f0e701adfde

        SHA1

        f00163ffc6e61973f461ecba3fb6e3896c7c33c0

        SHA256

        ab94d93a14d0818dd5e33be15a22b56f050ec73cca48a84e1ce1ef3896cfe0ac

        SHA512

        58b76147c1a79f1eec4e08922b077cd09a213d65ac6ed17171017d0a7647e5e7923e91ed7f8f5dbb509638346d4a2939e83518eda104174133475cf64f3f0934

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bmvsgnhd.jb4.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/412-58-0x000002EAFB920000-0x000002EAFB930000-memory.dmp
        Filesize

        64KB

      • memory/412-59-0x000002EAFB920000-0x000002EAFB930000-memory.dmp
        Filesize

        64KB

      • memory/412-57-0x00007FF891FF0000-0x00007FF892AB1000-memory.dmp
        Filesize

        10.8MB

      • memory/412-56-0x000002EAFBAA0000-0x000002EAFBAC2000-memory.dmp
        Filesize

        136KB

      • memory/412-61-0x000002EAFB910000-0x000002EAFB91A000-memory.dmp
        Filesize

        40KB

      • memory/412-60-0x000002EAFBD70000-0x000002EAFBD82000-memory.dmp
        Filesize

        72KB

      • memory/412-67-0x00007FF891FF0000-0x00007FF892AB1000-memory.dmp
        Filesize

        10.8MB

      • memory/444-103-0x0000000004DB0000-0x0000000004DB1000-memory.dmp
        Filesize

        4KB

      • memory/444-100-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/444-109-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/444-106-0x0000000004D70000-0x0000000004D71000-memory.dmp
        Filesize

        4KB

      • memory/444-108-0x0000000004DC0000-0x0000000004DC1000-memory.dmp
        Filesize

        4KB

      • memory/444-107-0x0000000004D80000-0x0000000004D81000-memory.dmp
        Filesize

        4KB

      • memory/444-105-0x0000000004DD0000-0x0000000004DD1000-memory.dmp
        Filesize

        4KB

      • memory/444-102-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
        Filesize

        4KB

      • memory/444-104-0x0000000004D90000-0x0000000004D91000-memory.dmp
        Filesize

        4KB

      • memory/444-101-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/2460-90-0x0000000004AD0000-0x0000000004AD1000-memory.dmp
        Filesize

        4KB

      • memory/2460-92-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/2460-83-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/2460-88-0x0000000004B30000-0x0000000004B31000-memory.dmp
        Filesize

        4KB

      • memory/2460-87-0x0000000004AE0000-0x0000000004AE1000-memory.dmp
        Filesize

        4KB

      • memory/2460-91-0x0000000004B20000-0x0000000004B21000-memory.dmp
        Filesize

        4KB

      • memory/2460-84-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/2460-89-0x0000000004AC0000-0x0000000004AC1000-memory.dmp
        Filesize

        4KB

      • memory/2460-86-0x0000000004B00000-0x0000000004B01000-memory.dmp
        Filesize

        4KB

      • memory/2460-85-0x0000000004AF0000-0x0000000004AF1000-memory.dmp
        Filesize

        4KB

      • memory/3800-30-0x0000000004FF0000-0x0000000004FF1000-memory.dmp
        Filesize

        4KB

      • memory/3800-93-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-34-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-68-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-69-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-33-0x0000000005010000-0x0000000005011000-memory.dmp
        Filesize

        4KB

      • memory/3800-80-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-32-0x0000000004FA0000-0x0000000004FA1000-memory.dmp
        Filesize

        4KB

      • memory/3800-82-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-27-0x0000000004FC0000-0x0000000004FC1000-memory.dmp
        Filesize

        4KB

      • memory/3800-28-0x0000000004FD0000-0x0000000004FD1000-memory.dmp
        Filesize

        4KB

      • memory/3800-29-0x0000000004FB0000-0x0000000004FB1000-memory.dmp
        Filesize

        4KB

      • memory/3800-31-0x0000000004F90000-0x0000000004F91000-memory.dmp
        Filesize

        4KB

      • memory/3800-112-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-26-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-25-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-111-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-110-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-99-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-46-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-94-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-95-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-96-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/3800-97-0x0000000000160000-0x0000000000617000-memory.dmp
        Filesize

        4.7MB

      • memory/4576-6-0x0000000005040000-0x0000000005041000-memory.dmp
        Filesize

        4KB

      • memory/4576-11-0x0000000005050000-0x0000000005051000-memory.dmp
        Filesize

        4KB

      • memory/4576-8-0x0000000004FE0000-0x0000000004FE1000-memory.dmp
        Filesize

        4KB

      • memory/4576-9-0x0000000005030000-0x0000000005031000-memory.dmp
        Filesize

        4KB

      • memory/4576-7-0x0000000004FD0000-0x0000000004FD1000-memory.dmp
        Filesize

        4KB

      • memory/4576-5-0x0000000004FF0000-0x0000000004FF1000-memory.dmp
        Filesize

        4KB

      • memory/4576-10-0x0000000005060000-0x0000000005061000-memory.dmp
        Filesize

        4KB

      • memory/4576-4-0x0000000005010000-0x0000000005011000-memory.dmp
        Filesize

        4KB

      • memory/4576-1-0x00000000777C4000-0x00000000777C6000-memory.dmp
        Filesize

        8KB

      • memory/4576-2-0x00000000004F0000-0x00000000009A7000-memory.dmp
        Filesize

        4.7MB

      • memory/4576-3-0x0000000005000000-0x0000000005001000-memory.dmp
        Filesize

        4KB

      • memory/4576-13-0x00000000004F0000-0x00000000009A7000-memory.dmp
        Filesize

        4.7MB

      • memory/4576-24-0x00000000004F0000-0x00000000009A7000-memory.dmp
        Filesize

        4.7MB

      • memory/4576-0-0x00000000004F0000-0x00000000009A7000-memory.dmp
        Filesize

        4.7MB