Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-03-2024 11:46

General

  • Target

    18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65.exe

  • Size

    1.8MB

  • MD5

    7bda7752e96977bd26a07b5c4899a963

  • SHA1

    9e1d7283d4d312bfc5b4f146a356c87c573e6a56

  • SHA256

    18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65

  • SHA512

    969849c10d819891eb377b0e9e5e2174a1b70ba977ae1ae61511a8c27cf72d8798d2db868b0c17d045b07b66ea6fc3fb585532d21282d233239dcb3a1b0726a6

  • SSDEEP

    49152:talRw0SQzSt3UD3hEtmymZknlTgoJabP:KzPD3hEkTZknllAb

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.

  • 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 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65.exe
    "C:\Users\Admin\AppData\Local\Temp\18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65.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 WriteProcessMemory
    PID:4900
    • 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:5020
      • 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:2404
        • 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:3408
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:3640
            • 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\930051783255_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1388
        • 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:1016
    • 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:4896
    • 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:3496
    • 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:4944

    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

    3
    T1012

    Virtualization/Sandbox Evasion

    2
    T1497

    System Information Discovery

    2
    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

      7bda7752e96977bd26a07b5c4899a963

      SHA1

      9e1d7283d4d312bfc5b4f146a356c87c573e6a56

      SHA256

      18214f469759a18fd62b60b3d3fd0b1f0eb2a781f77c7d851a9b7c306be2ff65

      SHA512

      969849c10d819891eb377b0e9e5e2174a1b70ba977ae1ae61511a8c27cf72d8798d2db868b0c17d045b07b66ea6fc3fb585532d21282d233239dcb3a1b0726a6

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0twcifca.auy.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/1388-74-0x00007FFDA6DD0000-0x00007FFDA7892000-memory.dmp
      Filesize

      10.8MB

    • memory/1388-68-0x000001EB31260000-0x000001EB3126A000-memory.dmp
      Filesize

      40KB

    • memory/1388-67-0x000001EB31270000-0x000001EB31282000-memory.dmp
      Filesize

      72KB

    • memory/1388-65-0x000001EB30F50000-0x000001EB30F60000-memory.dmp
      Filesize

      64KB

    • memory/1388-66-0x000001EB30F50000-0x000001EB30F60000-memory.dmp
      Filesize

      64KB

    • memory/1388-63-0x00007FFDA6DD0000-0x00007FFDA7892000-memory.dmp
      Filesize

      10.8MB

    • memory/1388-64-0x000001EB310D0000-0x000001EB310F2000-memory.dmp
      Filesize

      136KB

    • memory/3496-95-0x0000000004CC0000-0x0000000004CC1000-memory.dmp
      Filesize

      4KB

    • memory/3496-93-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/3496-102-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/3496-101-0x0000000004CF0000-0x0000000004CF1000-memory.dmp
      Filesize

      4KB

    • memory/3496-100-0x0000000004CA0000-0x0000000004CA1000-memory.dmp
      Filesize

      4KB

    • memory/3496-98-0x0000000004D00000-0x0000000004D01000-memory.dmp
      Filesize

      4KB

    • memory/3496-99-0x0000000004C90000-0x0000000004C91000-memory.dmp
      Filesize

      4KB

    • memory/3496-97-0x0000000004CB0000-0x0000000004CB1000-memory.dmp
      Filesize

      4KB

    • memory/3496-96-0x0000000004CD0000-0x0000000004CD1000-memory.dmp
      Filesize

      4KB

    • memory/3496-94-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/4896-48-0x0000000004E50000-0x0000000004E51000-memory.dmp
      Filesize

      4KB

    • memory/4896-51-0x0000000004E10000-0x0000000004E11000-memory.dmp
      Filesize

      4KB

    • memory/4896-75-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/4896-45-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/4896-53-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/4896-47-0x0000000004E40000-0x0000000004E41000-memory.dmp
      Filesize

      4KB

    • memory/4896-50-0x0000000004E70000-0x0000000004E71000-memory.dmp
      Filesize

      4KB

    • memory/4896-49-0x0000000004E30000-0x0000000004E31000-memory.dmp
      Filesize

      4KB

    • memory/4896-52-0x0000000004E20000-0x0000000004E21000-memory.dmp
      Filesize

      4KB

    • memory/4900-9-0x0000000005270000-0x0000000005271000-memory.dmp
      Filesize

      4KB

    • memory/4900-4-0x0000000005230000-0x0000000005231000-memory.dmp
      Filesize

      4KB

    • memory/4900-21-0x0000000000790000-0x0000000000C44000-memory.dmp
      Filesize

      4.7MB

    • memory/4900-1-0x00000000777D6000-0x00000000777D8000-memory.dmp
      Filesize

      8KB

    • memory/4900-0-0x0000000000790000-0x0000000000C44000-memory.dmp
      Filesize

      4.7MB

    • memory/4900-8-0x0000000005200000-0x0000000005201000-memory.dmp
      Filesize

      4KB

    • memory/4900-7-0x00000000051F0000-0x00000000051F1000-memory.dmp
      Filesize

      4KB

    • memory/4900-5-0x0000000005210000-0x0000000005211000-memory.dmp
      Filesize

      4KB

    • memory/4900-6-0x0000000005250000-0x0000000005251000-memory.dmp
      Filesize

      4KB

    • memory/4900-10-0x0000000005260000-0x0000000005261000-memory.dmp
      Filesize

      4KB

    • memory/4900-3-0x0000000005220000-0x0000000005221000-memory.dmp
      Filesize

      4KB

    • memory/4900-2-0x0000000000790000-0x0000000000C44000-memory.dmp
      Filesize

      4.7MB

    • memory/4944-115-0x0000000005210000-0x0000000005211000-memory.dmp
      Filesize

      4KB

    • memory/4944-112-0x0000000005220000-0x0000000005221000-memory.dmp
      Filesize

      4KB

    • memory/4944-114-0x0000000005200000-0x0000000005201000-memory.dmp
      Filesize

      4KB

    • memory/4944-113-0x0000000005260000-0x0000000005261000-memory.dmp
      Filesize

      4KB

    • memory/4944-111-0x0000000005230000-0x0000000005231000-memory.dmp
      Filesize

      4KB

    • memory/4944-110-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/4944-116-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-90-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-31-0x0000000005240000-0x0000000005241000-memory.dmp
      Filesize

      4KB

    • memory/5020-28-0x0000000005220000-0x0000000005221000-memory.dmp
      Filesize

      4KB

    • memory/5020-29-0x00000000051C0000-0x00000000051C1000-memory.dmp
      Filesize

      4KB

    • memory/5020-30-0x00000000051D0000-0x00000000051D1000-memory.dmp
      Filesize

      4KB

    • memory/5020-91-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-27-0x00000000051E0000-0x00000000051E1000-memory.dmp
      Filesize

      4KB

    • memory/5020-26-0x0000000005200000-0x0000000005201000-memory.dmp
      Filesize

      4KB

    • memory/5020-25-0x00000000051F0000-0x00000000051F1000-memory.dmp
      Filesize

      4KB

    • memory/5020-24-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-32-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-103-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-104-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-105-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-106-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-107-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-108-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-89-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-88-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-87-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-76-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-54-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-23-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-46-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB

    • memory/5020-117-0x00000000007A0000-0x0000000000C54000-memory.dmp
      Filesize

      4.7MB