Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-03-2024 13:57

General

  • Target

    f224227e78abba46021f594f9173f102485f56a9c30bf5e05c81bedb632f5b2e.exe

  • Size

    1.8MB

  • MD5

    263f09c267d7e23b4516e300ef630679

  • SHA1

    27d9cbd13353a327137c99ac2f3681917fc6fcbc

  • SHA256

    f224227e78abba46021f594f9173f102485f56a9c30bf5e05c81bedb632f5b2e

  • SHA512

    bcb968deb03ea729cba5e3595040dbf707012b9377a7581ecf7c5d16d56d4d252c5f2c7fe7af84516f96e4a8458b7904d3ef99c00796d78aa36095370958abe6

  • SSDEEP

    49152:fKuxvQrTFHh9o37JCpcNZe1Xu3wKZ1xgX0:dYlQ3wpczj33j+E

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f224227e78abba46021f594f9173f102485f56a9c30bf5e05c81bedb632f5b2e.exe
    "C:\Users\Admin\AppData\Local\Temp\f224227e78abba46021f594f9173f102485f56a9c30bf5e05c81bedb632f5b2e.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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3108
    • 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:4892
      • 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:464
        • 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:2768
          • C:\Windows\system32\netsh.exe
            netsh wlan show profiles
            5⤵
              PID:4228
            • 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\602636161432_Desktop.zip' -CompressionLevel Optimal
              5⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2436
        • 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:1800
    • 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:3928
    • 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:72
    • 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:1732

    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

      263f09c267d7e23b4516e300ef630679

      SHA1

      27d9cbd13353a327137c99ac2f3681917fc6fcbc

      SHA256

      f224227e78abba46021f594f9173f102485f56a9c30bf5e05c81bedb632f5b2e

      SHA512

      bcb968deb03ea729cba5e3595040dbf707012b9377a7581ecf7c5d16d56d4d252c5f2c7fe7af84516f96e4a8458b7904d3ef99c00796d78aa36095370958abe6

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r4alavde.p4e.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/72-96-0x00000000054B0000-0x00000000054B1000-memory.dmp
      Filesize

      4KB

    • memory/72-94-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/72-100-0x0000000005480000-0x0000000005481000-memory.dmp
      Filesize

      4KB

    • memory/72-97-0x0000000005490000-0x0000000005491000-memory.dmp
      Filesize

      4KB

    • memory/72-98-0x00000000054D0000-0x00000000054D1000-memory.dmp
      Filesize

      4KB

    • memory/72-99-0x0000000005470000-0x0000000005471000-memory.dmp
      Filesize

      4KB

    • memory/72-95-0x00000000054A0000-0x00000000054A1000-memory.dmp
      Filesize

      4KB

    • memory/72-93-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/72-101-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/1732-113-0x0000000004B40000-0x0000000004B41000-memory.dmp
      Filesize

      4KB

    • memory/1732-109-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/1732-110-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/1732-112-0x0000000004B60000-0x0000000004B61000-memory.dmp
      Filesize

      4KB

    • memory/1732-114-0x0000000004B80000-0x0000000004B81000-memory.dmp
      Filesize

      4KB

    • memory/1732-115-0x0000000004B20000-0x0000000004B21000-memory.dmp
      Filesize

      4KB

    • memory/1732-111-0x0000000004B50000-0x0000000004B51000-memory.dmp
      Filesize

      4KB

    • memory/1732-116-0x0000000004B30000-0x0000000004B31000-memory.dmp
      Filesize

      4KB

    • memory/1732-117-0x0000000004B70000-0x0000000004B71000-memory.dmp
      Filesize

      4KB

    • memory/1732-118-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/2436-66-0x00007FFF9C970000-0x00007FFF9D432000-memory.dmp
      Filesize

      10.8MB

    • memory/2436-65-0x0000019B4A330000-0x0000019B4A352000-memory.dmp
      Filesize

      136KB

    • memory/2436-76-0x00007FFF9C970000-0x00007FFF9D432000-memory.dmp
      Filesize

      10.8MB

    • memory/2436-70-0x0000019B4A6F0000-0x0000019B4A6FA000-memory.dmp
      Filesize

      40KB

    • memory/2436-69-0x0000019B4A700000-0x0000019B4A712000-memory.dmp
      Filesize

      72KB

    • memory/2436-68-0x0000019B31CA0000-0x0000019B31CB0000-memory.dmp
      Filesize

      64KB

    • memory/2436-67-0x0000019B31CA0000-0x0000019B31CB0000-memory.dmp
      Filesize

      64KB

    • memory/3108-4-0x0000000005440000-0x0000000005441000-memory.dmp
      Filesize

      4KB

    • memory/3108-7-0x0000000005400000-0x0000000005401000-memory.dmp
      Filesize

      4KB

    • memory/3108-1-0x0000000077DB6000-0x0000000077DB8000-memory.dmp
      Filesize

      8KB

    • memory/3108-2-0x0000000000C60000-0x0000000001118000-memory.dmp
      Filesize

      4.7MB

    • memory/3108-10-0x0000000005480000-0x0000000005481000-memory.dmp
      Filesize

      4KB

    • memory/3108-3-0x0000000005430000-0x0000000005431000-memory.dmp
      Filesize

      4KB

    • memory/3108-22-0x0000000000C60000-0x0000000001118000-memory.dmp
      Filesize

      4.7MB

    • memory/3108-9-0x0000000005490000-0x0000000005491000-memory.dmp
      Filesize

      4KB

    • memory/3108-0-0x0000000000C60000-0x0000000001118000-memory.dmp
      Filesize

      4.7MB

    • memory/3108-8-0x0000000005410000-0x0000000005411000-memory.dmp
      Filesize

      4KB

    • memory/3108-6-0x0000000005460000-0x0000000005461000-memory.dmp
      Filesize

      4KB

    • memory/3108-5-0x0000000005420000-0x0000000005421000-memory.dmp
      Filesize

      4KB

    • memory/3928-38-0x0000000004BD0000-0x0000000004BD1000-memory.dmp
      Filesize

      4KB

    • memory/3928-37-0x0000000004BF0000-0x0000000004BF1000-memory.dmp
      Filesize

      4KB

    • memory/3928-36-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
      Filesize

      4KB

    • memory/3928-39-0x0000000004C10000-0x0000000004C11000-memory.dmp
      Filesize

      4KB

    • memory/3928-42-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/3928-40-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
      Filesize

      4KB

    • memory/3928-41-0x0000000004BC0000-0x0000000004BC1000-memory.dmp
      Filesize

      4KB

    • memory/3928-34-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/3928-35-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-30-0x0000000004E70000-0x0000000004E71000-memory.dmp
      Filesize

      4KB

    • memory/4892-28-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
      Filesize

      4KB

    • memory/4892-25-0x0000000004E90000-0x0000000004E91000-memory.dmp
      Filesize

      4KB

    • memory/4892-27-0x0000000004E80000-0x0000000004E81000-memory.dmp
      Filesize

      4KB

    • memory/4892-26-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
      Filesize

      4KB

    • memory/4892-24-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-23-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-29-0x0000000004E60000-0x0000000004E61000-memory.dmp
      Filesize

      4KB

    • memory/4892-102-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-103-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-104-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-105-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-106-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-107-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-91-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-90-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-89-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-88-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-31-0x0000000004EF0000-0x0000000004EF1000-memory.dmp
      Filesize

      4KB

    • memory/4892-77-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-32-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
      Filesize

      4KB

    • memory/4892-56-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-44-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-43-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-119-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB

    • memory/4892-120-0x00000000000C0000-0x0000000000578000-memory.dmp
      Filesize

      4.7MB