Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 02:16

General

  • Target

    edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92.exe

  • Size

    2.9MB

  • MD5

    1a9b43ff9d418fec6ff36539e3fb5db8

  • SHA1

    9bb2eeef5abbaa8f3df26c18fb05e7b8db0d2d6f

  • SHA256

    edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92

  • SHA512

    ca0c165af12f5dedaa103adf73ef9ea6479373caa367e3bd5794b8c95161e21118f4cb15644c484c1ecb0a21e606718e73d8d8ed1aea80fa126cd165e2429838

  • SSDEEP

    49152:KHWc/UaKbXCW5RwYlwVSbeSgV7L7xZuIHrdVddLF5UsxF:KHWc/fKbX55RxlwVRXrVddL7T

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\edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92.exe
    "C:\Users\Admin\AppData\Local\Temp\edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92.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:2800
    • 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:4304
      • 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:3588
        • 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:4136
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4852
            • 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\288054676187_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:4952
        • 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:3772
    • 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:3708
    • 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:4352

    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

      2.9MB

      MD5

      1a9b43ff9d418fec6ff36539e3fb5db8

      SHA1

      9bb2eeef5abbaa8f3df26c18fb05e7b8db0d2d6f

      SHA256

      edeea9fe453f6dfc0ea3a4e9189cbfe7166aa820b98f93da6513176f8deb0c92

      SHA512

      ca0c165af12f5dedaa103adf73ef9ea6479373caa367e3bd5794b8c95161e21118f4cb15644c484c1ecb0a21e606718e73d8d8ed1aea80fa126cd165e2429838

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nmte3rj5.aoq.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/2800-6-0x00000000050E0000-0x00000000050E1000-memory.dmp
      Filesize

      4KB

    • memory/2800-2-0x0000000000990000-0x0000000000CBB000-memory.dmp
      Filesize

      3.2MB

    • memory/2800-3-0x00000000050B0000-0x00000000050B1000-memory.dmp
      Filesize

      4KB

    • memory/2800-7-0x0000000005080000-0x0000000005081000-memory.dmp
      Filesize

      4KB

    • memory/2800-8-0x0000000005090000-0x0000000005091000-memory.dmp
      Filesize

      4KB

    • memory/2800-9-0x00000000050D0000-0x00000000050D1000-memory.dmp
      Filesize

      4KB

    • memory/2800-10-0x0000000005100000-0x0000000005101000-memory.dmp
      Filesize

      4KB

    • memory/2800-11-0x00000000050F0000-0x00000000050F1000-memory.dmp
      Filesize

      4KB

    • memory/2800-4-0x00000000050C0000-0x00000000050C1000-memory.dmp
      Filesize

      4KB

    • memory/2800-23-0x0000000000990000-0x0000000000CBB000-memory.dmp
      Filesize

      3.2MB

    • memory/2800-0-0x0000000000990000-0x0000000000CBB000-memory.dmp
      Filesize

      3.2MB

    • memory/2800-5-0x00000000050A0000-0x00000000050A1000-memory.dmp
      Filesize

      4KB

    • memory/2800-1-0x0000000077574000-0x0000000077576000-memory.dmp
      Filesize

      8KB

    • memory/3708-93-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/3708-91-0x00000000050B0000-0x00000000050B1000-memory.dmp
      Filesize

      4KB

    • memory/3708-88-0x00000000050F0000-0x00000000050F1000-memory.dmp
      Filesize

      4KB

    • memory/3708-89-0x00000000050D0000-0x00000000050D1000-memory.dmp
      Filesize

      4KB

    • memory/3708-87-0x00000000050E0000-0x00000000050E1000-memory.dmp
      Filesize

      4KB

    • memory/3708-86-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/3708-85-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/3708-92-0x00000000050C0000-0x00000000050C1000-memory.dmp
      Filesize

      4KB

    • memory/3708-90-0x0000000005110000-0x0000000005111000-memory.dmp
      Filesize

      4KB

    • memory/4304-94-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-72-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-38-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-36-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-113-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-35-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-112-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-111-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-37-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-99-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-98-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-97-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-96-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-95-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-34-0x0000000005380000-0x0000000005381000-memory.dmp
      Filesize

      4KB

    • memory/4304-84-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-33-0x0000000005390000-0x0000000005391000-memory.dmp
      Filesize

      4KB

    • memory/4304-32-0x0000000005360000-0x0000000005361000-memory.dmp
      Filesize

      4KB

    • memory/4304-31-0x0000000005310000-0x0000000005311000-memory.dmp
      Filesize

      4KB

    • memory/4304-30-0x0000000005300000-0x0000000005301000-memory.dmp
      Filesize

      4KB

    • memory/4304-29-0x0000000005370000-0x0000000005371000-memory.dmp
      Filesize

      4KB

    • memory/4304-28-0x0000000005320000-0x0000000005321000-memory.dmp
      Filesize

      4KB

    • memory/4304-26-0x0000000005330000-0x0000000005331000-memory.dmp
      Filesize

      4KB

    • memory/4304-27-0x0000000005340000-0x0000000005341000-memory.dmp
      Filesize

      4KB

    • memory/4304-25-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4304-24-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4352-101-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4352-109-0x0000000004D80000-0x0000000004D81000-memory.dmp
      Filesize

      4KB

    • memory/4352-110-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4352-108-0x0000000004D40000-0x0000000004D41000-memory.dmp
      Filesize

      4KB

    • memory/4352-107-0x0000000004D30000-0x0000000004D31000-memory.dmp
      Filesize

      4KB

    • memory/4352-104-0x0000000004D70000-0x0000000004D71000-memory.dmp
      Filesize

      4KB

    • memory/4352-102-0x0000000000290000-0x00000000005BB000-memory.dmp
      Filesize

      3.2MB

    • memory/4352-103-0x0000000004D60000-0x0000000004D61000-memory.dmp
      Filesize

      4KB

    • memory/4352-105-0x0000000004D50000-0x0000000004D51000-memory.dmp
      Filesize

      4KB

    • memory/4352-106-0x0000000004D90000-0x0000000004D91000-memory.dmp
      Filesize

      4KB

    • memory/4952-61-0x000001AB60B00000-0x000001AB60B10000-memory.dmp
      Filesize

      64KB

    • memory/4952-63-0x000001AB60B00000-0x000001AB60B10000-memory.dmp
      Filesize

      64KB

    • memory/4952-64-0x000001AB60E70000-0x000001AB60E82000-memory.dmp
      Filesize

      72KB

    • memory/4952-71-0x00007FFD06760000-0x00007FFD07221000-memory.dmp
      Filesize

      10.8MB

    • memory/4952-65-0x000001AB60E60000-0x000001AB60E6A000-memory.dmp
      Filesize

      40KB

    • memory/4952-62-0x000001AB60B00000-0x000001AB60B10000-memory.dmp
      Filesize

      64KB

    • memory/4952-60-0x00007FFD06760000-0x00007FFD07221000-memory.dmp
      Filesize

      10.8MB

    • memory/4952-50-0x000001AB484F0000-0x000001AB48512000-memory.dmp
      Filesize

      136KB